| 1 | DAPM 4/2004. |
| 2 | |
| 3 | Test the appearance of variable names in "Use of uninitialized value" |
| 4 | warnings. |
| 5 | |
| 6 | The following ops aren't tested, mainly because they do IO or non-portable |
| 7 | stuff: |
| 8 | |
| 9 | send recv bind conect listen accept shutdown chdir chown chroot unlink |
| 10 | chmod utime rename link symlink readlink mkdir rmdir opendir seekdir |
| 11 | system exec kill getpgrp alarm sleep dofile require gethostbyname |
| 12 | gethostbyaddr getnetbyname getnetbyaddr getprotobyname getprotobynumber |
| 13 | getservbyname getservbyport sethostent setnetent setprotoent setservent |
| 14 | getpwnam getpwuid getgrnam getgrgid waitpid setpgrp setpriority |
| 15 | getpriority syscall dbmopen ioctl fcntl truncate getsockopt setsockopt |
| 16 | semctl semop semget msgget msgctl msgsnd msgrcv shmget shmctl shmread |
| 17 | shmwrite |
| 18 | |
| 19 | --------------------------------------------------- |
| 20 | |
| 21 | |
| 22 | __END__ |
| 23 | use warnings 'uninitialized'; |
| 24 | my ($m1, $m2, $v); |
| 25 | |
| 26 | $v = $m1 + 10; |
| 27 | $v = 22 + $m2; |
| 28 | $v = $m1 + $m2; |
| 29 | EXPECT |
| 30 | Use of uninitialized value $m1 in addition (+) at - line 4. |
| 31 | Use of uninitialized value $m2 in addition (+) at - line 5. |
| 32 | Use of uninitialized value $m2 in addition (+) at - line 6. |
| 33 | Use of uninitialized value $m1 in addition (+) at - line 6. |
| 34 | ######## |
| 35 | use warnings 'uninitialized'; |
| 36 | use utf8; |
| 37 | use open qw( :utf8 :std ); |
| 38 | |
| 39 | $v = $à1 + 10; |
| 40 | $v = 22 + $a2; |
| 41 | $v = $à1 + $a2; |
| 42 | EXPECT |
| 43 | Use of uninitialized value $à1 in addition (+) at - line 5. |
| 44 | Use of uninitialized value $a2 in addition (+) at - line 6. |
| 45 | Use of uninitialized value $a2 in addition (+) at - line 7. |
| 46 | Use of uninitialized value $à1 in addition (+) at - line 7. |
| 47 | ######## |
| 48 | use warnings 'uninitialized'; |
| 49 | my ($m1, $v); |
| 50 | our ($g1, $g2); |
| 51 | |
| 52 | $v = $g1 + 21; |
| 53 | $v = 31 + $g2; |
| 54 | $v = $g1 + $g2; |
| 55 | $v = $m1 + $g2; |
| 56 | EXPECT |
| 57 | Use of uninitialized value $g1 in addition (+) at - line 5. |
| 58 | Use of uninitialized value $g2 in addition (+) at - line 6. |
| 59 | Use of uninitialized value $g2 in addition (+) at - line 7. |
| 60 | Use of uninitialized value $g1 in addition (+) at - line 7. |
| 61 | Use of uninitialized value $g2 in addition (+) at - line 8. |
| 62 | Use of uninitialized value $m1 in addition (+) at - line 8. |
| 63 | ######## |
| 64 | use warnings 'uninitialized'; |
| 65 | my ($m1, @ma, $v); |
| 66 | |
| 67 | $v = $ma[5] + 45; |
| 68 | $v = 56 + $ma[6]; |
| 69 | $v = $ma[7] + $m1; |
| 70 | $v = $ma[8] + $ma[9]; |
| 71 | $v = $ma[-1] + $ma[-2]; |
| 72 | EXPECT |
| 73 | Use of uninitialized value $ma[5] in addition (+) at - line 4. |
| 74 | Use of uninitialized value $ma[6] in addition (+) at - line 5. |
| 75 | Use of uninitialized value $m1 in addition (+) at - line 6. |
| 76 | Use of uninitialized value in addition (+) at - line 6. |
| 77 | Use of uninitialized value in addition (+) at - line 7. |
| 78 | Use of uninitialized value in addition (+) at - line 7. |
| 79 | Use of uninitialized value in addition (+) at - line 8. |
| 80 | Use of uninitialized value in addition (+) at - line 8. |
| 81 | ######## |
| 82 | use warnings 'uninitialized'; |
| 83 | my ($v); |
| 84 | my @mau = (undef) x 258; |
| 85 | my %mhu = ('foo', undef, 'bar', undef); |
| 86 | |
| 87 | $v = $mau[5] + 23; |
| 88 | $v = $mau[-5] + 45; |
| 89 | $v = 56 + $mau[6]; |
| 90 | $v = 78 + $mau[-6]; |
| 91 | $v = $mau[7] + $mau[8]; |
| 92 | $v = $mau[256] + $mau[257]; |
| 93 | $v = $mau[-1] + $mau[-2]; |
| 94 | $v = $mhu{foo} + $mhu{bar}; |
| 95 | EXPECT |
| 96 | Use of uninitialized value $mau[5] in addition (+) at - line 6. |
| 97 | Use of uninitialized value $mau[-5] in addition (+) at - line 7. |
| 98 | Use of uninitialized value $mau[6] in addition (+) at - line 8. |
| 99 | Use of uninitialized value $mau[-6] in addition (+) at - line 9. |
| 100 | Use of uninitialized value $mau[8] in addition (+) at - line 10. |
| 101 | Use of uninitialized value $mau[7] in addition (+) at - line 10. |
| 102 | Use of uninitialized value $mau[257] in addition (+) at - line 11. |
| 103 | Use of uninitialized value $mau[256] in addition (+) at - line 11. |
| 104 | Use of uninitialized value $mau[-2] in addition (+) at - line 12. |
| 105 | Use of uninitialized value $mau[-1] in addition (+) at - line 12. |
| 106 | Use of uninitialized value $mhu{"bar"} in addition (+) at - line 13. |
| 107 | Use of uninitialized value $mhu{"foo"} in addition (+) at - line 13. |
| 108 | ######## |
| 109 | use warnings 'uninitialized'; |
| 110 | my ($v); |
| 111 | our (@ga); |
| 112 | |
| 113 | $v = $ga[8] + 21; |
| 114 | $v = $ga[-8] + 46; |
| 115 | $v = 57 + $ga[9]; |
| 116 | $v = 58 + $ga[-9]; |
| 117 | $v = $ga[10] + $ga[11]; |
| 118 | $v = $ga[-10] + $ga[-11]; |
| 119 | EXPECT |
| 120 | Use of uninitialized value $ga[8] in addition (+) at - line 5. |
| 121 | Use of uninitialized value $ga[-8] in addition (+) at - line 6. |
| 122 | Use of uninitialized value $ga[9] in addition (+) at - line 7. |
| 123 | Use of uninitialized value $ga[-9] in addition (+) at - line 8. |
| 124 | Use of uninitialized value in addition (+) at - line 9. |
| 125 | Use of uninitialized value in addition (+) at - line 9. |
| 126 | Use of uninitialized value in addition (+) at - line 10. |
| 127 | Use of uninitialized value in addition (+) at - line 10. |
| 128 | ######## |
| 129 | use warnings 'uninitialized'; |
| 130 | my ($v); |
| 131 | our @gau = (undef) x 258; |
| 132 | our %ghu = ('foo', undef, 'bar', undef); |
| 133 | |
| 134 | $v = $gau[8] + 46; |
| 135 | $v = $gau[-8] + 47; |
| 136 | $v = 57 + $gau[9]; |
| 137 | $v = 57 + $gau[-9]; |
| 138 | $v = $gau[10] + $gau[11]; |
| 139 | $v = $gau[256] + $gau[257]; |
| 140 | $v = $gau[-1] + $gau[-2]; |
| 141 | $v = $ghu{foo} + $ghu{bar}; |
| 142 | EXPECT |
| 143 | Use of uninitialized value $gau[8] in addition (+) at - line 6. |
| 144 | Use of uninitialized value $gau[-8] in addition (+) at - line 7. |
| 145 | Use of uninitialized value $gau[9] in addition (+) at - line 8. |
| 146 | Use of uninitialized value $gau[-9] in addition (+) at - line 9. |
| 147 | Use of uninitialized value $gau[11] in addition (+) at - line 10. |
| 148 | Use of uninitialized value $gau[10] in addition (+) at - line 10. |
| 149 | Use of uninitialized value $gau[257] in addition (+) at - line 11. |
| 150 | Use of uninitialized value $gau[256] in addition (+) at - line 11. |
| 151 | Use of uninitialized value $gau[-2] in addition (+) at - line 12. |
| 152 | Use of uninitialized value $gau[-1] in addition (+) at - line 12. |
| 153 | Use of uninitialized value $ghu{"bar"} in addition (+) at - line 13. |
| 154 | Use of uninitialized value $ghu{"foo"} in addition (+) at - line 13. |
| 155 | ######## |
| 156 | use warnings 'uninitialized'; |
| 157 | my ($v); |
| 158 | our @gau = (undef) x 258; |
| 159 | our %ghu = ('foo', undef, 'bar', undef); |
| 160 | my @mau = (undef) x 258; |
| 161 | my %mhu = ('foo', undef, 'bar', undef); |
| 162 | |
| 163 | my $i1 = 10; |
| 164 | my $i2 = 20; |
| 165 | my $i3 = 2000; |
| 166 | my $k1 = 'foo'; |
| 167 | my $k2 = 'bar'; |
| 168 | my $k3 = 'baz'; |
| 169 | $v = $mau[$i1] + $mau[$i2]; |
| 170 | $v = $gau[$i1] + $gau[$i2]; |
| 171 | $v = $gau[$i1] + $gau[$i3]; |
| 172 | $v = $mhu{$k1} + $mhu{$k2}; |
| 173 | $v = $ghu{$k1} + $ghu{$k2}; |
| 174 | $v = $ghu{$k1} + $ghu{$k3}; |
| 175 | EXPECT |
| 176 | Use of uninitialized value $mau[20] in addition (+) at - line 14. |
| 177 | Use of uninitialized value $mau[10] in addition (+) at - line 14. |
| 178 | Use of uninitialized value $gau[20] in addition (+) at - line 15. |
| 179 | Use of uninitialized value $gau[10] in addition (+) at - line 15. |
| 180 | Use of uninitialized value in addition (+) at - line 16. |
| 181 | Use of uninitialized value $gau[10] in addition (+) at - line 16. |
| 182 | Use of uninitialized value $mhu{"bar"} in addition (+) at - line 17. |
| 183 | Use of uninitialized value $mhu{"foo"} in addition (+) at - line 17. |
| 184 | Use of uninitialized value $ghu{"bar"} in addition (+) at - line 18. |
| 185 | Use of uninitialized value $ghu{"foo"} in addition (+) at - line 18. |
| 186 | Use of uninitialized value in addition (+) at - line 19. |
| 187 | Use of uninitialized value $ghu{"foo"} in addition (+) at - line 19. |
| 188 | ######## |
| 189 | use warnings 'uninitialized'; |
| 190 | my ($m1, $m2, @ma, %mh, $v); |
| 191 | our ($g1, $g2, @ga, %gh); |
| 192 | |
| 193 | $v = $ma[$m1]; |
| 194 | $v = $ma[$g1]; |
| 195 | $v = $ga[$m2]; |
| 196 | $v = $ga[$g2]; |
| 197 | |
| 198 | $v = $mh{$m1}; |
| 199 | $v = $mh{$g1}; |
| 200 | $v = $gh{$m2}; |
| 201 | $v = $gh{$g2}; |
| 202 | |
| 203 | $v = $m1+($m2-$g1); |
| 204 | $v = $ma[$ga[3]]; |
| 205 | $v = $ga[$ma[4]]; |
| 206 | EXPECT |
| 207 | Use of uninitialized value $m1 in array element at - line 5. |
| 208 | Use of uninitialized value $g1 in array element at - line 6. |
| 209 | Use of uninitialized value $m2 in array element at - line 7. |
| 210 | Use of uninitialized value $g2 in array element at - line 8. |
| 211 | Use of uninitialized value $m1 in hash element at - line 10. |
| 212 | Use of uninitialized value $g1 in hash element at - line 11. |
| 213 | Use of uninitialized value $m2 in hash element at - line 12. |
| 214 | Use of uninitialized value $g2 in hash element at - line 13. |
| 215 | Use of uninitialized value $g1 in subtraction (-) at - line 15. |
| 216 | Use of uninitialized value $m2 in subtraction (-) at - line 15. |
| 217 | Use of uninitialized value $m1 in addition (+) at - line 15. |
| 218 | Use of uninitialized value $ga[3] in array element at - line 16. |
| 219 | Use of uninitialized value $ma[4] in array element at - line 17. |
| 220 | ######## |
| 221 | use warnings 'uninitialized'; |
| 222 | my (@ma, %mh, $v); |
| 223 | our (@ga, %gh); |
| 224 | |
| 225 | $v = sin $ga[1000]; |
| 226 | $v = sin $ma[1000]; |
| 227 | $v = sin $gh{foo}; |
| 228 | $v = sin $mh{bar}; |
| 229 | |
| 230 | $v = sin $ga[$$]; |
| 231 | $v = sin $ma[$$]; |
| 232 | $v = sin $gh{$$}; |
| 233 | $v = sin $mh{$$}; |
| 234 | EXPECT |
| 235 | Use of uninitialized value $ga[1000] in sin at - line 5. |
| 236 | Use of uninitialized value $ma[1000] in sin at - line 6. |
| 237 | Use of uninitialized value $gh{"foo"} in sin at - line 7. |
| 238 | Use of uninitialized value $mh{"bar"} in sin at - line 8. |
| 239 | Use of uninitialized value within @ga in sin at - line 10. |
| 240 | Use of uninitialized value within @ma in sin at - line 11. |
| 241 | Use of uninitialized value within %gh in sin at - line 12. |
| 242 | Use of uninitialized value within %mh in sin at - line 13. |
| 243 | ######## |
| 244 | use warnings 'uninitialized'; |
| 245 | my (@mat, %mht, $v); |
| 246 | sub X::TIEARRAY { bless [], 'X' } |
| 247 | sub X::TIEHASH { bless [], 'X' } |
| 248 | sub X::FETCH { undef } |
| 249 | tie @mat, 'X'; |
| 250 | tie %mht, 'X'; |
| 251 | my $key1 = 'akey'; |
| 252 | my $key2 = 'bkey'; |
| 253 | my $index1 = 33; |
| 254 | my $index2 = 55; |
| 255 | |
| 256 | $v = sin $mat[0]; |
| 257 | $v = $mat[0] + $mat[1]; |
| 258 | $v = sin $mat[1000]; |
| 259 | $v = $mat[1000] + $mat[1001]; |
| 260 | |
| 261 | $v = sin $mat[$index1]; |
| 262 | $v = $mat[$index1] + $mat[$index2]; |
| 263 | |
| 264 | $v = sin $mht{foo}; |
| 265 | $v = $mht{foo} + $mht{bar}; |
| 266 | |
| 267 | $v = sin $mht{$key1}; |
| 268 | $v = $mht{$key1} + $mht{$key2}; |
| 269 | |
| 270 | $v = $1+1; |
| 271 | EXPECT |
| 272 | Use of uninitialized value $mat[0] in sin at - line 13. |
| 273 | Use of uninitialized value in addition (+) at - line 14. |
| 274 | Use of uninitialized value in addition (+) at - line 14. |
| 275 | Use of uninitialized value $mat[1000] in sin at - line 15. |
| 276 | Use of uninitialized value in addition (+) at - line 16. |
| 277 | Use of uninitialized value in addition (+) at - line 16. |
| 278 | Use of uninitialized value within @mat in sin at - line 18. |
| 279 | Use of uninitialized value in addition (+) at - line 19. |
| 280 | Use of uninitialized value in addition (+) at - line 19. |
| 281 | Use of uninitialized value $mht{"foo"} in sin at - line 21. |
| 282 | Use of uninitialized value in addition (+) at - line 22. |
| 283 | Use of uninitialized value in addition (+) at - line 22. |
| 284 | Use of uninitialized value within %mht in sin at - line 24. |
| 285 | Use of uninitialized value in addition (+) at - line 25. |
| 286 | Use of uninitialized value in addition (+) at - line 25. |
| 287 | Use of uninitialized value $1 in addition (+) at - line 27. |
| 288 | ######## |
| 289 | use warnings 'uninitialized'; |
| 290 | my ($m1); |
| 291 | our ($g1, @ga); |
| 292 | |
| 293 | print $ga[1000]; |
| 294 | print STDERR $ga[1000]; |
| 295 | print STDERR $m1, $g1, $ga[1],$m2; |
| 296 | print STDERR "", $ga[1],""; |
| 297 | EXPECT |
| 298 | Use of uninitialized value in print at - line 5. |
| 299 | Use of uninitialized value in print at - line 6. |
| 300 | Use of uninitialized value $m1 in print at - line 7. |
| 301 | Use of uninitialized value $g1 in print at - line 7. |
| 302 | Use of uninitialized value in print at - line 7. |
| 303 | Use of uninitialized value $m2 in print at - line 7. |
| 304 | Use of uninitialized value in print at - line 8. |
| 305 | ######## |
| 306 | use warnings 'uninitialized'; |
| 307 | my ($m1); |
| 308 | our ($g1); |
| 309 | |
| 310 | close $m1; # exercises rv2gv |
| 311 | close $g1; # exercises rv2gv |
| 312 | close undef; # exercises rv2gv |
| 313 | EXPECT |
| 314 | Use of uninitialized value $m1 in ref-to-glob cast at - line 5. |
| 315 | Use of uninitialized value $g1 in ref-to-glob cast at - line 6. |
| 316 | Use of uninitialized value in ref-to-glob cast at - line 7. |
| 317 | ######## |
| 318 | use warnings 'uninitialized'; |
| 319 | my ($m1, $m2, $v); |
| 320 | our ($g1, $g2); |
| 321 | |
| 322 | $v = $$m1; |
| 323 | $v = $$g1; |
| 324 | |
| 325 | $v = @$m1; |
| 326 | $v = @$g1; |
| 327 | $v = %$m2; |
| 328 | $v = %$g2; |
| 329 | |
| 330 | $v = ${"foo.bar"}+1; |
| 331 | $v = ${"foo$m1"}+1; |
| 332 | $v = ${"foo$g1"}+1; |
| 333 | EXPECT |
| 334 | Use of uninitialized value $m1 in scalar dereference at - line 5. |
| 335 | Use of uninitialized value $g1 in scalar dereference at - line 6. |
| 336 | Use of uninitialized value $m1 in array dereference at - line 8. |
| 337 | Use of uninitialized value $g1 in array dereference at - line 9. |
| 338 | Use of uninitialized value $m2 in hash dereference at - line 10. |
| 339 | Use of uninitialized value $g2 in hash dereference at - line 11. |
| 340 | Use of uninitialized value in addition (+) at - line 13. |
| 341 | Use of uninitialized value $m1 in concatenation (.) or string at - line 14. |
| 342 | Use of uninitialized value in addition (+) at - line 14. |
| 343 | Use of uninitialized value $g1 in concatenation (.) or string at - line 15. |
| 344 | Use of uninitialized value in addition (+) at - line 15. |
| 345 | ######## |
| 346 | use warnings 'uninitialized'; |
| 347 | my ($m1, $v); |
| 348 | our ($g1); |
| 349 | |
| 350 | $v = $m1 | $m2; |
| 351 | $v = $m1 & $m2; |
| 352 | $v = $m1 ^ $m2; |
| 353 | $v = ~$m1; |
| 354 | |
| 355 | $v = $g1 | $g2; |
| 356 | $v = $g1 & $g2; |
| 357 | $v = $g1 ^ $g2; |
| 358 | $v = ~$g1; |
| 359 | EXPECT |
| 360 | Use of uninitialized value $m1 in bitwise or (|) at - line 5. |
| 361 | Use of uninitialized value $m2 in bitwise or (|) at - line 5. |
| 362 | Use of uninitialized value $m1 in bitwise and (&) at - line 6. |
| 363 | Use of uninitialized value $m2 in bitwise and (&) at - line 6. |
| 364 | Use of uninitialized value $m1 in bitwise xor (^) at - line 7. |
| 365 | Use of uninitialized value $m2 in bitwise xor (^) at - line 7. |
| 366 | Use of uninitialized value $m1 in 1's complement (~) at - line 8. |
| 367 | Use of uninitialized value $g1 in bitwise or (|) at - line 10. |
| 368 | Use of uninitialized value $g2 in bitwise or (|) at - line 10. |
| 369 | Use of uninitialized value $g1 in bitwise and (&) at - line 11. |
| 370 | Use of uninitialized value $g2 in bitwise and (&) at - line 11. |
| 371 | Use of uninitialized value $g1 in bitwise xor (^) at - line 12. |
| 372 | Use of uninitialized value $g2 in bitwise xor (^) at - line 12. |
| 373 | Use of uninitialized value $g1 in 1's complement (~) at - line 13. |
| 374 | ######## |
| 375 | use warnings 'uninitialized'; |
| 376 | my ($v); |
| 377 | |
| 378 | my $tmp1; $v = $tmp1++; # (doesn't warn) |
| 379 | our $tmp2; $v = $tmp2++; # (doesn't warn) |
| 380 | my $tmp3; $v = ++$tmp1; # (doesn't warn) |
| 381 | our $tmp4; $v = ++$tmp2; # (doesn't warn) |
| 382 | |
| 383 | my $tmp5; $v = $tmp5--; # (doesn't warn) |
| 384 | our $tmp6; $v = $tmp6--; # (doesn't warn) |
| 385 | my $tmp7; $v = --$tmp7; # (doesn't warn) |
| 386 | our $tmp8; $v = --$tmp8; # (doesn't warn) |
| 387 | EXPECT |
| 388 | ######## |
| 389 | use warnings 'uninitialized'; |
| 390 | |
| 391 | my $s1; chomp $s1; |
| 392 | my $s2; chop $s2; |
| 393 | my ($s3,$s4); chomp ($s3,$s4); |
| 394 | my ($s5,$s6); chop ($s5,$s6); |
| 395 | EXPECT |
| 396 | Use of uninitialized value $s1 in scalar chomp at - line 3. |
| 397 | Use of uninitialized value $s2 in scalar chop at - line 4. |
| 398 | Use of uninitialized value $s3 in chomp at - line 5. |
| 399 | Use of uninitialized value $s4 in chomp at - line 5. |
| 400 | Use of uninitialized value $s5 in chop at - line 6. |
| 401 | Use of uninitialized value $s6 in chop at - line 6. |
| 402 | ######## |
| 403 | use warnings 'uninitialized'; |
| 404 | my ($m1); |
| 405 | |
| 406 | local $/ =\$m1; |
| 407 | my $x = "abc"; |
| 408 | chomp $x; chop $x; |
| 409 | my $y; |
| 410 | chomp ($x, $y); chop ($x, $y); |
| 411 | EXPECT |
| 412 | Use of uninitialized value ${$/} in scalar chomp at - line 6. |
| 413 | Use of uninitialized value ${$/} in chomp at - line 8. |
| 414 | Use of uninitialized value ${$/} in chomp at - line 8. |
| 415 | Use of uninitialized value $y in chomp at - line 8. |
| 416 | Use of uninitialized value $y in chop at - line 8. |
| 417 | ######## |
| 418 | use warnings 'uninitialized'; |
| 419 | my ($m1, @ma, %mh); |
| 420 | our ($g1); |
| 421 | |
| 422 | delete $ma[$m1]; |
| 423 | delete @ma[$m1, $g1]; |
| 424 | delete $mh{$m1}; |
| 425 | delete @mh{$m1, $g1}; |
| 426 | EXPECT |
| 427 | Use of uninitialized value $m1 in delete at - line 5. |
| 428 | Use of uninitialized value $m1 in delete at - line 6. |
| 429 | Use of uninitialized value $g1 in delete at - line 6. |
| 430 | Use of uninitialized value $m1 in delete at - line 7. |
| 431 | Use of uninitialized value $m1 in delete at - line 8. |
| 432 | Use of uninitialized value $g1 in delete at - line 8. |
| 433 | ######## |
| 434 | use warnings 'uninitialized'; |
| 435 | my ($m1, @ma, %mh); |
| 436 | our ($g1); |
| 437 | |
| 438 | my @a = @ma[$m1, $g1]; |
| 439 | @a = (4,5)[$m1, $g1]; |
| 440 | @a = @mh{$m1, $g1}; |
| 441 | EXPECT |
| 442 | Use of uninitialized value $m1 in array slice at - line 5. |
| 443 | Use of uninitialized value $g1 in array slice at - line 5. |
| 444 | Use of uninitialized value $m1 in list slice at - line 6. |
| 445 | Use of uninitialized value $g1 in list slice at - line 6. |
| 446 | Use of uninitialized value $m1 in hash slice at - line 7. |
| 447 | Use of uninitialized value $g1 in hash slice at - line 7. |
| 448 | ######## |
| 449 | use warnings 'uninitialized'; |
| 450 | my ($m1, @ma, %mh, $v); |
| 451 | our ($g1, @ga, %gh); |
| 452 | |
| 453 | $v = exists $ma[$m1]; |
| 454 | $v = exists $ga[$g1]; |
| 455 | $v = exists $mh{$m1}; |
| 456 | $v = exists $gh{$g1}; |
| 457 | EXPECT |
| 458 | Use of uninitialized value $m1 in exists at - line 5. |
| 459 | Use of uninitialized value $g1 in exists at - line 6. |
| 460 | Use of uninitialized value $m1 in exists at - line 7. |
| 461 | Use of uninitialized value $g1 in exists at - line 8. |
| 462 | ######## |
| 463 | use warnings 'uninitialized'; |
| 464 | my ($m1, $m2); |
| 465 | my ($v, @a); |
| 466 | my ($t, $u) = (1, 1); |
| 467 | |
| 468 | local $.; |
| 469 | |
| 470 | @ma = (1 .. 2); |
| 471 | @ma = ($t .. 2); |
| 472 | @ma = ($m1 .. 2); |
| 473 | @ma = (1 .. $u); |
| 474 | @ma = (1 .. $m2); |
| 475 | |
| 476 | @ma = (1 ... 2); |
| 477 | @ma = ($t ... 2); |
| 478 | @ma = ($m1 ... 2); |
| 479 | @ma = (1 ... $u); |
| 480 | @ma = (1 ... $m2); |
| 481 | |
| 482 | $v = (1 .. 2); |
| 483 | $v = ($t .. 2); |
| 484 | $v = ($m1 .. 2); |
| 485 | $v = (1 .. $u); |
| 486 | $v = (1 .. $m2); |
| 487 | |
| 488 | $v = (1 ... 2); |
| 489 | $v = ($t ... 2); |
| 490 | $v = ($m1 ... 2); |
| 491 | $v = (1 ... $u); |
| 492 | $v = (1 ... $m2); |
| 493 | EXPECT |
| 494 | Use of uninitialized value $m1 in range (or flop) at - line 10. |
| 495 | Use of uninitialized value $m2 in range (or flop) at - line 12. |
| 496 | Use of uninitialized value $m1 in range (or flop) at - line 16. |
| 497 | Use of uninitialized value $m2 in range (or flop) at - line 18. |
| 498 | Use of uninitialized value $. in range (or flip) at - line 20. |
| 499 | Use of uninitialized value $. in range (or flop) at - line 21. |
| 500 | Use of uninitialized value $. in range (or flip) at - line 23. |
| 501 | Use of uninitialized value $. in range (or flip) at - line 24. |
| 502 | Use of uninitialized value $. in range (or flip) at - line 26. |
| 503 | Use of uninitialized value $. in range (or flip) at - line 29. |
| 504 | Use of uninitialized value $. in range (or flip) at - line 30. |
| 505 | ######## |
| 506 | use warnings 'uninitialized'; |
| 507 | my ($m1, $m2); |
| 508 | my ($v, @a); |
| 509 | my ($t, $u) = (1, 1); |
| 510 | |
| 511 | @ma = ($t .. $u); |
| 512 | @ma = ($m1 .. $u); |
| 513 | @ma = ($t .. $m2); |
| 514 | @ma = ($m1 .. $m2); |
| 515 | |
| 516 | @ma = ($t ... $u); |
| 517 | @ma = ($m1 ... $u); |
| 518 | @ma = ($t ... $m2); |
| 519 | @ma = ($m1 ... $m2); |
| 520 | |
| 521 | $v = ($t .. $u); |
| 522 | $v = ($m1 .. $u); |
| 523 | $v = ($t .. $m2); |
| 524 | $v = ($m1 .. $m2); |
| 525 | |
| 526 | $v = ($t ... $u); |
| 527 | $v = ($m1 ... $u); |
| 528 | $v = ($t ... $m2); |
| 529 | $v = ($m1 ... $m2); |
| 530 | EXPECT |
| 531 | Use of uninitialized value $m1 in range (or flop) at - line 7. |
| 532 | Use of uninitialized value $m2 in range (or flop) at - line 8. |
| 533 | Use of uninitialized value $m1 in range (or flop) at - line 9. |
| 534 | Use of uninitialized value $m2 in range (or flop) at - line 9. |
| 535 | Use of uninitialized value $m1 in range (or flop) at - line 12. |
| 536 | Use of uninitialized value $m2 in range (or flop) at - line 13. |
| 537 | Use of uninitialized value $m1 in range (or flop) at - line 14. |
| 538 | Use of uninitialized value $m2 in range (or flop) at - line 14. |
| 539 | ######## |
| 540 | use warnings 'uninitialized'; |
| 541 | my ($m1, $v); |
| 542 | our ($g1); |
| 543 | |
| 544 | my ($x1,$x2); |
| 545 | $v = $x1 << $m1; |
| 546 | $v = $x2 << $g1; |
| 547 | EXPECT |
| 548 | Use of uninitialized value $m1 in left bitshift (<<) at - line 6. |
| 549 | Use of uninitialized value $x1 in left bitshift (<<) at - line 6. |
| 550 | Use of uninitialized value $g1 in left bitshift (<<) at - line 7. |
| 551 | Use of uninitialized value $x2 in left bitshift (<<) at - line 7. |
| 552 | ######## |
| 553 | use warnings 'uninitialized'; |
| 554 | my ($m1, $m2, $v); |
| 555 | our ($g1, $g2); |
| 556 | |
| 557 | use integer; |
| 558 | $v = $m1 + $g1; |
| 559 | $v = $m1 - $g1; |
| 560 | $v = $m1 * $g1; |
| 561 | eval {$v = $m1 / $g1}; |
| 562 | $v = $m2 / 2; |
| 563 | eval {$v = $m1 % $g1}; |
| 564 | $v = $m2 % 2; |
| 565 | $v = $m1 < $g1; |
| 566 | $v = $m1 > $g1; |
| 567 | $v = $m1 <= $g1; |
| 568 | $v = $m1 >= $g1; |
| 569 | $v = $m1 == $g1; |
| 570 | $v = $m1 != $g1; |
| 571 | $v = $m1 <=> $g1; |
| 572 | $v = -$m1; |
| 573 | EXPECT |
| 574 | Use of uninitialized value $g1 in integer addition (+) at - line 6. |
| 575 | Use of uninitialized value $m1 in integer addition (+) at - line 6. |
| 576 | Use of uninitialized value $g1 in integer subtraction (-) at - line 7. |
| 577 | Use of uninitialized value $m1 in integer subtraction (-) at - line 7. |
| 578 | Use of uninitialized value $g1 in integer multiplication (*) at - line 8. |
| 579 | Use of uninitialized value $m1 in integer multiplication (*) at - line 8. |
| 580 | Use of uninitialized value $g1 in integer division (/) at - line 9. |
| 581 | Use of uninitialized value $m2 in integer division (/) at - line 10. |
| 582 | Use of uninitialized value $g1 in integer modulus (%) at - line 11. |
| 583 | Use of uninitialized value $m1 in integer modulus (%) at - line 11. |
| 584 | Use of uninitialized value $m2 in integer modulus (%) at - line 12. |
| 585 | Use of uninitialized value $g1 in integer lt (<) at - line 13. |
| 586 | Use of uninitialized value $m1 in integer lt (<) at - line 13. |
| 587 | Use of uninitialized value $g1 in integer gt (>) at - line 14. |
| 588 | Use of uninitialized value $m1 in integer gt (>) at - line 14. |
| 589 | Use of uninitialized value $g1 in integer le (<=) at - line 15. |
| 590 | Use of uninitialized value $m1 in integer le (<=) at - line 15. |
| 591 | Use of uninitialized value $g1 in integer ge (>=) at - line 16. |
| 592 | Use of uninitialized value $m1 in integer ge (>=) at - line 16. |
| 593 | Use of uninitialized value $g1 in integer eq (==) at - line 17. |
| 594 | Use of uninitialized value $m1 in integer eq (==) at - line 17. |
| 595 | Use of uninitialized value $g1 in integer ne (!=) at - line 18. |
| 596 | Use of uninitialized value $m1 in integer ne (!=) at - line 18. |
| 597 | Use of uninitialized value $g1 in integer comparison (<=>) at - line 19. |
| 598 | Use of uninitialized value $m1 in integer comparison (<=>) at - line 19. |
| 599 | Use of uninitialized value $m1 in integer negation (-) at - line 20. |
| 600 | ######## |
| 601 | use warnings 'uninitialized'; |
| 602 | my ($m1, $m2, $v); |
| 603 | our ($g1, $g2); |
| 604 | |
| 605 | $v = int($g1); |
| 606 | $v = abs($g2); |
| 607 | EXPECT |
| 608 | Use of uninitialized value $g1 in int at - line 5. |
| 609 | Use of uninitialized value $g2 in abs at - line 6. |
| 610 | ######## |
| 611 | use warnings 'uninitialized'; |
| 612 | my ($m1, $m2, $v); |
| 613 | our ($g1); |
| 614 | |
| 615 | $v = pack $m1; |
| 616 | $v = pack "i*", $m2, $g1, $g2; |
| 617 | my @unpack = unpack $m1, $m2; |
| 618 | EXPECT |
| 619 | Use of uninitialized value $m1 in pack at - line 5. |
| 620 | Use of uninitialized value $m2 in pack at - line 6. |
| 621 | Use of uninitialized value $g1 in pack at - line 6. |
| 622 | Use of uninitialized value $g2 in pack at - line 6. |
| 623 | Use of uninitialized value $m1 in unpack at - line 7. |
| 624 | Use of uninitialized value $m2 in unpack at - line 7. |
| 625 | ######## |
| 626 | use warnings 'uninitialized'; |
| 627 | my ($m1); |
| 628 | our ($g1); |
| 629 | |
| 630 | my @sort; |
| 631 | @sort = sort $m1, $g1; |
| 632 | @sort = sort {$a <=> $b} $m1, $g1; |
| 633 | sub sortf {$a-1 <=> $b-1}; |
| 634 | @sort = sort &sortf, $m1, $g1; |
| 635 | @sort = sort { undef } 1, 2; |
| 636 | sub frobnicate($$) { undef } |
| 637 | @sort = sort frobnicate 1, 2; |
| 638 | @sort = sort pyfg 1, 2; |
| 639 | @sort = sort pyfgc 1, 2; |
| 640 | no warnings; |
| 641 | sub pyfg { undef } |
| 642 | sub pyfgc($$) { undef } |
| 643 | use warnings; |
| 644 | sub dog {} |
| 645 | sub dogwood($$) {} |
| 646 | @sort = sort dog 1,2; |
| 647 | @sort = sort dogwood 1,2; |
| 648 | EXPECT |
| 649 | Use of uninitialized value $m1 in sort at - line 6. |
| 650 | Use of uninitialized value $g1 in sort at - line 6. |
| 651 | Use of uninitialized value $m1 in sort at - line 6. |
| 652 | Use of uninitialized value $g1 in sort at - line 6. |
| 653 | Use of uninitialized value $m1 in sort at - line 7. |
| 654 | Use of uninitialized value $g1 in sort at - line 7. |
| 655 | Use of uninitialized value $m1 in sort at - line 7. |
| 656 | Use of uninitialized value $g1 in sort at - line 7. |
| 657 | Use of uninitialized value $a in subtraction (-) at - line 8. |
| 658 | Use of uninitialized value $b in subtraction (-) at - line 8. |
| 659 | Use of uninitialized value $m1 in sort at - line 9. |
| 660 | Use of uninitialized value $g1 in sort at - line 9. |
| 661 | Use of uninitialized value $m1 in sort at - line 9. |
| 662 | Use of uninitialized value $m1 in sort at - line 9. |
| 663 | Use of uninitialized value $g1 in sort at - line 9. |
| 664 | Use of uninitialized value $g1 in sort at - line 9. |
| 665 | Use of uninitialized value in sort at - line 10. |
| 666 | Use of uninitialized value in sort at - line 12. |
| 667 | Use of uninitialized value in sort at - line 13. |
| 668 | Use of uninitialized value in sort at - line 14. |
| 669 | Use of uninitialized value in sort at - line 21. |
| 670 | Use of uninitialized value in sort at - line 22. |
| 671 | ######## |
| 672 | my $nan = sin 9**9**9; |
| 673 | if ($nan == $nan) { |
| 674 | print <<EOM ; |
| 675 | SKIPPED |
| 676 | # No nan support |
| 677 | EOM |
| 678 | exit ; |
| 679 | } |
| 680 | use warnings 'uninitialized'; |
| 681 | # The optimised {$a<=>$b} case should behave the same way as unoptimised. |
| 682 | @sort = sort { ($a)[0] <=> $b } 1, $nan; |
| 683 | @sort = sort { $a <=> $b } 1, $nan; |
| 684 | EXPECT |
| 685 | Use of uninitialized value in sort at - line 11. |
| 686 | Use of uninitialized value in sort at - line 12. |
| 687 | ######## |
| 688 | use warnings 'uninitialized'; |
| 689 | my ($m1, $m2, $v); |
| 690 | our ($g1); |
| 691 | |
| 692 | eval { $v = $m1 / $g1 }; |
| 693 | $v = $m2 / 2; |
| 694 | eval { $v = $m1 % $g1 }; |
| 695 | $v = $m2 % 2; |
| 696 | $v = $m1 == $g1; |
| 697 | $v = $m1 >= $g1; |
| 698 | $v = $m1 > $g1; |
| 699 | $v = $m1 <= $g1; |
| 700 | $v = $m1 < $g1; |
| 701 | $v = $m1 * $g1; |
| 702 | $v = $m1 <=>$g1; |
| 703 | $v = $m1 != $g1; |
| 704 | $v = $m1 -$g1; |
| 705 | $v = $m1 ** $g1; |
| 706 | $v = $m1 + $g1; |
| 707 | $v = $m1 - $g1; |
| 708 | EXPECT |
| 709 | Use of uninitialized value $g1 in division (/) at - line 5. |
| 710 | Use of uninitialized value $m1 in division (/) at - line 5. |
| 711 | Use of uninitialized value $m2 in division (/) at - line 6. |
| 712 | Use of uninitialized value $g1 in modulus (%) at - line 7. |
| 713 | Use of uninitialized value $m1 in modulus (%) at - line 7. |
| 714 | Use of uninitialized value $m2 in modulus (%) at - line 8. |
| 715 | Use of uninitialized value $g1 in numeric eq (==) at - line 9. |
| 716 | Use of uninitialized value $m1 in numeric eq (==) at - line 9. |
| 717 | Use of uninitialized value $g1 in numeric ge (>=) at - line 10. |
| 718 | Use of uninitialized value $m1 in numeric ge (>=) at - line 10. |
| 719 | Use of uninitialized value $g1 in numeric gt (>) at - line 11. |
| 720 | Use of uninitialized value $m1 in numeric gt (>) at - line 11. |
| 721 | Use of uninitialized value $g1 in numeric le (<=) at - line 12. |
| 722 | Use of uninitialized value $m1 in numeric le (<=) at - line 12. |
| 723 | Use of uninitialized value $g1 in numeric lt (<) at - line 13. |
| 724 | Use of uninitialized value $m1 in numeric lt (<) at - line 13. |
| 725 | Use of uninitialized value $g1 in multiplication (*) at - line 14. |
| 726 | Use of uninitialized value $m1 in multiplication (*) at - line 14. |
| 727 | Use of uninitialized value $g1 in numeric comparison (<=>) at - line 15. |
| 728 | Use of uninitialized value $m1 in numeric comparison (<=>) at - line 15. |
| 729 | Use of uninitialized value $g1 in numeric ne (!=) at - line 16. |
| 730 | Use of uninitialized value $m1 in numeric ne (!=) at - line 16. |
| 731 | Use of uninitialized value $g1 in subtraction (-) at - line 17. |
| 732 | Use of uninitialized value $m1 in subtraction (-) at - line 17. |
| 733 | Use of uninitialized value $g1 in exponentiation (**) at - line 18. |
| 734 | Use of uninitialized value $m1 in exponentiation (**) at - line 18. |
| 735 | Use of uninitialized value $g1 in addition (+) at - line 19. |
| 736 | Use of uninitialized value $m1 in addition (+) at - line 19. |
| 737 | Use of uninitialized value $g1 in subtraction (-) at - line 20. |
| 738 | Use of uninitialized value $m1 in subtraction (-) at - line 20. |
| 739 | ######## |
| 740 | use warnings 'uninitialized'; |
| 741 | sub TIESCALAR{bless[]} |
| 742 | sub FETCH { undef } |
| 743 | |
| 744 | tie my $m1, ""; |
| 745 | my $v; |
| 746 | $v = $m1 + $m1; |
| 747 | $v = $m1 - $m1; |
| 748 | no warnings; |
| 749 | $v = $m1 + $m1; |
| 750 | $v = $m1 - $m1; |
| 751 | EXPECT |
| 752 | Use of uninitialized value $m1 in addition (+) at - line 7. |
| 753 | Use of uninitialized value $m1 in addition (+) at - line 7. |
| 754 | Use of uninitialized value $m1 in subtraction (-) at - line 8. |
| 755 | Use of uninitialized value $m1 in subtraction (-) at - line 8. |
| 756 | ######## |
| 757 | use warnings 'uninitialized'; |
| 758 | my ($m1, $v); |
| 759 | our ($g1); |
| 760 | |
| 761 | $v = *global1{$m1}; |
| 762 | $v = prototype $g1; |
| 763 | $v = bless [], $g1; |
| 764 | $v = `$m1`; |
| 765 | |
| 766 | $v = $m1 . $g1; |
| 767 | EXPECT |
| 768 | Use of uninitialized value $m1 in glob elem at - line 5. |
| 769 | Use of uninitialized value $g1 in subroutine prototype at - line 6. |
| 770 | Use of uninitialized value $g1 in bless at - line 7. |
| 771 | Use of uninitialized value $m1 in quoted execution (``, qx) at - line 8. |
| 772 | Use of uninitialized value $m1 in concatenation (.) or string at - line 10. |
| 773 | Use of uninitialized value $g1 in concatenation (.) or string at - line 10. |
| 774 | ######## |
| 775 | use warnings 'uninitialized'; |
| 776 | my ($m1); |
| 777 | our ($g1, $g2); |
| 778 | |
| 779 | /y/; |
| 780 | /$m1/; |
| 781 | /$g1/; |
| 782 | |
| 783 | s/y/z/; undef $_; |
| 784 | s/$m1/z/; undef $_; |
| 785 | s//$g1/; undef $_; |
| 786 | s/$m1/$g1/; undef $_; |
| 787 | tr/x/y/; undef $_; |
| 788 | tr/x/y/r; undef $_; |
| 789 | |
| 790 | my $_; |
| 791 | /y/; |
| 792 | /$m1/; |
| 793 | /$g1/; |
| 794 | s/y/z/; undef $_; |
| 795 | s/$m1/z/; undef $_; |
| 796 | s//$g1/; undef $_; |
| 797 | s/$m1/$g1/; undef $_; |
| 798 | tr/x/y/; undef $_; |
| 799 | tr/x/y/r; undef $_; |
| 800 | |
| 801 | $g2 =~ /y/; |
| 802 | $g2 =~ /$m1/; |
| 803 | $g2 =~ /$g1/; |
| 804 | $g2 =~ s/y/z/; undef $g2; |
| 805 | $g2 =~ s/$m1/z/; undef $g2; |
| 806 | $g2 =~ s//$g1/; undef $g2; |
| 807 | $g2 =~ s/$m1/$g1/; undef $g2; |
| 808 | $g2 =~ tr/x/y/; undef $g2; # XXX can't extract var name yet |
| 809 | $g2 =~ tr/x/y/r; undef $g2; # XXX can't extract var name yet |
| 810 | |
| 811 | my $foo = "abc"; |
| 812 | $foo =~ /$m1/; |
| 813 | $foo =~ /$g1/; |
| 814 | $foo =~ s/y/z/; |
| 815 | $foo =~ s/$m1/z/; |
| 816 | $foo =~ s//$g1/; |
| 817 | $foo =~ s/$m1/$g1/; |
| 818 | $foo =~ s/./$m1/e; |
| 819 | undef $g1; |
| 820 | $m1 = '$g1'; |
| 821 | $foo =~ s//$m1/ee; |
| 822 | EXPECT |
| 823 | Use of uninitialized value $_ in pattern match (m//) at - line 5. |
| 824 | Use of uninitialized value $m1 in regexp compilation at - line 6. |
| 825 | Use of uninitialized value $_ in pattern match (m//) at - line 6. |
| 826 | Use of uninitialized value $g1 in regexp compilation at - line 7. |
| 827 | Use of uninitialized value $_ in pattern match (m//) at - line 7. |
| 828 | Use of uninitialized value $_ in substitution (s///) at - line 9. |
| 829 | Use of uninitialized value $m1 in regexp compilation at - line 10. |
| 830 | Use of uninitialized value $_ in substitution (s///) at - line 10. |
| 831 | Use of uninitialized value $_ in substitution (s///) at - line 10. |
| 832 | Use of uninitialized value $_ in substitution (s///) at - line 11. |
| 833 | Use of uninitialized value $g1 in substitution (s///) at - line 11. |
| 834 | Use of uninitialized value $_ in substitution (s///) at - line 11. |
| 835 | Use of uninitialized value $g1 in substitution (s///) at - line 11. |
| 836 | Use of uninitialized value $m1 in regexp compilation at - line 12. |
| 837 | Use of uninitialized value $_ in substitution (s///) at - line 12. |
| 838 | Use of uninitialized value $_ in substitution (s///) at - line 12. |
| 839 | Use of uninitialized value $g1 in substitution iterator at - line 12. |
| 840 | Use of uninitialized value $_ in transliteration (tr///) at - line 13. |
| 841 | Use of uninitialized value $_ in transliteration (tr///) at - line 14. |
| 842 | Use of uninitialized value $_ in pattern match (m//) at - line 17. |
| 843 | Use of uninitialized value $m1 in regexp compilation at - line 18. |
| 844 | Use of uninitialized value $_ in pattern match (m//) at - line 18. |
| 845 | Use of uninitialized value $g1 in regexp compilation at - line 19. |
| 846 | Use of uninitialized value $_ in pattern match (m//) at - line 19. |
| 847 | Use of uninitialized value $_ in substitution (s///) at - line 20. |
| 848 | Use of uninitialized value $m1 in regexp compilation at - line 21. |
| 849 | Use of uninitialized value $_ in substitution (s///) at - line 21. |
| 850 | Use of uninitialized value $_ in substitution (s///) at - line 21. |
| 851 | Use of uninitialized value $_ in substitution (s///) at - line 22. |
| 852 | Use of uninitialized value $g1 in substitution (s///) at - line 22. |
| 853 | Use of uninitialized value $_ in substitution (s///) at - line 22. |
| 854 | Use of uninitialized value $g1 in substitution (s///) at - line 22. |
| 855 | Use of uninitialized value $m1 in regexp compilation at - line 23. |
| 856 | Use of uninitialized value $_ in substitution (s///) at - line 23. |
| 857 | Use of uninitialized value $_ in substitution (s///) at - line 23. |
| 858 | Use of uninitialized value $g1 in substitution iterator at - line 23. |
| 859 | Use of uninitialized value $_ in transliteration (tr///) at - line 24. |
| 860 | Use of uninitialized value $_ in transliteration (tr///) at - line 25. |
| 861 | Use of uninitialized value $g2 in pattern match (m//) at - line 27. |
| 862 | Use of uninitialized value $m1 in regexp compilation at - line 28. |
| 863 | Use of uninitialized value $g2 in pattern match (m//) at - line 28. |
| 864 | Use of uninitialized value $g1 in regexp compilation at - line 29. |
| 865 | Use of uninitialized value $g2 in pattern match (m//) at - line 29. |
| 866 | Use of uninitialized value $g2 in substitution (s///) at - line 30. |
| 867 | Use of uninitialized value $m1 in regexp compilation at - line 31. |
| 868 | Use of uninitialized value $g2 in substitution (s///) at - line 31. |
| 869 | Use of uninitialized value $g2 in substitution (s///) at - line 31. |
| 870 | Use of uninitialized value $g2 in substitution (s///) at - line 32. |
| 871 | Use of uninitialized value $g1 in substitution (s///) at - line 32. |
| 872 | Use of uninitialized value $g2 in substitution (s///) at - line 32. |
| 873 | Use of uninitialized value $g1 in substitution (s///) at - line 32. |
| 874 | Use of uninitialized value $m1 in regexp compilation at - line 33. |
| 875 | Use of uninitialized value $g2 in substitution (s///) at - line 33. |
| 876 | Use of uninitialized value $g2 in substitution (s///) at - line 33. |
| 877 | Use of uninitialized value $g1 in substitution iterator at - line 33. |
| 878 | Use of uninitialized value in transliteration (tr///) at - line 34. |
| 879 | Use of uninitialized value in transliteration (tr///) at - line 35. |
| 880 | Use of uninitialized value $m1 in regexp compilation at - line 38. |
| 881 | Use of uninitialized value $g1 in regexp compilation at - line 39. |
| 882 | Use of uninitialized value $m1 in regexp compilation at - line 41. |
| 883 | Use of uninitialized value $g1 in substitution (s///) at - line 42. |
| 884 | Use of uninitialized value $m1 in regexp compilation at - line 43. |
| 885 | Use of uninitialized value $g1 in substitution iterator at - line 43. |
| 886 | Use of uninitialized value $m1 in substitution iterator at - line 44. |
| 887 | Use of uninitialized value in substitution iterator at - line 47. |
| 888 | ######## |
| 889 | use warnings 'uninitialized'; |
| 890 | my ($m1); |
| 891 | |
| 892 | { my $foo = "abc"; (substr($foo,0,0)) = ($m1) } |
| 893 | EXPECT |
| 894 | Use of uninitialized value $m1 in list assignment at - line 4. |
| 895 | ######## |
| 896 | use warnings 'uninitialized'; |
| 897 | our ($g1); |
| 898 | |
| 899 | study; |
| 900 | study $g1; |
| 901 | EXPECT |
| 902 | Use of uninitialized value $_ in study at - line 4. |
| 903 | Use of uninitialized value $g1 in study at - line 5. |
| 904 | ######## |
| 905 | use warnings 'uninitialized'; |
| 906 | my ($m1); |
| 907 | |
| 908 | pos()=0; |
| 909 | pos($m1)=0; |
| 910 | EXPECT |
| 911 | Use of uninitialized value $_ in scalar assignment at - line 4. |
| 912 | Use of uninitialized value $m1 in scalar assignment at - line 5. |
| 913 | ######## |
| 914 | use warnings 'uninitialized'; |
| 915 | my ($m1); |
| 916 | our ($g1); |
| 917 | |
| 918 | $v = pos($m1) + 1; |
| 919 | $v = pos($g1) + 1; |
| 920 | $m1 = 0; |
| 921 | $g1 = ""; |
| 922 | $v = pos($m1) + 1; |
| 923 | $v = pos($g1) + 1; |
| 924 | EXPECT |
| 925 | Use of uninitialized value in addition (+) at - line 5. |
| 926 | Use of uninitialized value in addition (+) at - line 6. |
| 927 | Use of uninitialized value in addition (+) at - line 9. |
| 928 | Use of uninitialized value in addition (+) at - line 10. |
| 929 | ######## |
| 930 | use warnings 'uninitialized'; |
| 931 | my ($m1); |
| 932 | |
| 933 | { my $x = "a" x $m1 } # NB LHS of repeat does not warn |
| 934 | { my @x = ("a") x $m1 } |
| 935 | EXPECT |
| 936 | Use of uninitialized value $m1 in repeat (x) at - line 4. |
| 937 | Use of uninitialized value $m1 in repeat (x) at - line 5. |
| 938 | ######## |
| 939 | use warnings 'uninitialized'; |
| 940 | my ($m1, $v); |
| 941 | our ($g1); |
| 942 | |
| 943 | $v = "$m1"; |
| 944 | |
| 945 | $v = $m1 lt $g1; |
| 946 | $v = $m1 le $g1; |
| 947 | $v = $m1 gt $g1; |
| 948 | $v = $m1 ge $g1; |
| 949 | $v = $m1 eq $g1; |
| 950 | $v = $m1 ne $g1; |
| 951 | $v = $m1 cmp $g1; |
| 952 | EXPECT |
| 953 | Use of uninitialized value $m1 in string at - line 5. |
| 954 | Use of uninitialized value $m1 in string lt at - line 7. |
| 955 | Use of uninitialized value $g1 in string lt at - line 7. |
| 956 | Use of uninitialized value $m1 in string le at - line 8. |
| 957 | Use of uninitialized value $g1 in string le at - line 8. |
| 958 | Use of uninitialized value $m1 in string gt at - line 9. |
| 959 | Use of uninitialized value $g1 in string gt at - line 9. |
| 960 | Use of uninitialized value $m1 in string ge at - line 10. |
| 961 | Use of uninitialized value $g1 in string ge at - line 10. |
| 962 | Use of uninitialized value $m1 in string eq at - line 11. |
| 963 | Use of uninitialized value $g1 in string eq at - line 11. |
| 964 | Use of uninitialized value $m1 in string ne at - line 12. |
| 965 | Use of uninitialized value $g1 in string ne at - line 12. |
| 966 | Use of uninitialized value $m1 in string comparison (cmp) at - line 13. |
| 967 | Use of uninitialized value $g1 in string comparison (cmp) at - line 13. |
| 968 | ######## |
| 969 | use warnings 'uninitialized'; |
| 970 | my ($m1, $v); |
| 971 | our ($g1); |
| 972 | |
| 973 | $v = atan2($m1,$g1); |
| 974 | $v = sin $m1; |
| 975 | $v = cos $m1; |
| 976 | $v = rand $m1; |
| 977 | $v = srand $m1; |
| 978 | $v = exp $m1; |
| 979 | $v = eval {log $m1}; |
| 980 | $v = sqrt $m1; |
| 981 | $v = hex $m1; |
| 982 | $v = oct $m1; |
| 983 | $v = oct; |
| 984 | $v = length; # does not warn |
| 985 | EXPECT |
| 986 | Use of uninitialized value $g1 in atan2 at - line 5. |
| 987 | Use of uninitialized value $m1 in atan2 at - line 5. |
| 988 | Use of uninitialized value $m1 in sin at - line 6. |
| 989 | Use of uninitialized value $m1 in cos at - line 7. |
| 990 | Use of uninitialized value $m1 in rand at - line 8. |
| 991 | Use of uninitialized value $m1 in srand at - line 9. |
| 992 | Use of uninitialized value $m1 in exp at - line 10. |
| 993 | Use of uninitialized value $m1 in log at - line 11. |
| 994 | Use of uninitialized value $m1 in sqrt at - line 12. |
| 995 | Use of uninitialized value $m1 in hex at - line 13. |
| 996 | Use of uninitialized value $m1 in oct at - line 14. |
| 997 | Use of uninitialized value $_ in oct at - line 15. |
| 998 | ######## |
| 999 | use warnings 'uninitialized'; |
| 1000 | my ($m1, $v); |
| 1001 | our ($g1); |
| 1002 | |
| 1003 | $v = substr $m1, $g1; |
| 1004 | $v = substr $m1, $g1, $m2; |
| 1005 | $v = substr $m1, $g1, $m2, $g2; undef $m1; |
| 1006 | substr($m1, $g1) = $g2; undef $m1; # NB global2 |
| 1007 | substr($m1, $g1, $m2) = $g2; undef $m1; # isn't identified |
| 1008 | |
| 1009 | $v = eval {vec ($m1, $g1, $m2)}; |
| 1010 | eval {vec ($m1, $g1, $m2) = $g2}; undef $m1; # ditto |
| 1011 | |
| 1012 | $v = index $m1, $m2; |
| 1013 | $v = index $m1, $m2, $g1; |
| 1014 | $v = rindex $m1, $m2; |
| 1015 | $v = rindex $m1, $m2, $g1; |
| 1016 | EXPECT |
| 1017 | Use of uninitialized value $g1 in substr at - line 5. |
| 1018 | Use of uninitialized value $m1 in substr at - line 5. |
| 1019 | Use of uninitialized value $m2 in substr at - line 6. |
| 1020 | Use of uninitialized value $g1 in substr at - line 6. |
| 1021 | Use of uninitialized value $m1 in substr at - line 6. |
| 1022 | Use of uninitialized value $g2 in substr at - line 7. |
| 1023 | Use of uninitialized value $m2 in substr at - line 7. |
| 1024 | Use of uninitialized value $g1 in substr at - line 7. |
| 1025 | Use of uninitialized value $m1 in substr at - line 7. |
| 1026 | Use of uninitialized value $g1 in substr at - line 8. |
| 1027 | Use of uninitialized value $m1 in substr at - line 8. |
| 1028 | Use of uninitialized value in scalar assignment at - line 8. |
| 1029 | Use of uninitialized value $m2 in substr at - line 9. |
| 1030 | Use of uninitialized value $g1 in substr at - line 9. |
| 1031 | Use of uninitialized value $m1 in substr at - line 9. |
| 1032 | Use of uninitialized value in scalar assignment at - line 9. |
| 1033 | Use of uninitialized value $m2 in vec at - line 11. |
| 1034 | Use of uninitialized value $g1 in vec at - line 11. |
| 1035 | Use of uninitialized value $m1 in vec at - line 11. |
| 1036 | Use of uninitialized value $m2 in vec at - line 12. |
| 1037 | Use of uninitialized value $g1 in vec at - line 12. |
| 1038 | Use of uninitialized value $m1 in vec at - line 12. |
| 1039 | Use of uninitialized value $m1 in index at - line 14. |
| 1040 | Use of uninitialized value $m2 in index at - line 14. |
| 1041 | Use of uninitialized value $g1 in index at - line 15. |
| 1042 | Use of uninitialized value $m1 in index at - line 15. |
| 1043 | Use of uninitialized value $m2 in index at - line 15. |
| 1044 | Use of uninitialized value $m1 in rindex at - line 16. |
| 1045 | Use of uninitialized value $m2 in rindex at - line 16. |
| 1046 | Use of uninitialized value $g1 in rindex at - line 17. |
| 1047 | Use of uninitialized value $m1 in rindex at - line 17. |
| 1048 | Use of uninitialized value $m2 in rindex at - line 17. |
| 1049 | ######## |
| 1050 | use warnings 'uninitialized'; |
| 1051 | my ($m1, $v); |
| 1052 | our ($g1); |
| 1053 | |
| 1054 | $v = sprintf $m1; |
| 1055 | $v = sprintf '%d%d%d%d', $m1, $m2, $g1, $g2; |
| 1056 | my $m3; eval {formline $m3 }; |
| 1057 | formline '@<<@<<@<<@<<', $m1, $m2, $g1, $g2; |
| 1058 | EXPECT |
| 1059 | Use of uninitialized value $m1 in sprintf at - line 5. |
| 1060 | Use of uninitialized value $m1 in sprintf at - line 6. |
| 1061 | Use of uninitialized value $m2 in sprintf at - line 6. |
| 1062 | Use of uninitialized value $g1 in sprintf at - line 6. |
| 1063 | Use of uninitialized value $g2 in sprintf at - line 6. |
| 1064 | Use of uninitialized value $m3 in formline at - line 7. |
| 1065 | Use of uninitialized value $m1 in formline at - line 8. |
| 1066 | Use of uninitialized value $m2 in formline at - line 8. |
| 1067 | Use of uninitialized value $g1 in formline at - line 8. |
| 1068 | Use of uninitialized value $g2 in formline at - line 8. |
| 1069 | ######## |
| 1070 | use warnings 'uninitialized'; |
| 1071 | my ($m1, $v); |
| 1072 | our ($g1); |
| 1073 | |
| 1074 | $v = crypt $m1, $g1; |
| 1075 | |
| 1076 | $v = ord; |
| 1077 | $v = ord $m1; |
| 1078 | $v = chr; |
| 1079 | $v = chr $m1; |
| 1080 | |
| 1081 | $v = ucfirst; |
| 1082 | $v = ucfirst $m1; |
| 1083 | $v = lcfirst; |
| 1084 | $v = lcfirst $m1; |
| 1085 | $v = uc; |
| 1086 | $v = uc $m1; |
| 1087 | $v = lc; |
| 1088 | $v = lc $m1; |
| 1089 | |
| 1090 | $v = quotemeta; |
| 1091 | $v = quotemeta $m1; |
| 1092 | EXPECT |
| 1093 | Use of uninitialized value $m1 in crypt at - line 5. |
| 1094 | Use of uninitialized value $g1 in crypt at - line 5. |
| 1095 | Use of uninitialized value $_ in ord at - line 7. |
| 1096 | Use of uninitialized value $m1 in ord at - line 8. |
| 1097 | Use of uninitialized value $_ in chr at - line 9. |
| 1098 | Use of uninitialized value $m1 in chr at - line 10. |
| 1099 | Use of uninitialized value $_ in ucfirst at - line 12. |
| 1100 | Use of uninitialized value $m1 in ucfirst at - line 13. |
| 1101 | Use of uninitialized value $_ in lcfirst at - line 14. |
| 1102 | Use of uninitialized value $m1 in lcfirst at - line 15. |
| 1103 | Use of uninitialized value $_ in uc at - line 16. |
| 1104 | Use of uninitialized value $m1 in uc at - line 17. |
| 1105 | Use of uninitialized value $_ in lc at - line 18. |
| 1106 | Use of uninitialized value $m1 in lc at - line 19. |
| 1107 | Use of uninitialized value $_ in quotemeta at - line 21. |
| 1108 | Use of uninitialized value $m1 in quotemeta at - line 22. |
| 1109 | ######## |
| 1110 | use warnings 'uninitialized'; |
| 1111 | my ($m1, $v1, $v2, $v3, $v4); |
| 1112 | our ($g1); |
| 1113 | |
| 1114 | ($v1,$v2,$v3,$v4) = split; |
| 1115 | ($v1,$v2,$v3,$v4) = split $m1; |
| 1116 | ($v1,$v2,$v3,$v4) = split $m1, $m2; |
| 1117 | ($v1,$v2,$v3,$v4) = split $m1, $m2, $g1; |
| 1118 | |
| 1119 | $v1 = join $m1; |
| 1120 | $v2 = join $m1, $m2; |
| 1121 | $v3 = join $m1, $m2, $m3; |
| 1122 | EXPECT |
| 1123 | Use of uninitialized value $_ in split at - line 5. |
| 1124 | Use of uninitialized value $m1 in regexp compilation at - line 6. |
| 1125 | Use of uninitialized value $_ in split at - line 6. |
| 1126 | Use of uninitialized value $m1 in regexp compilation at - line 7. |
| 1127 | Use of uninitialized value $m2 in split at - line 7. |
| 1128 | Use of uninitialized value $m1 in regexp compilation at - line 8. |
| 1129 | Use of uninitialized value $g1 in split at - line 8. |
| 1130 | Use of uninitialized value $m2 in split at - line 8. |
| 1131 | Use of uninitialized value $m1 in join or string at - line 10. |
| 1132 | Use of uninitialized value $m1 in join or string at - line 11. |
| 1133 | Use of uninitialized value $m2 in join or string at - line 11. |
| 1134 | Use of uninitialized value $m1 in join or string at - line 12. |
| 1135 | Use of uninitialized value $m2 in join or string at - line 12. |
| 1136 | Use of uninitialized value $m3 in join or string at - line 12. |
| 1137 | ######## |
| 1138 | use warnings 'uninitialized'; |
| 1139 | my ($m1, $m2, @ma, $v); |
| 1140 | |
| 1141 | our @foo1=(1,undef); chomp @foo1; |
| 1142 | my @foo2=(1,undef); chomp @foo2; |
| 1143 | our @foo3=(1,undef); chop @foo3; |
| 1144 | my @foo4=(1,undef); chop @foo4; |
| 1145 | our @foo5=(1,undef); $v = sprintf "%s%s",@foo5; |
| 1146 | my @foo6=(1,undef); $v = sprintf "%s%s",@foo6; |
| 1147 | our %foo7=('foo'=>'bar','baz'=>undef); $v = sprintf "%s%s",%foo7; |
| 1148 | my %foo8=('foo'=>'bar','baz'=>undef); $v = sprintf "%s%s",%foo8; |
| 1149 | our @foo9 =(1,undef); $v = sprintf "%s%s%s%s",$m1,@foo9, $ma[2]; |
| 1150 | my @foo10=(1,undef); $v = sprintf "%s%s%s%s",$m2,@foo10,$ma[2]; |
| 1151 | our %foo11=('foo'=>'bar','baz'=>undef); $v = join '', %foo11; |
| 1152 | my %foo12=('foo'=>'bar','baz'=>undef); $v = join '', %foo12; |
| 1153 | our %foo13=(1..2000,'foo'=>'bar','baz'=>undef); $v = join '', %foo13; |
| 1154 | my %foo14=(1..2000,'foo'=>'bar','baz'=>undef); $v = join '', %foo14; |
| 1155 | EXPECT |
| 1156 | Use of uninitialized value $foo1[1] in chomp at - line 4. |
| 1157 | Use of uninitialized value $foo2[1] in chomp at - line 5. |
| 1158 | Use of uninitialized value $foo3[1] in chop at - line 6. |
| 1159 | Use of uninitialized value $foo4[1] in chop at - line 7. |
| 1160 | Use of uninitialized value $foo5[1] in sprintf at - line 8. |
| 1161 | Use of uninitialized value $foo6[1] in sprintf at - line 9. |
| 1162 | Use of uninitialized value $foo7{"baz"} in sprintf at - line 10. |
| 1163 | Use of uninitialized value $foo8{"baz"} in sprintf at - line 11. |
| 1164 | Use of uninitialized value $m1 in sprintf at - line 12. |
| 1165 | Use of uninitialized value $foo9[1] in sprintf at - line 12. |
| 1166 | Use of uninitialized value in sprintf at - line 12. |
| 1167 | Use of uninitialized value $m2 in sprintf at - line 13. |
| 1168 | Use of uninitialized value $foo10[1] in sprintf at - line 13. |
| 1169 | Use of uninitialized value in sprintf at - line 13. |
| 1170 | Use of uninitialized value $foo11{"baz"} in join or string at - line 14. |
| 1171 | Use of uninitialized value $foo12{"baz"} in join or string at - line 15. |
| 1172 | Use of uninitialized value within %foo13 in join or string at - line 16. |
| 1173 | Use of uninitialized value within %foo14 in join or string at - line 17. |
| 1174 | ######## |
| 1175 | use warnings 'uninitialized'; |
| 1176 | my ($v); |
| 1177 | |
| 1178 | undef $^A; $v = $^A + ${^FOO}; # should output '^A' not chr(1) |
| 1179 | *GLOB1 = *GLOB2; |
| 1180 | $v = $GLOB1 + 1; |
| 1181 | $v = $GLOB2 + 1; |
| 1182 | EXPECT |
| 1183 | Use of uninitialized value $^FOO in addition (+) at - line 4. |
| 1184 | Use of uninitialized value $^A in addition (+) at - line 4. |
| 1185 | Use of uninitialized value $GLOB1 in addition (+) at - line 6. |
| 1186 | Use of uninitialized value $GLOB2 in addition (+) at - line 7. |
| 1187 | ######## |
| 1188 | use warnings 'uninitialized'; |
| 1189 | my ($v); |
| 1190 | |
| 1191 | # check hash key is sanitised |
| 1192 | my %h = ("\0011\002\r\n\t\f\"\\abcdefghijklmnopqrstuvwxyz", undef); |
| 1193 | $v = join '', %h; |
| 1194 | EXPECT |
| 1195 | Use of uninitialized value $h{"\0011\2\r\n\t\f\"\\abcdefghijklm"...} in join or string at - line 6. |
| 1196 | ######## |
| 1197 | use warnings 'uninitialized'; |
| 1198 | my ($m1, $v); |
| 1199 | our ($g1); |
| 1200 | |
| 1201 | $v = eval { \&$m1 }; |
| 1202 | $v = eval { \&$g1 }; |
| 1203 | |
| 1204 | my @a; |
| 1205 | @a = splice @a, $m1, $g1; |
| 1206 | $v = 1 + splice @a, $m1, $g1; |
| 1207 | |
| 1208 | my $x = bless [], 'Z'; |
| 1209 | eval { $x->$m1() }; |
| 1210 | |
| 1211 | eval { &$m1() }; |
| 1212 | eval { &$g1() }; |
| 1213 | |
| 1214 | warn $m1,$g1,"foo"; |
| 1215 | |
| 1216 | eval { die $m1, $g1 }; |
| 1217 | |
| 1218 | reset $m1; |
| 1219 | reset $g1; |
| 1220 | EXPECT |
| 1221 | Use of uninitialized value $m1 in subroutine dereference at - line 5. |
| 1222 | Use of uninitialized value $g1 in subroutine dereference at - line 6. |
| 1223 | Use of uninitialized value $m1 in splice at - line 9. |
| 1224 | Use of uninitialized value $g1 in splice at - line 9. |
| 1225 | Use of uninitialized value $m1 in splice at - line 10. |
| 1226 | Use of uninitialized value $g1 in splice at - line 10. |
| 1227 | Use of uninitialized value in addition (+) at - line 10. |
| 1228 | Use of uninitialized value $m1 in method lookup at - line 13. |
| 1229 | Use of uninitialized value in subroutine entry at - line 15. |
| 1230 | Use of uninitialized value in subroutine entry at - line 16. |
| 1231 | Use of uninitialized value $m1 in warn at - line 18. |
| 1232 | Use of uninitialized value $g1 in warn at - line 18. |
| 1233 | foo at - line 18. |
| 1234 | Use of uninitialized value $m1 in die at - line 20. |
| 1235 | Use of uninitialized value $g1 in die at - line 20. |
| 1236 | Use of uninitialized value $m1 in symbol reset at - line 22. |
| 1237 | Use of uninitialized value $g1 in symbol reset at - line 23. |
| 1238 | ######## |
| 1239 | use warnings 'uninitialized'; |
| 1240 | my ($m1); |
| 1241 | our ($g1); |
| 1242 | |
| 1243 | open FOO; # accesses $FOO |
| 1244 | my $foo = 'FO'; |
| 1245 | open($foo."O"); # accesses $FOO |
| 1246 | open my $x; # accesses ${*$x} |
| 1247 | open $foobar; # accesses ${*$foobar} |
| 1248 | my $y; |
| 1249 | open $y, $m1; |
| 1250 | eval { open $y, $m1, $g1 }; |
| 1251 | open $y, '<', $g1; |
| 1252 | |
| 1253 | sysopen $y, $m1, $m2; |
| 1254 | sysopen $y, $m1, $g1, $m2; |
| 1255 | |
| 1256 | my $old = umask; |
| 1257 | umask $m1; |
| 1258 | umask $g1; |
| 1259 | umask $old; |
| 1260 | |
| 1261 | binmode STDIN, $m1; |
| 1262 | EXPECT |
| 1263 | Use of uninitialized value $FOO in open at - line 5. |
| 1264 | Use of uninitialized value in open at - line 7. |
| 1265 | Use of uninitialized value in open at - line 8. |
| 1266 | Use of uninitialized value in open at - line 9. |
| 1267 | Use of uninitialized value $m1 in open at - line 11. |
| 1268 | Use of uninitialized value $m1 in open at - line 12. |
| 1269 | Use of uninitialized value $g1 in open at - line 13. |
| 1270 | Use of uninitialized value $m2 in sysopen at - line 15. |
| 1271 | Use of uninitialized value $m1 in sysopen at - line 15. |
| 1272 | Use of uninitialized value $m2 in sysopen at - line 16. |
| 1273 | Use of uninitialized value $g1 in sysopen at - line 16. |
| 1274 | Use of uninitialized value $m1 in sysopen at - line 16. |
| 1275 | Use of uninitialized value $m1 in umask at - line 19. |
| 1276 | Use of uninitialized value $g1 in umask at - line 20. |
| 1277 | Use of uninitialized value $m1 in binmode at - line 23. |
| 1278 | ######## |
| 1279 | use warnings 'uninitialized'; |
| 1280 | my ($m1); |
| 1281 | our ($g1); |
| 1282 | |
| 1283 | eval { my $x; tie $x, $m1 }; |
| 1284 | |
| 1285 | eval { my $x; read $m1, $x, $g1 }; |
| 1286 | eval { my $x; read $m1, $x, $g1, $g2 }; |
| 1287 | eval { my $x; sysread $m1, $x, $g1 }; |
| 1288 | eval { my $x; sysread $m1, $x, $g1, $g2 }; |
| 1289 | EXPECT |
| 1290 | Use of uninitialized value $m1 in tie at - line 5. |
| 1291 | Use of uninitialized value $m1 in ref-to-glob cast at - line 7. |
| 1292 | Use of uninitialized value $g1 in read at - line 7. |
| 1293 | Use of uninitialized value $m1 in ref-to-glob cast at - line 8. |
| 1294 | Use of uninitialized value $g1 in read at - line 8. |
| 1295 | Use of uninitialized value $g2 in read at - line 8. |
| 1296 | Use of uninitialized value $m1 in ref-to-glob cast at - line 9. |
| 1297 | Use of uninitialized value $g1 in sysread at - line 9. |
| 1298 | Use of uninitialized value $m1 in ref-to-glob cast at - line 10. |
| 1299 | Use of uninitialized value $g1 in sysread at - line 10. |
| 1300 | Use of uninitialized value $g2 in sysread at - line 10. |
| 1301 | ######## |
| 1302 | use warnings 'uninitialized'; |
| 1303 | my ($m1); |
| 1304 | our ($g1, @ga); |
| 1305 | |
| 1306 | printf $m1; |
| 1307 | printf STDERR "%d%d%d%d\n", $m1, $m2, $g1, $g2; |
| 1308 | printf $ga[1000]; |
| 1309 | printf STDERR "FOO1:%s\n", $ga[1000]; |
| 1310 | printf STDERR "FOO2:%s%s%s%s\n", $m1, $g1, $ga[1],$m2; |
| 1311 | printf STDERR "FOO3:%s%s%s\n", "X", $ga[1],"Y"; |
| 1312 | EXPECT |
| 1313 | Use of uninitialized value $m1 in printf at - line 5. |
| 1314 | Use of uninitialized value $m1 in printf at - line 6. |
| 1315 | Use of uninitialized value $m2 in printf at - line 6. |
| 1316 | Use of uninitialized value $g1 in printf at - line 6. |
| 1317 | Use of uninitialized value $g2 in printf at - line 6. |
| 1318 | 0000 |
| 1319 | Use of uninitialized value in printf at - line 7. |
| 1320 | Use of uninitialized value in printf at - line 8. |
| 1321 | FOO1: |
| 1322 | Use of uninitialized value $m1 in printf at - line 9. |
| 1323 | Use of uninitialized value $g1 in printf at - line 9. |
| 1324 | Use of uninitialized value in printf at - line 9. |
| 1325 | Use of uninitialized value $m2 in printf at - line 9. |
| 1326 | FOO2: |
| 1327 | Use of uninitialized value in printf at - line 10. |
| 1328 | FOO3:XY |
| 1329 | ######## |
| 1330 | use warnings 'uninitialized'; |
| 1331 | my ($m1); |
| 1332 | our ($g1); |
| 1333 | |
| 1334 | eval { my $x; seek $x,$m1, $g1 }; |
| 1335 | eval { my $x; sysseek $x,$m1, $g1 }; |
| 1336 | eval { syswrite $m1, $g1 }; # logic changed - now won't try $g1 if $m1 is bad |
| 1337 | # eval { syswrite STDERR, $m1 }; # XXX under utf8, can give |
| 1338 | # eval { syswrite STDERR, $m1, $g1 }; # XXX different warnings |
| 1339 | # eval { syswrite STDERR, $m1, $g1, $m2 }; |
| 1340 | eval { my $x; socket $x, $m1, $g1, $m2 }; |
| 1341 | eval { my ($x,$y); socketpair $x, $y, $m1, $g1, $m2 }; |
| 1342 | EXPECT |
| 1343 | Use of uninitialized value $x in ref-to-glob cast at - line 5. |
| 1344 | Use of uninitialized value $g1 in seek at - line 5. |
| 1345 | Use of uninitialized value $m1 in seek at - line 5. |
| 1346 | Use of uninitialized value $x in ref-to-glob cast at - line 6. |
| 1347 | Use of uninitialized value $g1 in sysseek at - line 6. |
| 1348 | Use of uninitialized value $m1 in sysseek at - line 6. |
| 1349 | Use of uninitialized value $m1 in ref-to-glob cast at - line 7. |
| 1350 | Use of uninitialized value $m2 in socket at - line 11. |
| 1351 | Use of uninitialized value $g1 in socket at - line 11. |
| 1352 | Use of uninitialized value $m1 in socket at - line 11. |
| 1353 | Use of uninitialized value $m2 in socketpair at - line 12. |
| 1354 | Use of uninitialized value $g1 in socketpair at - line 12. |
| 1355 | Use of uninitialized value $m1 in socketpair at - line 12. |
| 1356 | ######## |
| 1357 | use Config; |
| 1358 | BEGIN { |
| 1359 | if ( !$Config{d_flock} && |
| 1360 | !$Config{d_fcntl_can_lock} && |
| 1361 | !$Config{d_lockf} ) { |
| 1362 | print <<EOM ; |
| 1363 | SKIPPED |
| 1364 | # flock not present |
| 1365 | EOM |
| 1366 | exit ; |
| 1367 | } |
| 1368 | } |
| 1369 | use warnings 'uninitialized'; |
| 1370 | our ($g1); |
| 1371 | |
| 1372 | eval { my $x; flock $x, $g1 }; |
| 1373 | EXPECT |
| 1374 | Use of uninitialized value $x in ref-to-glob cast at - line 16. |
| 1375 | Use of uninitialized value $g1 in flock at - line 16. |
| 1376 | ######## |
| 1377 | use warnings 'uninitialized'; |
| 1378 | my ($m1, $v); |
| 1379 | our ($g1); |
| 1380 | |
| 1381 | stat; |
| 1382 | lstat; |
| 1383 | stat $m1; |
| 1384 | lstat $g1; |
| 1385 | |
| 1386 | $v = -R $m1; |
| 1387 | $v = -W $m1; |
| 1388 | $v = -X $m1; |
| 1389 | $v = -r $m1; |
| 1390 | $v = -w $m1; |
| 1391 | $v = -x $m1; |
| 1392 | $v = -e $m1; |
| 1393 | $v = -o $m1; |
| 1394 | $v = -O $m1; |
| 1395 | $v = -z $m1; |
| 1396 | $v = -s $m1; |
| 1397 | $v = -M $m1; |
| 1398 | $v = -A $m1; |
| 1399 | $v = -C $m1; |
| 1400 | $v = -S $m1; |
| 1401 | $v = -c $m1; |
| 1402 | $v = -b $m1; |
| 1403 | $v = -f $m1; |
| 1404 | $v = -d $m1; |
| 1405 | $v = -p $m1; |
| 1406 | $v = -l $m1; |
| 1407 | $v = -u $m1; |
| 1408 | $v = -g $m1; |
| 1409 | # $v = -k $m1; # XXX this is a no-op under win32 |
| 1410 | $v = -t $m1; |
| 1411 | $v = -T $m1; |
| 1412 | $v = -B $m1; |
| 1413 | EXPECT |
| 1414 | Use of uninitialized value $_ in stat at - line 5. |
| 1415 | Use of uninitialized value $_ in lstat at - line 6. |
| 1416 | Use of uninitialized value $m1 in stat at - line 7. |
| 1417 | Use of uninitialized value $g1 in lstat at - line 8. |
| 1418 | Use of uninitialized value $m1 in -R at - line 10. |
| 1419 | Use of uninitialized value $m1 in -W at - line 11. |
| 1420 | Use of uninitialized value $m1 in -X at - line 12. |
| 1421 | Use of uninitialized value $m1 in -r at - line 13. |
| 1422 | Use of uninitialized value $m1 in -w at - line 14. |
| 1423 | Use of uninitialized value $m1 in -x at - line 15. |
| 1424 | Use of uninitialized value $m1 in -e at - line 16. |
| 1425 | Use of uninitialized value $m1 in -o at - line 17. |
| 1426 | Use of uninitialized value $m1 in -O at - line 18. |
| 1427 | Use of uninitialized value $m1 in -z at - line 19. |
| 1428 | Use of uninitialized value $m1 in -s at - line 20. |
| 1429 | Use of uninitialized value $m1 in -M at - line 21. |
| 1430 | Use of uninitialized value $m1 in -A at - line 22. |
| 1431 | Use of uninitialized value $m1 in -C at - line 23. |
| 1432 | Use of uninitialized value $m1 in -S at - line 24. |
| 1433 | Use of uninitialized value $m1 in -c at - line 25. |
| 1434 | Use of uninitialized value $m1 in -b at - line 26. |
| 1435 | Use of uninitialized value $m1 in -f at - line 27. |
| 1436 | Use of uninitialized value $m1 in -d at - line 28. |
| 1437 | Use of uninitialized value $m1 in -p at - line 29. |
| 1438 | Use of uninitialized value $m1 in -l at - line 30. |
| 1439 | Use of uninitialized value $m1 in -u at - line 31. |
| 1440 | Use of uninitialized value $m1 in -g at - line 32. |
| 1441 | Use of uninitialized value $m1 in -t at - line 34. |
| 1442 | Use of uninitialized value $m1 in -T at - line 35. |
| 1443 | Use of uninitialized value $m1 in -B at - line 36. |
| 1444 | ######## |
| 1445 | use warnings 'uninitialized'; |
| 1446 | my ($m1, $v); |
| 1447 | our ($g1); |
| 1448 | |
| 1449 | $v = localtime $m1; |
| 1450 | $v = gmtime $g1; |
| 1451 | EXPECT |
| 1452 | Use of uninitialized value $m1 in localtime at - line 5. |
| 1453 | Use of uninitialized value $g1 in gmtime at - line 6. |
| 1454 | ######## |
| 1455 | use warnings 'uninitialized'; |
| 1456 | my ($m1, $m2, $v); |
| 1457 | |
| 1458 | $v = eval; |
| 1459 | $v = eval $m1; |
| 1460 | $m2 = q($m1); $v = 1 + eval $m2; |
| 1461 | EXPECT |
| 1462 | Use of uninitialized value $_ in eval "string" at - line 4. |
| 1463 | Use of uninitialized value $m1 in eval "string" at - line 5. |
| 1464 | Use of uninitialized value in addition (+) at - line 6. |
| 1465 | ######## |
| 1466 | use warnings 'uninitialized'; |
| 1467 | my ($m1); |
| 1468 | |
| 1469 | exit $m1; |
| 1470 | EXPECT |
| 1471 | Use of uninitialized value $m1 in exit at - line 4. |
| 1472 | ######## |
| 1473 | use warnings 'uninitialized'; |
| 1474 | my $undef; |
| 1475 | |
| 1476 | if ($undef == 3) { |
| 1477 | } elsif ($undef == 0) { |
| 1478 | } |
| 1479 | EXPECT |
| 1480 | Use of uninitialized value $undef in numeric eq (==) at - line 4. |
| 1481 | Use of uninitialized value $undef in numeric eq (==) at - line 5. |
| 1482 | ######## |
| 1483 | # TODO long standing bug - conditions of while loops |
| 1484 | use warnings; |
| 1485 | |
| 1486 | my $c; |
| 1487 | my $d = 1; |
| 1488 | while ($c == 0 && $d) { |
| 1489 | # a |
| 1490 | # few |
| 1491 | # blank |
| 1492 | # lines |
| 1493 | undef $d; |
| 1494 | } |
| 1495 | EXPECT |
| 1496 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1497 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1498 | ######## |
| 1499 | # TODO long standing bug - conditions of until loops |
| 1500 | use warnings; |
| 1501 | |
| 1502 | my $c; |
| 1503 | my $d; |
| 1504 | until ($c == 1) { |
| 1505 | # a |
| 1506 | # few |
| 1507 | # blank |
| 1508 | # lines |
| 1509 | $c = 1 if ++$d == 2; |
| 1510 | } |
| 1511 | EXPECT |
| 1512 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1513 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1514 | ######## |
| 1515 | # TODO long standing bug - conditions of for loops |
| 1516 | use warnings; |
| 1517 | |
| 1518 | my $c; |
| 1519 | my $d; |
| 1520 | for ($d = 1; $c == 0 && $d; ) { |
| 1521 | # a |
| 1522 | # few |
| 1523 | # blank |
| 1524 | # lines |
| 1525 | undef $d; |
| 1526 | } |
| 1527 | |
| 1528 | my $e; |
| 1529 | for ($d = 2; $d > 0; $e = !($c == 0)) { |
| 1530 | # a |
| 1531 | # few |
| 1532 | # blank |
| 1533 | # lines |
| 1534 | --$d; |
| 1535 | } |
| 1536 | EXPECT |
| 1537 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1538 | Use of uninitialized value $c in numeric eq (==) at - line 5. |
| 1539 | Use of uninitialized value $c in numeric eq (==) at - line 14. |
| 1540 | Use of uninitialized value $c in numeric eq (==) at - line 14. |
| 1541 | ######## |
| 1542 | # TODO long standing bug - more general variant of the above problem |
| 1543 | use warnings; |
| 1544 | my $undef; |
| 1545 | |
| 1546 | my $a = $undef + 1; |
| 1547 | my $b |
| 1548 | = $undef |
| 1549 | + 1; |
| 1550 | EXPECT |
| 1551 | Use of uninitialized value $undef in addition (+) at - line 4. |
| 1552 | Use of uninitialized value $undef in addition (+) at - line 7. |
| 1553 | ######## |
| 1554 | use warnings 'uninitialized'; |
| 1555 | my ($r1, $r2); |
| 1556 | $_ = undef; |
| 1557 | $v = reverse; |
| 1558 | $v = reverse $r1; |
| 1559 | $v = reverse "abc", $r2, "def"; |
| 1560 | EXPECT |
| 1561 | Use of uninitialized value in reverse at - line 4. |
| 1562 | Use of uninitialized value $r1 in reverse at - line 5. |
| 1563 | Use of uninitialized value $r2 in reverse at - line 6. |
| 1564 | ######## |
| 1565 | use warnings 'uninitialized'; |
| 1566 | # |
| 1567 | # ops that can return undef for defined args |
| 1568 | # split into separate tests to diagnose the cause of daily build smoke |
| 1569 | # |
| 1570 | # *** `` not tested: Windows produces an error on STDERR |
| 1571 | # *** ditto qx() |
| 1572 | # *** pipe() not tested |
| 1573 | # *** ioctl not tested |
| 1574 | # *** socket not tested |
| 1575 | # *** socketpair not tested |
| 1576 | # *** bind not tested |
| 1577 | # *** connect not tested |
| 1578 | # *** listen not tested |
| 1579 | # *** shutdown not tested |
| 1580 | # *** setsockopt not tested |
| 1581 | # *** getpeername not tested |
| 1582 | # *** readdir not tested |
| 1583 | # *** telldir not tested |
| 1584 | # *** seekdir not tested |
| 1585 | # *** rewinddir not tested |
| 1586 | # *** closedir not tested |
| 1587 | # *** gmtime not tested |
| 1588 | # *** alarm not tested |
| 1589 | # *** semget not tested |
| 1590 | # *** getlogin not tested |
| 1591 | EXPECT |
| 1592 | ######## |
| 1593 | use warnings 'uninitialized'; |
| 1594 | if ($^O eq 'MSWin32') { |
| 1595 | print <<'EOM'; |
| 1596 | SKIPPED |
| 1597 | # `` produces an error on STDERR on Win32 |
| 1598 | EOM |
| 1599 | exit; |
| 1600 | } |
| 1601 | my $nocmd = '/no/such/command'; |
| 1602 | my $v; |
| 1603 | $v = 1 + `$nocmd`; |
| 1604 | EXPECT |
| 1605 | Use of uninitialized value in addition (+) at - line 11. |
| 1606 | ######## |
| 1607 | use warnings 'uninitialized'; |
| 1608 | if ($^O eq 'MSWin32') { |
| 1609 | print <<'EOM'; |
| 1610 | SKIPPED |
| 1611 | # qx produces an error on STDERR on Win32 |
| 1612 | EOM |
| 1613 | exit; |
| 1614 | } |
| 1615 | my $nocmd = '/no/such/command'; |
| 1616 | my $v; |
| 1617 | $v = 1 + qx($nocmd); |
| 1618 | EXPECT |
| 1619 | Use of uninitialized value in addition (+) at - line 11. |
| 1620 | ######## |
| 1621 | use warnings 'uninitialized'; |
| 1622 | my $nan = "NaN"; |
| 1623 | if ($nan == $nan) { |
| 1624 | print <<'EOM'; |
| 1625 | SKIPPED |
| 1626 | # NaN not supported here. |
| 1627 | EOM |
| 1628 | exit; |
| 1629 | } |
| 1630 | my $v; |
| 1631 | $v = 1 + ($nan <=> 1); |
| 1632 | EXPECT |
| 1633 | Use of uninitialized value in addition (+) at - line 11. |
| 1634 | ######## |
| 1635 | use warnings 'uninitialized'; |
| 1636 | if ($^O eq 'MSWin32') { |
| 1637 | print <<'EOM'; |
| 1638 | SKIPPED |
| 1639 | # -k produces no warning on Win32 |
| 1640 | EOM |
| 1641 | exit; |
| 1642 | } |
| 1643 | my $nofile = '/no/such/file'; |
| 1644 | my $v; |
| 1645 | $v = 1 + -k $nofile; |
| 1646 | EXPECT |
| 1647 | Use of uninitialized value in addition (+) at - line 11. |
| 1648 | ######## |
| 1649 | use warnings 'uninitialized'; |
| 1650 | my $nofile = '/no/such/file'; |
| 1651 | my $v; |
| 1652 | my $f = ""; |
| 1653 | $v = 1 + open($f, $nofile); |
| 1654 | EXPECT |
| 1655 | Use of uninitialized value in addition (+) at - line 5. |
| 1656 | ######## |
| 1657 | use warnings 'uninitialized'; |
| 1658 | my $nofile = '/no/such/file'; |
| 1659 | my $v; |
| 1660 | $v = 1 + fileno($nofile); |
| 1661 | EXPECT |
| 1662 | Use of uninitialized value in addition (+) at - line 4. |
| 1663 | ######## |
| 1664 | use warnings 'uninitialized'; |
| 1665 | my $nofile = '/no/such/file'; |
| 1666 | my $v; |
| 1667 | $v = 1 + binmode($nofile); |
| 1668 | EXPECT |
| 1669 | Use of uninitialized value in addition (+) at - line 4. |
| 1670 | ######## |
| 1671 | use warnings 'uninitialized'; |
| 1672 | my $nofile = '/no/such/file'; |
| 1673 | my $v; |
| 1674 | $v = 1 + tied($nofile); |
| 1675 | EXPECT |
| 1676 | Use of uninitialized value in addition (+) at - line 4. |
| 1677 | ######## |
| 1678 | use warnings 'uninitialized'; |
| 1679 | my $nofile = '/no/such/file'; |
| 1680 | my $v; |
| 1681 | $v = 1 + getc($nofile); |
| 1682 | EXPECT |
| 1683 | Use of uninitialized value in addition (+) at - line 4. |
| 1684 | ######## |
| 1685 | use warnings 'uninitialized'; |
| 1686 | my $nofile = '/no/such/file'; |
| 1687 | my $v; |
| 1688 | $v = 1 + sysread($nofile, my $buf,1); |
| 1689 | EXPECT |
| 1690 | Use of uninitialized value in addition (+) at - line 4. |
| 1691 | ######## |
| 1692 | use warnings 'uninitialized'; |
| 1693 | my $nofile = '/no/such/file'; |
| 1694 | my $v; |
| 1695 | $v = 1 + eval { send($nofile, $buf,0) }; |
| 1696 | EXPECT |
| 1697 | Use of uninitialized value in addition (+) at - line 4. |
| 1698 | ######## |
| 1699 | use warnings 'uninitialized'; |
| 1700 | my $nofile = '/no/such/file'; |
| 1701 | my $v; |
| 1702 | my $fh = ""; |
| 1703 | $v = 1 + eval { accept($fh, $nofile) }; |
| 1704 | EXPECT |
| 1705 | Use of uninitialized value in addition (+) at - line 5. |
| 1706 | ######## |
| 1707 | use warnings 'uninitialized'; |
| 1708 | my $nofile = '/no/such/file'; |
| 1709 | my $v; |
| 1710 | $v = 1 + (-r $nofile); |
| 1711 | EXPECT |
| 1712 | Use of uninitialized value in addition (+) at - line 4. |
| 1713 | ######## |
| 1714 | use warnings 'uninitialized'; |
| 1715 | my $nofile = '/no/such/file'; |
| 1716 | my $v; |
| 1717 | $v = 1 + (-w $nofile); |
| 1718 | EXPECT |
| 1719 | Use of uninitialized value in addition (+) at - line 4. |
| 1720 | ######## |
| 1721 | use warnings 'uninitialized'; |
| 1722 | my $nofile = '/no/such/file'; |
| 1723 | my $v; |
| 1724 | $v = 1 + (-x $nofile); |
| 1725 | EXPECT |
| 1726 | Use of uninitialized value in addition (+) at - line 4. |
| 1727 | ######## |
| 1728 | use warnings 'uninitialized'; |
| 1729 | my $nofile = '/no/such/file'; |
| 1730 | my $v; |
| 1731 | $v = 1 + (-o $nofile); |
| 1732 | EXPECT |
| 1733 | Use of uninitialized value in addition (+) at - line 4. |
| 1734 | ######## |
| 1735 | use warnings 'uninitialized'; |
| 1736 | my $nofile = '/no/such/file'; |
| 1737 | my $v; |
| 1738 | $v = 1 + (-R $nofile); |
| 1739 | EXPECT |
| 1740 | Use of uninitialized value in addition (+) at - line 4. |
| 1741 | ######## |
| 1742 | use warnings 'uninitialized'; |
| 1743 | my $nofile = '/no/such/file'; |
| 1744 | my $v; |
| 1745 | $v = 1 + (-W $nofile); |
| 1746 | EXPECT |
| 1747 | Use of uninitialized value in addition (+) at - line 4. |
| 1748 | ######## |
| 1749 | use warnings 'uninitialized'; |
| 1750 | my $nofile = '/no/such/file'; |
| 1751 | my $v; |
| 1752 | $v = 1 + (-X $nofile); |
| 1753 | EXPECT |
| 1754 | Use of uninitialized value in addition (+) at - line 4. |
| 1755 | ######## |
| 1756 | use warnings 'uninitialized'; |
| 1757 | my $nofile = '/no/such/file'; |
| 1758 | my $v; |
| 1759 | $v = 1 + (-O $nofile); |
| 1760 | EXPECT |
| 1761 | Use of uninitialized value in addition (+) at - line 4. |
| 1762 | ######## |
| 1763 | use warnings 'uninitialized'; |
| 1764 | my $nofile = '/no/such/file'; |
| 1765 | my $v; |
| 1766 | $v = 1 + (-e $nofile); |
| 1767 | EXPECT |
| 1768 | Use of uninitialized value in addition (+) at - line 4. |
| 1769 | ######## |
| 1770 | use warnings 'uninitialized'; |
| 1771 | my $nofile = '/no/such/file'; |
| 1772 | my $v; |
| 1773 | $v = 1 + (-z $nofile); |
| 1774 | EXPECT |
| 1775 | Use of uninitialized value in addition (+) at - line 4. |
| 1776 | ######## |
| 1777 | use warnings 'uninitialized'; |
| 1778 | my $nofile = '/no/such/file'; |
| 1779 | my $v; |
| 1780 | $v = 1 + (-s $nofile); |
| 1781 | EXPECT |
| 1782 | Use of uninitialized value in addition (+) at - line 4. |
| 1783 | ######## |
| 1784 | use warnings 'uninitialized'; |
| 1785 | my $nofile = '/no/such/file'; |
| 1786 | my $v; |
| 1787 | $v = 1 + (-f $nofile); |
| 1788 | EXPECT |
| 1789 | Use of uninitialized value in addition (+) at - line 4. |
| 1790 | ######## |
| 1791 | use warnings 'uninitialized'; |
| 1792 | my $nofile = '/no/such/file'; |
| 1793 | my $v; |
| 1794 | $v = 1 + (-d $nofile); |
| 1795 | EXPECT |
| 1796 | Use of uninitialized value in addition (+) at - line 4. |
| 1797 | ######## |
| 1798 | use warnings 'uninitialized'; |
| 1799 | my $nofile = '/no/such/file'; |
| 1800 | my $v; |
| 1801 | $v = 1 + (-l $nofile); |
| 1802 | EXPECT |
| 1803 | Use of uninitialized value in addition (+) at - line 4. |
| 1804 | ######## |
| 1805 | use warnings 'uninitialized'; |
| 1806 | my $nofile = '/no/such/file'; |
| 1807 | my $v; |
| 1808 | $v = 1 + (-p $nofile); |
| 1809 | EXPECT |
| 1810 | Use of uninitialized value in addition (+) at - line 4. |
| 1811 | ######## |
| 1812 | use warnings 'uninitialized'; |
| 1813 | my $nofile = '/no/such/file'; |
| 1814 | my $v; |
| 1815 | $v = 1 + (-S $nofile); |
| 1816 | EXPECT |
| 1817 | Use of uninitialized value in addition (+) at - line 4. |
| 1818 | ######## |
| 1819 | use warnings 'uninitialized'; |
| 1820 | my $nofile = '/no/such/file'; |
| 1821 | my $v; |
| 1822 | $v = 1 + (-b $nofile); |
| 1823 | EXPECT |
| 1824 | Use of uninitialized value in addition (+) at - line 4. |
| 1825 | ######## |
| 1826 | use warnings 'uninitialized'; |
| 1827 | my $nofile = '/no/such/file'; |
| 1828 | my $v; |
| 1829 | $v = 1 + (-c $nofile); |
| 1830 | EXPECT |
| 1831 | Use of uninitialized value in addition (+) at - line 4. |
| 1832 | ######## |
| 1833 | use warnings 'uninitialized'; |
| 1834 | my $nofile = '/no/such/file'; |
| 1835 | my $v; |
| 1836 | $v = 1 + (-t $nofile); |
| 1837 | EXPECT |
| 1838 | Use of uninitialized value in addition (+) at - line 4. |
| 1839 | ######## |
| 1840 | use warnings 'uninitialized'; |
| 1841 | my $nofile = '/no/such/file'; |
| 1842 | my $v; |
| 1843 | $v = 1 + (-u $nofile); |
| 1844 | EXPECT |
| 1845 | Use of uninitialized value in addition (+) at - line 4. |
| 1846 | ######## |
| 1847 | use warnings 'uninitialized'; |
| 1848 | my $nofile = '/no/such/file'; |
| 1849 | my $v; |
| 1850 | $v = 1 + (-g $nofile); |
| 1851 | EXPECT |
| 1852 | Use of uninitialized value in addition (+) at - line 4. |
| 1853 | ######## |
| 1854 | use warnings 'uninitialized'; |
| 1855 | my $nofile = '/no/such/file'; |
| 1856 | my $v; |
| 1857 | $v = 1 + (-T $nofile); |
| 1858 | EXPECT |
| 1859 | Use of uninitialized value in addition (+) at - line 4. |
| 1860 | ######## |
| 1861 | use warnings 'uninitialized'; |
| 1862 | my $nofile = '/no/such/file'; |
| 1863 | my $v; |
| 1864 | $v = 1 + (-B $nofile); |
| 1865 | EXPECT |
| 1866 | Use of uninitialized value in addition (+) at - line 4. |
| 1867 | ######## |
| 1868 | use warnings 'uninitialized'; |
| 1869 | my $nofile = '/no/such/file'; |
| 1870 | my $v; |
| 1871 | $v = 1 + (-M $nofile); |
| 1872 | EXPECT |
| 1873 | Use of uninitialized value in addition (+) at - line 4. |
| 1874 | ######## |
| 1875 | use warnings 'uninitialized'; |
| 1876 | my $nofile = '/no/such/file'; |
| 1877 | my $v; |
| 1878 | $v = 1 + (-A $nofile); |
| 1879 | EXPECT |
| 1880 | Use of uninitialized value in addition (+) at - line 4. |
| 1881 | ######## |
| 1882 | use warnings 'uninitialized'; |
| 1883 | my $nofile = '/no/such/file'; |
| 1884 | my $v; |
| 1885 | $v = 1 + (-C $nofile); |
| 1886 | EXPECT |
| 1887 | Use of uninitialized value in addition (+) at - line 4. |
| 1888 | ######## |
| 1889 | use warnings 'uninitialized'; |
| 1890 | my $nofile = '/no/such/file'; |
| 1891 | my $v; |
| 1892 | $v = 1 + eval { readlink $nofile }; |
| 1893 | EXPECT |
| 1894 | Use of uninitialized value in addition (+) at - line 4. |
| 1895 | ######## |
| 1896 | use warnings 'uninitialized'; |
| 1897 | my $nofile = '/no/such/file'; |
| 1898 | my $v; |
| 1899 | $v = 1 + opendir($f, $nofile); |
| 1900 | EXPECT |
| 1901 | Use of uninitialized value in addition (+) at - line 4. |
| 1902 | ######## |
| 1903 | use warnings 'uninitialized'; |
| 1904 | my $nofile = '/no/such/file'; |
| 1905 | my $v; |
| 1906 | $v = 1 + undef; |
| 1907 | EXPECT |
| 1908 | Use of uninitialized value in addition (+) at - line 4. |
| 1909 | ######## |
| 1910 | use warnings 'uninitialized'; |
| 1911 | my $nofile = '/no/such/file'; |
| 1912 | my $v; |
| 1913 | my $x = 1; $v = 1 + undef($x); |
| 1914 | EXPECT |
| 1915 | Use of uninitialized value in addition (+) at - line 4. |
| 1916 | ######## |
| 1917 | use warnings 'uninitialized'; |
| 1918 | my $v; |
| 1919 | my $emptys = ""; |
| 1920 | $v = 1 + substr($emptys,2,1); |
| 1921 | EXPECT |
| 1922 | Use of uninitialized value in addition (+) at - line 4. |
| 1923 | ######## |
| 1924 | use warnings 'uninitialized'; |
| 1925 | my $v; |
| 1926 | my @emptya; |
| 1927 | $v = 1 + each @emptya; |
| 1928 | EXPECT |
| 1929 | Use of uninitialized value in addition (+) at - line 4. |
| 1930 | ######## |
| 1931 | use warnings 'uninitialized'; |
| 1932 | my $v; |
| 1933 | my %emptyh; |
| 1934 | $v = 1 + each %emptyh; |
| 1935 | EXPECT |
| 1936 | Use of uninitialized value in addition (+) at - line 4. |
| 1937 | ######## |
| 1938 | use warnings 'uninitialized'; |
| 1939 | my $v; |
| 1940 | my @emptya; |
| 1941 | $v = 1 + sort @emptya; |
| 1942 | EXPECT |
| 1943 | Use of uninitialized value in addition (+) at - line 4. |
| 1944 | ######## |
| 1945 | use warnings 'uninitialized'; |
| 1946 | my $v; |
| 1947 | my $zero = 0; $v = 1 + caller($zero); |
| 1948 | EXPECT |
| 1949 | Use of uninitialized value in addition (+) at - line 3. |
| 1950 | ######## |
| 1951 | use warnings 'uninitialized'; |
| 1952 | my $nofile = '/no/such/file'; |
| 1953 | my $v; |
| 1954 | $v = 1 + do $nofile; |
| 1955 | EXPECT |
| 1956 | Use of uninitialized value in addition (+) at - line 4. |
| 1957 | ######## |
| 1958 | use warnings 'uninitialized'; |
| 1959 | my $v; |
| 1960 | my $fn = sub {}; |
| 1961 | $v = 1 + prototype $fn; |
| 1962 | EXPECT |
| 1963 | Use of uninitialized value in addition (+) at - line 4. |
| 1964 | ######## |
| 1965 | use warnings 'uninitialized'; |
| 1966 | my $v; |
| 1967 | my $fn = sub {}; |
| 1968 | $v = 1 + (1 ~~ $fn); |
| 1969 | EXPECT |
| 1970 | Use of uninitialized value in addition (+) at - line 4. |
| 1971 | ######## |
| 1972 | use warnings 'uninitialized'; |
| 1973 | my $v; |
| 1974 | my $f = ""; |
| 1975 | $v = 1 + (print STDIN $f); # print to STDIN returns undef |
| 1976 | EXPECT |
| 1977 | Use of uninitialized value in addition (+) at - line 4. |
| 1978 | ######## |
| 1979 | use warnings 'uninitialized'; |
| 1980 | my $v; |
| 1981 | my $f = ""; |
| 1982 | $v = 1 + (printf STDIN "%s", $f); |
| 1983 | EXPECT |
| 1984 | Use of uninitialized value in addition (+) at - line 4. |
| 1985 | ######## |
| 1986 | use warnings 'uninitialized'; |
| 1987 | my $v; |
| 1988 | my $f = ""; |
| 1989 | { use feature 'say'; $v = 1 + (say STDIN "%s", $f); } |
| 1990 | EXPECT |
| 1991 | Use of uninitialized value in addition (+) at - line 4. |
| 1992 | ######## |
| 1993 | use warnings 'uninitialized'; |
| 1994 | my $v; |
| 1995 | my $f = ""; |
| 1996 | $v = 1 + (unpack("",$f)); |
| 1997 | EXPECT |
| 1998 | Use of uninitialized value in addition (+) at - line 4. |
| 1999 | ######## |
| 2000 | use warnings 'uninitialized'; |
| 2001 | my $nofile = '/no/such/file'; |
| 2002 | my $v; |
| 2003 | my $f = ""; |
| 2004 | $v = 1 + sysopen($f, $nofile, 0); |
| 2005 | EXPECT |
| 2006 | Use of uninitialized value in addition (+) at - line 5. |
| 2007 | ######## |
| 2008 | use warnings 'uninitialized'; |
| 2009 | my $v; |
| 2010 | { my $x = -1; $v = 1 + sysseek(DATA, $x, 0); } |
| 2011 | __END__ |
| 2012 | EXPECT |
| 2013 | Use of uninitialized value in addition (+) at - line 3. |
| 2014 | ######## |
| 2015 | use warnings 'uninitialized'; |
| 2016 | delete $::{'Foo::'}; |
| 2017 | my $moo = $Foo::BAR + 42; |
| 2018 | __END__ |
| 2019 | EXPECT |
| 2020 | Use of uninitialized value in addition (+) at - line 3. |
| 2021 | ######## |
| 2022 | use warnings 'uninitialized'; |
| 2023 | use constant {u=>undef, v=>undef}; |
| 2024 | sub foo () {u} |
| 2025 | sub foo () {v} |
| 2026 | EXPECT |