| 1 | op.c AOK |
| 2 | |
| 3 | Use of my $_ is experimental |
| 4 | my $_ ; |
| 5 | |
| 6 | Found = in conditional, should be == |
| 7 | 1 if $a = 1 ; |
| 8 | |
| 9 | Scalar value %.*s better written as $%.*s" |
| 10 | @a[3] = 2; |
| 11 | @a{3} = 2; |
| 12 | |
| 13 | Useless use of time in void context |
| 14 | Useless use of a variable in void context |
| 15 | Useless use of a constant in void context |
| 16 | time ; |
| 17 | $a ; |
| 18 | "abc" |
| 19 | |
| 20 | Useless use of sort in scalar context |
| 21 | my $x = sort (2,1,3); |
| 22 | |
| 23 | Applying %s to %s will act on scalar(%s) |
| 24 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ; |
| 25 | @a =~ /abc/ ; |
| 26 | @a =~ s/a/b/ ; |
| 27 | @a =~ tr/a/b/ ; |
| 28 | @$b =~ /abc/ ; |
| 29 | @$b =~ s/a/b/ ; |
| 30 | @$b =~ tr/a/b/ ; |
| 31 | %a =~ /abc/ ; |
| 32 | %a =~ s/a/b/ ; |
| 33 | %a =~ tr/a/b/ ; |
| 34 | %$c =~ /abc/ ; |
| 35 | %$c =~ s/a/b/ ; |
| 36 | %$c =~ tr/a/b/ ; |
| 37 | |
| 38 | |
| 39 | Parentheses missing around "my" list at -e line 1. |
| 40 | my $a, $b = (1,2); |
| 41 | |
| 42 | Parentheses missing around "local" list at -e line 1. |
| 43 | local $a, $b = (1,2); |
| 44 | |
| 45 | Bareword found in conditional at -e line 1. |
| 46 | use warnings 'bareword'; my $x = print(ABC || 1); |
| 47 | |
| 48 | Value of %s may be \"0\"; use \"defined\" |
| 49 | $x = 1 if $x = <FH> ; |
| 50 | $x = 1 while $x = <FH> ; |
| 51 | |
| 52 | Subroutine fred redefined at -e line 1. |
| 53 | sub fred{1;} sub fred{1;} |
| 54 | |
| 55 | Constant subroutine %s redefined |
| 56 | sub fred() {1;} sub fred() {1;} |
| 57 | |
| 58 | Format FRED redefined at /tmp/x line 5. |
| 59 | format FRED = |
| 60 | . |
| 61 | format FRED = |
| 62 | . |
| 63 | |
| 64 | push on reference is experimental [ck_fun] |
| 65 | pop on reference is experimental |
| 66 | shift on reference is experimental |
| 67 | unshift on reference is experimental |
| 68 | splice on reference is experimental |
| 69 | |
| 70 | Statement unlikely to be reached |
| 71 | (Maybe you meant system() when you said exec()? |
| 72 | exec "true" ; my $a |
| 73 | |
| 74 | defined(@array) is deprecated |
| 75 | (Maybe you should just omit the defined()?) |
| 76 | my @a ; defined @a ; |
| 77 | defined (@a = (1,2,3)) ; |
| 78 | |
| 79 | defined(%hash) is deprecated |
| 80 | (Maybe you should just omit the defined()?) |
| 81 | my %h ; defined %h ; |
| 82 | |
| 83 | "my %s" used in sort comparison |
| 84 | |
| 85 | $[ used in comparison (did you mean $] ?) |
| 86 | |
| 87 | each on reference is experimental [ck_each] |
| 88 | keys on reference is experimental |
| 89 | values on reference is experimental |
| 90 | |
| 91 | length() used on @array (did you mean "scalar(@array)"?) |
| 92 | length() used on %hash (did you mean "scalar(keys %hash)"?) |
| 93 | |
| 94 | /---/ should probably be written as "---" |
| 95 | join(/---/, @foo); |
| 96 | |
| 97 | %s() called too early to check prototype [Perl_peep] |
| 98 | fred() ; sub fred ($$) {} |
| 99 | |
| 100 | |
| 101 | Package '%s' not found (did you use the incorrect case?) |
| 102 | |
| 103 | Use of /g modifier is meaningless in split |
| 104 | |
| 105 | Possible precedence problem on bitwise %c operator [Perl_ck_bitop] |
| 106 | |
| 107 | Mandatory Warnings |
| 108 | ------------------ |
| 109 | Prototype mismatch: [cv_ckproto] |
| 110 | sub fred() ; |
| 111 | sub fred($) {} |
| 112 | |
| 113 | oops: oopsAV [oopsAV] TODO |
| 114 | oops: oopsHV [oopsHV] TODO |
| 115 | |
| 116 | __END__ |
| 117 | # op.c |
| 118 | use warnings 'experimental::lexical_topic' ; |
| 119 | my $_; |
| 120 | CORE::state $_; |
| 121 | no warnings 'experimental::lexical_topic' ; |
| 122 | my $_; |
| 123 | CORE::state $_; |
| 124 | EXPECT |
| 125 | Use of my $_ is experimental at - line 3. |
| 126 | Use of state $_ is experimental at - line 4. |
| 127 | ######## |
| 128 | # op.c |
| 129 | use warnings 'syntax' ; |
| 130 | 1 if $a = 1 ; |
| 131 | 1 if $a |
| 132 | = 1 ; |
| 133 | no warnings 'syntax' ; |
| 134 | 1 if $a = 1 ; |
| 135 | 1 if $a |
| 136 | = 1 ; |
| 137 | EXPECT |
| 138 | Found = in conditional, should be == at - line 3. |
| 139 | Found = in conditional, should be == at - line 4. |
| 140 | ######## |
| 141 | # op.c |
| 142 | use warnings 'syntax' ; |
| 143 | use constant foo => 1; |
| 144 | 1 if $a = foo ; |
| 145 | no warnings 'syntax' ; |
| 146 | 1 if $a = foo ; |
| 147 | EXPECT |
| 148 | ######## |
| 149 | # op.c |
| 150 | use warnings 'syntax' ; |
| 151 | @a[3]; |
| 152 | @a{3}; |
| 153 | @a["]"]; |
| 154 | @a{"]"}; |
| 155 | @a["}"]; |
| 156 | @a{"}"}; |
| 157 | @a{$_}; |
| 158 | @a{--$_}; |
| 159 | @a[$_]; |
| 160 | @a[--$_]; |
| 161 | no warnings 'syntax' ; |
| 162 | @a[3]; |
| 163 | @a{3}; |
| 164 | EXPECT |
| 165 | Scalar value @a[3] better written as $a[3] at - line 3. |
| 166 | Scalar value @a{3} better written as $a{3} at - line 4. |
| 167 | Scalar value @a["]"] better written as $a["]"] at - line 5. |
| 168 | Scalar value @a{"]"} better written as $a{"]"} at - line 6. |
| 169 | Scalar value @a["}"] better written as $a["}"] at - line 7. |
| 170 | Scalar value @a{"}"} better written as $a{"}"} at - line 8. |
| 171 | Scalar value @a{...} better written as $a{...} at - line 9. |
| 172 | Scalar value @a{...} better written as $a{...} at - line 10. |
| 173 | Scalar value @a[...] better written as $a[...] at - line 11. |
| 174 | Scalar value @a[...] better written as $a[...] at - line 12. |
| 175 | ######## |
| 176 | # op.c |
| 177 | use utf8; |
| 178 | use open qw( :utf8 :std ); |
| 179 | use warnings 'syntax' ; |
| 180 | @à[3]; |
| 181 | @à{3}; |
| 182 | no warnings 'syntax' ; |
| 183 | @à[3]; |
| 184 | @à{3}; |
| 185 | EXPECT |
| 186 | Scalar value @à[3] better written as $à[3] at - line 5. |
| 187 | Scalar value @à{3} better written as $à{3} at - line 6. |
| 188 | ######## |
| 189 | # op.c |
| 190 | use utf8; |
| 191 | use open qw( :utf8 :std ); |
| 192 | use warnings 'syntax' ; |
| 193 | @ぁ[3]; |
| 194 | @ぁ{3}; |
| 195 | no warnings 'syntax' ; |
| 196 | @ぁ[3]; |
| 197 | @ぁ{3}; |
| 198 | EXPECT |
| 199 | Scalar value @ぁ[3] better written as $ぁ[3] at - line 5. |
| 200 | Scalar value @ぁ{3} better written as $ぁ{3} at - line 6. |
| 201 | ######## |
| 202 | # op.c |
| 203 | # "Scalar value better written as" false positives |
| 204 | # [perl #28380] and [perl #114024] |
| 205 | use warnings 'syntax'; |
| 206 | |
| 207 | # hashes |
| 208 | @h{qw"a b c"} = 1..3; |
| 209 | @h{qw'a b c'} = 1..3; |
| 210 | @h{qw$a b c$} = 1..3; |
| 211 | @h{qw-a b c-} = 1..3; |
| 212 | @h{qw#a b c#} = 1..3; |
| 213 | @h{ qw#a b c#} = 1..3; |
| 214 | @h{ qw#a b c#} = 1..3; # tab before qw |
| 215 | @h{qw "a"}; |
| 216 | @h{ qw "a"}; |
| 217 | @h{ qw "a"}; |
| 218 | sub foo() { qw/abc def ghi/ } |
| 219 | @X{+foo} = ( 1 .. 3 ); |
| 220 | $_ = "abc"; @X{split ""} = ( 1 .. 3 ); |
| 221 | my @s = @f{"}", "a"}; |
| 222 | my @s = @f{"]", "a"}; |
| 223 | @a{$],0}; |
| 224 | @_{0} = /(.*)/; |
| 225 | @h{m "$re"}; |
| 226 | @h{qx ""} if 0; |
| 227 | @h{glob ""}; |
| 228 | @h{readline ""}; |
| 229 | @h{m ""}; |
| 230 | use constant phoo => 1..3; |
| 231 | @h{+phoo}; # rv2av |
| 232 | @h{sort foo}; |
| 233 | @h{reverse foo}; |
| 234 | @h{caller 0}; |
| 235 | @h{lstat ""}; |
| 236 | @h{stat ""}; |
| 237 | @h{readdir ""}; |
| 238 | @h{system ""} if 0; |
| 239 | @h{+times} if 0; |
| 240 | @h{localtime 0}; |
| 241 | @h{gmtime 0}; |
| 242 | @h{eval ""}; |
| 243 | { |
| 244 | no warnings 'experimental::autoderef'; |
| 245 | @h{each $foo} if 0; |
| 246 | @h{keys $foo} if 0; |
| 247 | @h{values $foo} if 0; |
| 248 | } |
| 249 | |
| 250 | # arrays |
| 251 | @h[qw"a b c"] = 1..3; |
| 252 | @h[qw'a b c'] = 1..3; |
| 253 | @h[qw$a b c$] = 1..3; |
| 254 | @h[qw-a b c-] = 1..3; |
| 255 | @h[qw#a b c#] = 1..3; |
| 256 | @h[ qw#a b c#] = 1..3; |
| 257 | @h[ qw#a b c#] = 1..3; # tab before qw |
| 258 | @h[qw "a"]; |
| 259 | @h[ qw "a"]; |
| 260 | @h[ qw "a"]; |
| 261 | sub foo() { qw/abc def ghi/ } |
| 262 | @X[+foo] = ( 1 .. 3 ); |
| 263 | $_ = "abc"; @X[split ""] = ( 1 .. 3 ); |
| 264 | my @s = @f["}", "a"]; |
| 265 | my @s = @f["]", "a"]; |
| 266 | @a[$],0]; |
| 267 | @_[0] = /(.*)/; |
| 268 | @h[m "$re"]; |
| 269 | @h[qx ""] if 0; |
| 270 | @h[glob ""]; |
| 271 | @h[readline ""]; |
| 272 | @h[m ""]; |
| 273 | use constant phoo => 1..3; |
| 274 | @h[+phoo]; # rv2av |
| 275 | @h[sort foo]; |
| 276 | @h[reverse foo]; |
| 277 | @h[caller 0]; |
| 278 | @h[lstat ""]; |
| 279 | @h[stat ""]; |
| 280 | @h[readdir ""]; |
| 281 | @h[system ""] if 0; |
| 282 | @h[+times] if 0; |
| 283 | @h[localtime 0]; |
| 284 | @h[gmtime 0]; |
| 285 | @h[eval ""]; |
| 286 | { |
| 287 | no warnings 'experimental::autoderef'; |
| 288 | @h[each $foo] if 0; |
| 289 | @h[keys $foo] if 0; |
| 290 | @h[values $foo] if 0; |
| 291 | } |
| 292 | EXPECT |
| 293 | ######## |
| 294 | # op.c |
| 295 | # "Scalar value better written as" should not trigger for syntax errors |
| 296 | use warnings 'syntax'; |
| 297 | @a[] |
| 298 | EXPECT |
| 299 | syntax error at - line 4, near "[]" |
| 300 | Execution of - aborted due to compilation errors. |
| 301 | ######## |
| 302 | # op.c |
| 303 | my %foo; |
| 304 | %main::foo->{"bar"}; |
| 305 | EXPECT |
| 306 | OPTION fatal |
| 307 | Can't use a hash as a reference at - line 3. |
| 308 | ######## |
| 309 | # op.c |
| 310 | my %foo; |
| 311 | %foo->{"bar"}; |
| 312 | EXPECT |
| 313 | OPTION fatal |
| 314 | Can't use a hash as a reference at - line 3. |
| 315 | ######## |
| 316 | # op.c |
| 317 | my @foo; |
| 318 | @main::foo->[23]; |
| 319 | EXPECT |
| 320 | OPTION fatal |
| 321 | Can't use an array as a reference at - line 3. |
| 322 | ######## |
| 323 | # op.c |
| 324 | my @foo; |
| 325 | @foo->[23]; |
| 326 | EXPECT |
| 327 | OPTION fatal |
| 328 | Can't use an array as a reference at - line 3. |
| 329 | ######## |
| 330 | # op.c |
| 331 | my %foo; |
| 332 | $main::foo = {}; %$main::foo->{"bar"}; |
| 333 | EXPECT |
| 334 | OPTION fatal |
| 335 | Can't use a hash as a reference at - line 3. |
| 336 | ######## |
| 337 | # op.c |
| 338 | my %foo; |
| 339 | $foo = {}; %$foo->{"bar"}; |
| 340 | EXPECT |
| 341 | OPTION fatal |
| 342 | Can't use a hash as a reference at - line 3. |
| 343 | ######## |
| 344 | # op.c |
| 345 | my @foo; |
| 346 | $main::foo = []; @$main::foo->[34]; |
| 347 | EXPECT |
| 348 | OPTION fatal |
| 349 | Can't use an array as a reference at - line 3. |
| 350 | ######## |
| 351 | # op.c |
| 352 | my @foo; |
| 353 | $foo = []; @$foo->[34]; |
| 354 | EXPECT |
| 355 | OPTION fatal |
| 356 | Can't use an array as a reference at - line 3. |
| 357 | ######## |
| 358 | # op.c |
| 359 | use warnings 'void' ; no warnings 'experimental::smartmatch'; close STDIN ; |
| 360 | #line 2 |
| 361 | 1 x 3 ; # OP_REPEAT (folded) |
| 362 | (1) x 3 ; # OP_REPEAT |
| 363 | # OP_GVSV |
| 364 | wantarray ; # OP_WANTARRAY |
| 365 | # OP_GV |
| 366 | # OP_PADSV |
| 367 | # OP_PADAV |
| 368 | # OP_PADHV |
| 369 | # OP_PADANY |
| 370 | # OP_AV2ARYLEN |
| 371 | ref ; # OP_REF |
| 372 | \@a ; # OP_REFGEN |
| 373 | \$a ; # OP_SREFGEN |
| 374 | defined $a ; # OP_DEFINED |
| 375 | hex $a ; # OP_HEX |
| 376 | oct $a ; # OP_OCT |
| 377 | length $a ; # OP_LENGTH |
| 378 | substr $a,1 ; # OP_SUBSTR |
| 379 | vec $a,1,2 ; # OP_VEC |
| 380 | index $a,1,2 ; # OP_INDEX |
| 381 | rindex $a,1,2 ; # OP_RINDEX |
| 382 | sprintf $a ; # OP_SPRINTF |
| 383 | $a[0] ; # OP_AELEM |
| 384 | # OP_AELEMFAST |
| 385 | @a[0] ; # OP_ASLICE |
| 386 | #values %a ; # OP_VALUES |
| 387 | #keys %a ; # OP_KEYS |
| 388 | $a{0} ; # OP_HELEM |
| 389 | @a{0} ; # OP_HSLICE |
| 390 | unpack "a", "a" ; # OP_UNPACK |
| 391 | pack $a,"" ; # OP_PACK |
| 392 | join "" ; # OP_JOIN |
| 393 | (@a)[0,1] ; # OP_LSLICE |
| 394 | # OP_ANONLIST |
| 395 | # OP_ANONHASH |
| 396 | sort(1,2) ; # OP_SORT |
| 397 | reverse(1,2) ; # OP_REVERSE |
| 398 | # OP_RANGE |
| 399 | # OP_FLIP |
| 400 | (1 ..2) ; # OP_FLOP |
| 401 | caller ; # OP_CALLER |
| 402 | fileno STDIN ; # OP_FILENO |
| 403 | eof STDIN ; # OP_EOF |
| 404 | tell STDIN ; # OP_TELL |
| 405 | readlink 1; # OP_READLINK |
| 406 | time ; # OP_TIME |
| 407 | localtime ; # OP_LOCALTIME |
| 408 | gmtime ; # OP_GMTIME |
| 409 | eval { getgrnam 1 }; # OP_GGRNAM |
| 410 | eval { getgrgid 1 }; # OP_GGRGID |
| 411 | eval { getpwnam 1 }; # OP_GPWNAM |
| 412 | eval { getpwuid 1 }; # OP_GPWUID |
| 413 | prototype "foo"; # OP_PROTOTYPE |
| 414 | $a ~~ $b; # OP_SMARTMATCH |
| 415 | $a <=> $b; # OP_NCMP |
| 416 | "dsatrewq"; |
| 417 | "diatrewq"; |
| 418 | "igatrewq"; |
| 419 | use 5.015; |
| 420 | __SUB__ # OP_RUNCV |
| 421 | EXPECT |
| 422 | Useless use of a constant ("111") in void context at - line 2. |
| 423 | Useless use of repeat (x) in void context at - line 3. |
| 424 | Useless use of wantarray in void context at - line 5. |
| 425 | Useless use of reference-type operator in void context at - line 12. |
| 426 | Useless use of reference constructor in void context at - line 13. |
| 427 | Useless use of single ref constructor in void context at - line 14. |
| 428 | Useless use of defined operator in void context at - line 15. |
| 429 | Useless use of hex in void context at - line 16. |
| 430 | Useless use of oct in void context at - line 17. |
| 431 | Useless use of length in void context at - line 18. |
| 432 | Useless use of substr in void context at - line 19. |
| 433 | Useless use of vec in void context at - line 20. |
| 434 | Useless use of index in void context at - line 21. |
| 435 | Useless use of rindex in void context at - line 22. |
| 436 | Useless use of sprintf in void context at - line 23. |
| 437 | Useless use of array element in void context at - line 24. |
| 438 | Useless use of array slice in void context at - line 26. |
| 439 | Useless use of hash element in void context at - line 29. |
| 440 | Useless use of hash slice in void context at - line 30. |
| 441 | Useless use of unpack in void context at - line 31. |
| 442 | Useless use of pack in void context at - line 32. |
| 443 | Useless use of join or string in void context at - line 33. |
| 444 | Useless use of list slice in void context at - line 34. |
| 445 | Useless use of sort in void context at - line 37. |
| 446 | Useless use of reverse in void context at - line 38. |
| 447 | Useless use of range (or flop) in void context at - line 41. |
| 448 | Useless use of caller in void context at - line 42. |
| 449 | Useless use of fileno in void context at - line 43. |
| 450 | Useless use of eof in void context at - line 44. |
| 451 | Useless use of tell in void context at - line 45. |
| 452 | Useless use of readlink in void context at - line 46. |
| 453 | Useless use of time in void context at - line 47. |
| 454 | Useless use of localtime in void context at - line 48. |
| 455 | Useless use of gmtime in void context at - line 49. |
| 456 | Useless use of getgrnam in void context at - line 50. |
| 457 | Useless use of getgrgid in void context at - line 51. |
| 458 | Useless use of getpwnam in void context at - line 52. |
| 459 | Useless use of getpwuid in void context at - line 53. |
| 460 | Useless use of subroutine prototype in void context at - line 54. |
| 461 | Useless use of smart match in void context at - line 55. |
| 462 | Useless use of numeric comparison (<=>) in void context at - line 56. |
| 463 | Useless use of a constant ("dsatrewq") in void context at - line 57. |
| 464 | Useless use of a constant ("diatrewq") in void context at - line 58. |
| 465 | Useless use of a constant ("igatrewq") in void context at - line 59. |
| 466 | Useless use of __SUB__ in void context at - line 61. |
| 467 | ######## |
| 468 | # op.c |
| 469 | use warnings 'void' ; close STDIN ; |
| 470 | my $x = sort (2,1,3); |
| 471 | no warnings 'void' ; |
| 472 | $x = sort (2,1,3); |
| 473 | EXPECT |
| 474 | Useless use of sort in scalar context at - line 3. |
| 475 | ######## |
| 476 | # op.c |
| 477 | no warnings 'void' ; close STDIN ; |
| 478 | 1 x 3 ; # OP_REPEAT |
| 479 | # OP_GVSV |
| 480 | wantarray ; # OP_WANTARRAY |
| 481 | # OP_GV |
| 482 | # OP_PADSV |
| 483 | # OP_PADAV |
| 484 | # OP_PADHV |
| 485 | # OP_PADANY |
| 486 | # OP_AV2ARYLEN |
| 487 | ref ; # OP_REF |
| 488 | \@a ; # OP_REFGEN |
| 489 | \$a ; # OP_SREFGEN |
| 490 | defined $a ; # OP_DEFINED |
| 491 | hex $a ; # OP_HEX |
| 492 | oct $a ; # OP_OCT |
| 493 | length $a ; # OP_LENGTH |
| 494 | substr $a,1 ; # OP_SUBSTR |
| 495 | vec $a,1,2 ; # OP_VEC |
| 496 | index $a,1,2 ; # OP_INDEX |
| 497 | rindex $a,1,2 ; # OP_RINDEX |
| 498 | sprintf $a ; # OP_SPRINTF |
| 499 | $a[0] ; # OP_AELEM |
| 500 | # OP_AELEMFAST |
| 501 | @a[0] ; # OP_ASLICE |
| 502 | #values %a ; # OP_VALUES |
| 503 | #keys %a ; # OP_KEYS |
| 504 | $a{0} ; # OP_HELEM |
| 505 | @a{0} ; # OP_HSLICE |
| 506 | unpack "a", "a" ; # OP_UNPACK |
| 507 | pack $a,"" ; # OP_PACK |
| 508 | join "" ; # OP_JOIN |
| 509 | (@a)[0,1] ; # OP_LSLICE |
| 510 | # OP_ANONLIST |
| 511 | # OP_ANONHASH |
| 512 | sort(1,2) ; # OP_SORT |
| 513 | reverse(1,2) ; # OP_REVERSE |
| 514 | # OP_RANGE |
| 515 | # OP_FLIP |
| 516 | (1 ..2) ; # OP_FLOP |
| 517 | caller ; # OP_CALLER |
| 518 | fileno STDIN ; # OP_FILENO |
| 519 | eof STDIN ; # OP_EOF |
| 520 | tell STDIN ; # OP_TELL |
| 521 | readlink 1; # OP_READLINK |
| 522 | time ; # OP_TIME |
| 523 | localtime ; # OP_LOCALTIME |
| 524 | gmtime ; # OP_GMTIME |
| 525 | eval { getgrnam 1 }; # OP_GGRNAM |
| 526 | eval { getgrgid 1 }; # OP_GGRGID |
| 527 | eval { getpwnam 1 }; # OP_GPWNAM |
| 528 | eval { getpwuid 1 }; # OP_GPWUID |
| 529 | prototype "foo"; # OP_PROTOTYPE |
| 530 | EXPECT |
| 531 | ######## |
| 532 | # op.c |
| 533 | use warnings 'void' ; |
| 534 | for (@{[0]}) { "$_" } # check warning isn't duplicated |
| 535 | no warnings 'void' ; |
| 536 | for (@{[0]}) { "$_" } # check warning isn't duplicated |
| 537 | EXPECT |
| 538 | Useless use of string in void context at - line 3. |
| 539 | ######## |
| 540 | # op.c |
| 541 | use warnings 'void' ; |
| 542 | use Config ; |
| 543 | BEGIN { |
| 544 | if ( ! $Config{d_telldir}) { |
| 545 | print <<EOM ; |
| 546 | SKIPPED |
| 547 | # telldir not present |
| 548 | EOM |
| 549 | exit |
| 550 | } |
| 551 | } |
| 552 | telldir 1 ; # OP_TELLDIR |
| 553 | no warnings 'void' ; |
| 554 | telldir 1 ; # OP_TELLDIR |
| 555 | EXPECT |
| 556 | Useless use of telldir in void context at - line 13. |
| 557 | ######## |
| 558 | # op.c |
| 559 | use warnings 'void' ; |
| 560 | use Config ; |
| 561 | BEGIN { |
| 562 | if ( ! $Config{d_getppid}) { |
| 563 | print <<EOM ; |
| 564 | SKIPPED |
| 565 | # getppid not present |
| 566 | EOM |
| 567 | exit |
| 568 | } |
| 569 | } |
| 570 | getppid ; # OP_GETPPID |
| 571 | no warnings 'void' ; |
| 572 | getppid ; # OP_GETPPID |
| 573 | EXPECT |
| 574 | Useless use of getppid in void context at - line 13. |
| 575 | ######## |
| 576 | # op.c |
| 577 | use warnings 'void' ; |
| 578 | use Config ; |
| 579 | BEGIN { |
| 580 | if ( ! $Config{d_getpgrp}) { |
| 581 | print <<EOM ; |
| 582 | SKIPPED |
| 583 | # getpgrp not present |
| 584 | EOM |
| 585 | exit |
| 586 | } |
| 587 | } |
| 588 | getpgrp ; # OP_GETPGRP |
| 589 | no warnings 'void' ; |
| 590 | getpgrp ; # OP_GETPGRP |
| 591 | EXPECT |
| 592 | Useless use of getpgrp in void context at - line 13. |
| 593 | ######## |
| 594 | # op.c |
| 595 | use warnings 'void' ; |
| 596 | use Config ; |
| 597 | BEGIN { |
| 598 | if ( ! $Config{d_times}) { |
| 599 | print <<EOM ; |
| 600 | SKIPPED |
| 601 | # times not present |
| 602 | EOM |
| 603 | exit |
| 604 | } |
| 605 | } |
| 606 | times ; # OP_TMS |
| 607 | no warnings 'void' ; |
| 608 | times ; # OP_TMS |
| 609 | EXPECT |
| 610 | Useless use of times in void context at - line 13. |
| 611 | ######## |
| 612 | # op.c |
| 613 | use warnings 'void' ; |
| 614 | use Config ; |
| 615 | BEGIN { |
| 616 | if ( ! $Config{d_getprior} or $^O eq 'os2') { # Locks before fixpak22 |
| 617 | print <<EOM ; |
| 618 | SKIPPED |
| 619 | # getpriority not present |
| 620 | EOM |
| 621 | exit |
| 622 | } |
| 623 | } |
| 624 | getpriority 1,2; # OP_GETPRIORITY |
| 625 | no warnings 'void' ; |
| 626 | getpriority 1,2; # OP_GETPRIORITY |
| 627 | EXPECT |
| 628 | Useless use of getpriority in void context at - line 13. |
| 629 | ######## |
| 630 | # op.c |
| 631 | use warnings 'void' ; |
| 632 | use Config ; |
| 633 | BEGIN { |
| 634 | if ( ! $Config{d_getlogin}) { |
| 635 | print <<EOM ; |
| 636 | SKIPPED |
| 637 | # getlogin not present |
| 638 | EOM |
| 639 | exit |
| 640 | } |
| 641 | } |
| 642 | getlogin ; # OP_GETLOGIN |
| 643 | no warnings 'void' ; |
| 644 | getlogin ; # OP_GETLOGIN |
| 645 | EXPECT |
| 646 | Useless use of getlogin in void context at - line 13. |
| 647 | ######## |
| 648 | # op.c |
| 649 | use warnings 'void' ; |
| 650 | use Config ; BEGIN { |
| 651 | if ( ! $Config{d_socket}) { |
| 652 | print <<EOM ; |
| 653 | SKIPPED |
| 654 | # getsockname not present |
| 655 | # getpeername not present |
| 656 | # gethostbyname not present |
| 657 | # gethostbyaddr not present |
| 658 | # gethostent not present |
| 659 | # getnetbyname not present |
| 660 | # getnetbyaddr not present |
| 661 | # getnetent not present |
| 662 | # getprotobyname not present |
| 663 | # getprotobynumber not present |
| 664 | # getprotoent not present |
| 665 | # getservbyname not present |
| 666 | # getservbyport not present |
| 667 | # getservent not present |
| 668 | EOM |
| 669 | exit |
| 670 | } } |
| 671 | getsockname STDIN ; # OP_GETSOCKNAME |
| 672 | getpeername STDIN ; # OP_GETPEERNAME |
| 673 | gethostbyname 1 ; # OP_GHBYNAME |
| 674 | gethostbyaddr 1,2; # OP_GHBYADDR |
| 675 | gethostent ; # OP_GHOSTENT |
| 676 | getnetbyname 1 ; # OP_GNBYNAME |
| 677 | getnetbyaddr 1,2 ; # OP_GNBYADDR |
| 678 | getnetent ; # OP_GNETENT |
| 679 | getprotobyname 1; # OP_GPBYNAME |
| 680 | getprotobynumber 1; # OP_GPBYNUMBER |
| 681 | getprotoent ; # OP_GPROTOENT |
| 682 | getservbyname 1,2; # OP_GSBYNAME |
| 683 | getservbyport 1,2; # OP_GSBYPORT |
| 684 | getservent ; # OP_GSERVENT |
| 685 | |
| 686 | no warnings 'void' ; |
| 687 | getsockname STDIN ; # OP_GETSOCKNAME |
| 688 | getpeername STDIN ; # OP_GETPEERNAME |
| 689 | gethostbyname 1 ; # OP_GHBYNAME |
| 690 | gethostbyaddr 1,2; # OP_GHBYADDR |
| 691 | gethostent ; # OP_GHOSTENT |
| 692 | getnetbyname 1 ; # OP_GNBYNAME |
| 693 | getnetbyaddr 1,2 ; # OP_GNBYADDR |
| 694 | getnetent ; # OP_GNETENT |
| 695 | getprotobyname 1; # OP_GPBYNAME |
| 696 | getprotobynumber 1; # OP_GPBYNUMBER |
| 697 | getprotoent ; # OP_GPROTOENT |
| 698 | getservbyname 1,2; # OP_GSBYNAME |
| 699 | getservbyport 1,2; # OP_GSBYPORT |
| 700 | getservent ; # OP_GSERVENT |
| 701 | INIT { |
| 702 | # some functions may not be there, so we exit without running |
| 703 | exit; |
| 704 | } |
| 705 | EXPECT |
| 706 | Useless use of getsockname in void context at - line 24. |
| 707 | Useless use of getpeername in void context at - line 25. |
| 708 | Useless use of gethostbyname in void context at - line 26. |
| 709 | Useless use of gethostbyaddr in void context at - line 27. |
| 710 | Useless use of gethostent in void context at - line 28. |
| 711 | Useless use of getnetbyname in void context at - line 29. |
| 712 | Useless use of getnetbyaddr in void context at - line 30. |
| 713 | Useless use of getnetent in void context at - line 31. |
| 714 | Useless use of getprotobyname in void context at - line 32. |
| 715 | Useless use of getprotobynumber in void context at - line 33. |
| 716 | Useless use of getprotoent in void context at - line 34. |
| 717 | Useless use of getservbyname in void context at - line 35. |
| 718 | Useless use of getservbyport in void context at - line 36. |
| 719 | Useless use of getservent in void context at - line 37. |
| 720 | ######## |
| 721 | # op.c |
| 722 | use warnings 'void' ; |
| 723 | *a ; # OP_RV2GV |
| 724 | $a ; # OP_RV2SV |
| 725 | @a ; # OP_RV2AV |
| 726 | %a ; # OP_RV2HV |
| 727 | no warnings 'void' ; |
| 728 | *a ; # OP_RV2GV |
| 729 | $a ; # OP_RV2SV |
| 730 | @a ; # OP_RV2AV |
| 731 | %a ; # OP_RV2HV |
| 732 | EXPECT |
| 733 | Useless use of a variable in void context at - line 3. |
| 734 | Useless use of a variable in void context at - line 4. |
| 735 | Useless use of a variable in void context at - line 5. |
| 736 | Useless use of a variable in void context at - line 6. |
| 737 | ######## |
| 738 | # op.c |
| 739 | use warnings 'void' ; |
| 740 | "abc"; # OP_CONST |
| 741 | 7 ; # OP_CONST |
| 742 | "x" . "y"; # optimized to OP_CONST |
| 743 | 2 + 2; # optimized to OP_CONST |
| 744 | use constant U => undef; |
| 745 | U; |
| 746 | qq/" \n/; |
| 747 | 5 || print "bad\n"; # test OPpCONST_SHORTCIRCUIT |
| 748 | print "boo\n" if U; # test OPpCONST_SHORTCIRCUIT |
| 749 | if($foo){}elsif(""){} # test OPpCONST_SHORTCIRCUIT |
| 750 | no warnings 'void' ; |
| 751 | "abc"; # OP_CONST |
| 752 | 7 ; # OP_CONST |
| 753 | "x" . "y"; # optimized to OP_CONST |
| 754 | 2 + 2; # optimized to OP_CONST |
| 755 | EXPECT |
| 756 | Useless use of a constant ("abc") in void context at - line 3. |
| 757 | Useless use of a constant (7) in void context at - line 4. |
| 758 | Useless use of a constant ("xy") in void context at - line 5. |
| 759 | Useless use of a constant (4) in void context at - line 6. |
| 760 | Useless use of a constant (undef) in void context at - line 8. |
| 761 | Useless use of a constant ("\"\t\n") in void context at - line 9. |
| 762 | ######## |
| 763 | # op.c |
| 764 | use utf8; |
| 765 | use open qw( :utf8 :std ); |
| 766 | use warnings 'void' ; |
| 767 | "àḆc"; # OP_CONST |
| 768 | "Ẋ" . "ƴ"; # optimized to OP_CONST |
| 769 | FOO; # Bareword optimized to OP_CONST |
| 770 | use constant ů => undef; |
| 771 | ů; |
| 772 | 5 || print "bad\n"; # test OPpCONST_SHORTCIRCUIT |
| 773 | print "boo\n" if ů; # test OPpCONST_SHORTCIRCUIT |
| 774 | no warnings 'void' ; |
| 775 | "àḆc"; # OP_CONST |
| 776 | "Ẋ" . "ƴ"; # optimized to OP_CONST |
| 777 | EXPECT |
| 778 | Useless use of a constant ("\340\x{1e06}c") in void context at - line 5. |
| 779 | Useless use of a constant ("\x{1e8a}\x{1b4}") in void context at - line 6. |
| 780 | Useless use of a constant ("\x{ff26}\x{ff2f}\x{ff2f}") in void context at - line 7. |
| 781 | Useless use of a constant (undef) in void context at - line 9. |
| 782 | ######## |
| 783 | # op.c |
| 784 | # |
| 785 | use warnings 'misc' ; |
| 786 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ;my $d = 'test'; |
| 787 | @a =~ /abc/ ; |
| 788 | @a2 =~ s/a/b/ ; |
| 789 | @a3 =~ tr/a/b/ ; |
| 790 | @$b =~ /abc/ ; |
| 791 | @$b =~ s/a/b/ ; |
| 792 | @$b =~ tr/a/b/ ; |
| 793 | %a =~ /abc/ ; |
| 794 | %a2 =~ s/a/b/ ; |
| 795 | %a3 =~ tr/a/b/ ; |
| 796 | %$c =~ /abc/ ; |
| 797 | %$c =~ s/a/b/ ; |
| 798 | %$c =~ tr/a/b/ ; |
| 799 | $d =~ tr/a/b/d ; |
| 800 | $d2 =~ tr/a/bc/; |
| 801 | $d3 =~ tr//b/c; |
| 802 | { |
| 803 | no warnings 'misc' ; |
| 804 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ; my $d = 'test'; |
| 805 | @a =~ /abc/ ; |
| 806 | @a =~ s/a/b/ ; |
| 807 | @a =~ tr/a/b/ ; |
| 808 | @$b =~ /abc/ ; |
| 809 | @$b =~ s/a/b/ ; |
| 810 | @$b =~ tr/a/b/ ; |
| 811 | %a =~ /abc/ ; |
| 812 | %a =~ s/a/b/ ; |
| 813 | %a =~ tr/a/b/ ; |
| 814 | %$c =~ /abc/ ; |
| 815 | %$c =~ s/a/b/ ; |
| 816 | %$c =~ tr/a/b/ ; |
| 817 | $d =~ tr/a/b/d ; |
| 818 | $d =~ tr/a/bc/ ; |
| 819 | $d =~ tr//b/c; |
| 820 | } |
| 821 | EXPECT |
| 822 | Applying pattern match (m//) to @a will act on scalar(@a) at - line 5. |
| 823 | Applying substitution (s///) to @a2 will act on scalar(@a2) at - line 6. |
| 824 | Applying transliteration (tr///) to @a3 will act on scalar(@a3) at - line 7. |
| 825 | Applying pattern match (m//) to @array will act on scalar(@array) at - line 8. |
| 826 | Applying substitution (s///) to @array will act on scalar(@array) at - line 9. |
| 827 | Applying transliteration (tr///) to @array will act on scalar(@array) at - line 10. |
| 828 | Applying pattern match (m//) to %a will act on scalar(%a) at - line 11. |
| 829 | Applying substitution (s///) to %a2 will act on scalar(%a2) at - line 12. |
| 830 | Applying transliteration (tr///) to %a3 will act on scalar(%a3) at - line 13. |
| 831 | Applying pattern match (m//) to %hash will act on scalar(%hash) at - line 14. |
| 832 | Applying substitution (s///) to %hash will act on scalar(%hash) at - line 15. |
| 833 | Applying transliteration (tr///) to %hash will act on scalar(%hash) at - line 16. |
| 834 | Useless use of /d modifier in transliteration operator at - line 17. |
| 835 | Replacement list is longer than search list at - line 18. |
| 836 | Can't modify array dereference in substitution (s///) at - line 6, near "s/a/b/ ;" |
| 837 | BEGIN not safe after errors--compilation aborted at - line 21. |
| 838 | ######## |
| 839 | # op.c |
| 840 | use warnings 'parenthesis' ; |
| 841 | my $a, $b = (1,2); |
| 842 | my @foo,%bar, $quux; # there's a TAB here |
| 843 | my $x, $y or print; |
| 844 | no warnings 'parenthesis' ; |
| 845 | my $c, $d = (1,2); |
| 846 | EXPECT |
| 847 | Parentheses missing around "my" list at - line 3. |
| 848 | Parentheses missing around "my" list at - line 4. |
| 849 | ######## |
| 850 | # op.c |
| 851 | use warnings 'parenthesis' ; |
| 852 | our $a, $b = (1,2); |
| 853 | no warnings 'parenthesis' ; |
| 854 | our $c, $d = (1,2); |
| 855 | EXPECT |
| 856 | Parentheses missing around "our" list at - line 3. |
| 857 | ######## |
| 858 | # op.c |
| 859 | use warnings 'parenthesis' ; |
| 860 | local $a, $b = (1,2); |
| 861 | local *f, *g; |
| 862 | no warnings 'parenthesis' ; |
| 863 | local $c, $d = (1,2); |
| 864 | EXPECT |
| 865 | Parentheses missing around "local" list at - line 3. |
| 866 | Parentheses missing around "local" list at - line 4. |
| 867 | ######## |
| 868 | # op.c |
| 869 | use warnings 'bareword' ; |
| 870 | print (ABC || 1) ; |
| 871 | no warnings 'bareword' ; |
| 872 | print (ABC || 1) ; |
| 873 | EXPECT |
| 874 | Bareword found in conditional at - line 3. |
| 875 | ######## |
| 876 | --FILE-- abc |
| 877 | |
| 878 | --FILE-- |
| 879 | # op.c |
| 880 | use warnings 'misc' ; |
| 881 | open FH, "<abc" ; |
| 882 | $x = 1 if $x = <FH> ; |
| 883 | $x = 1 if $x |
| 884 | = <FH> ; |
| 885 | no warnings 'misc' ; |
| 886 | $x = 1 if $x = <FH> ; |
| 887 | $x = 1 if $x |
| 888 | = <FH> ; |
| 889 | EXPECT |
| 890 | Value of <HANDLE> construct can be "0"; test with defined() at - line 4. |
| 891 | Value of <HANDLE> construct can be "0"; test with defined() at - line 5. |
| 892 | ######## |
| 893 | # op.c |
| 894 | use warnings 'misc' ; |
| 895 | opendir FH, "." ; |
| 896 | $x = 1 if $x = readdir FH ; |
| 897 | $x = 1 if $x |
| 898 | = readdir FH ; |
| 899 | no warnings 'misc' ; |
| 900 | $x = 1 if $x = readdir FH ; |
| 901 | $x = 1 if $x |
| 902 | = readdir FH ; |
| 903 | closedir FH ; |
| 904 | EXPECT |
| 905 | Value of readdir() operator can be "0"; test with defined() at - line 4. |
| 906 | Value of readdir() operator can be "0"; test with defined() at - line 5. |
| 907 | ######## |
| 908 | # op.c |
| 909 | use warnings 'misc' ; |
| 910 | $x = 1 if $x = <*> ; |
| 911 | $x = 1 if $x |
| 912 | = <*> ; |
| 913 | no warnings 'misc' ; |
| 914 | $x = 1 if $x = <*> ; |
| 915 | $x = 1 if $x |
| 916 | = <*> ; |
| 917 | EXPECT |
| 918 | Value of glob construct can be "0"; test with defined() at - line 3. |
| 919 | Value of glob construct can be "0"; test with defined() at - line 4. |
| 920 | ######## |
| 921 | # op.c |
| 922 | use warnings 'misc' ; |
| 923 | %a = (1,2,3,4) ; |
| 924 | $x = 1 if $x = each %a ; |
| 925 | no warnings 'misc' ; |
| 926 | $x = 1 if $x = each %a ; |
| 927 | EXPECT |
| 928 | Value of each() operator can be "0"; test with defined() at - line 4. |
| 929 | ######## |
| 930 | # op.c |
| 931 | use warnings 'misc' ; |
| 932 | $x = 1 while $x = <*> and 0 ; |
| 933 | no warnings 'misc' ; |
| 934 | $x = 1 while $x = <*> and 0 ; |
| 935 | EXPECT |
| 936 | Value of glob construct can be "0"; test with defined() at - line 3. |
| 937 | ######## |
| 938 | # op.c |
| 939 | use warnings 'misc' ; |
| 940 | opendir FH, "." ; |
| 941 | $x = 1 while $x = readdir FH and 0 ; |
| 942 | no warnings 'misc' ; |
| 943 | $x = 1 while $x = readdir FH and 0 ; |
| 944 | closedir FH ; |
| 945 | EXPECT |
| 946 | Value of readdir() operator can be "0"; test with defined() at - line 4. |
| 947 | ######## |
| 948 | # op.c |
| 949 | use warnings 'misc'; |
| 950 | open FH, "<abc"; |
| 951 | ($_ = <FH>) // ($_ = 1); |
| 952 | opendir DH, "."; |
| 953 | %a = (1,2,3,4) ; |
| 954 | EXPECT |
| 955 | ######## |
| 956 | # op.c |
| 957 | use warnings 'redefine' ; |
| 958 | sub fred {} |
| 959 | sub fred {} |
| 960 | sub fred { # warning should be for this line |
| 961 | } |
| 962 | no warnings 'redefine' ; |
| 963 | sub fred {} |
| 964 | sub fred { |
| 965 | } |
| 966 | EXPECT |
| 967 | Subroutine fred redefined at - line 4. |
| 968 | Subroutine fred redefined at - line 5. |
| 969 | ######## |
| 970 | # op.c |
| 971 | use warnings 'redefine' ; |
| 972 | sub fred () { 1 } |
| 973 | sub fred () { 1 } |
| 974 | no warnings 'redefine' ; |
| 975 | sub fred () { 1 } |
| 976 | EXPECT |
| 977 | Constant subroutine fred redefined at - line 4. |
| 978 | ######## |
| 979 | # op.c |
| 980 | sub fred () { 1 } |
| 981 | sub fred () { 2 } |
| 982 | EXPECT |
| 983 | Constant subroutine fred redefined at - line 3. |
| 984 | ######## |
| 985 | # op.c |
| 986 | sub fred () { 1 } |
| 987 | *fred = sub () { 2 }; |
| 988 | EXPECT |
| 989 | Constant subroutine main::fred redefined at - line 3. |
| 990 | ######## |
| 991 | # op.c |
| 992 | use feature "lexical_subs", "state"; |
| 993 | my sub fred () { 1 } |
| 994 | sub fred { 2 }; |
| 995 | my sub george { 1 } |
| 996 | sub george () { 2 } # should *not* produce redef warnings by default |
| 997 | state sub phred () { 1 } |
| 998 | sub phred { 2 }; |
| 999 | state sub jorge { 1 } |
| 1000 | sub jorge () { 2 } # should *not* produce redef warnings by default |
| 1001 | EXPECT |
| 1002 | The lexical_subs feature is experimental at - line 3. |
| 1003 | Prototype mismatch: sub fred () vs none at - line 4. |
| 1004 | Constant subroutine fred redefined at - line 4. |
| 1005 | The lexical_subs feature is experimental at - line 5. |
| 1006 | Prototype mismatch: sub george: none vs () at - line 6. |
| 1007 | The lexical_subs feature is experimental at - line 7. |
| 1008 | Prototype mismatch: sub phred () vs none at - line 8. |
| 1009 | Constant subroutine phred redefined at - line 8. |
| 1010 | The lexical_subs feature is experimental at - line 9. |
| 1011 | Prototype mismatch: sub jorge: none vs () at - line 10. |
| 1012 | ######## |
| 1013 | # op.c |
| 1014 | no warnings 'redefine' ; |
| 1015 | sub fred () { 1 } |
| 1016 | sub fred () { 2 } |
| 1017 | EXPECT |
| 1018 | ######## |
| 1019 | # op.c |
| 1020 | no warnings 'redefine' ; |
| 1021 | sub fred () { 1 } |
| 1022 | *fred = sub () { 2 }; |
| 1023 | EXPECT |
| 1024 | ######## |
| 1025 | # op.c |
| 1026 | use warnings 'redefine' ; |
| 1027 | format FRED = |
| 1028 | . |
| 1029 | format FRED = |
| 1030 | . |
| 1031 | no warnings 'redefine' ; |
| 1032 | format FRED = |
| 1033 | . |
| 1034 | EXPECT |
| 1035 | Format FRED redefined at - line 5. |
| 1036 | ######## |
| 1037 | # op.c [Perl_ck_fun] |
| 1038 | $fred = []; |
| 1039 | push $fred; |
| 1040 | pop $fred; |
| 1041 | shift $fred; |
| 1042 | unshift $fred; |
| 1043 | splice $fred; |
| 1044 | no warnings 'experimental::autoderef' ; |
| 1045 | push $fred; |
| 1046 | pop $fred; |
| 1047 | shift $fred; |
| 1048 | unshift $fred; |
| 1049 | splice $fred; |
| 1050 | EXPECT |
| 1051 | push on reference is experimental at - line 3. |
| 1052 | pop on reference is experimental at - line 4. |
| 1053 | shift on reference is experimental at - line 5. |
| 1054 | unshift on reference is experimental at - line 6. |
| 1055 | splice on reference is experimental at - line 7. |
| 1056 | ######## |
| 1057 | # op.c |
| 1058 | use warnings 'exec' ; |
| 1059 | exec "$^X -e 1" ; |
| 1060 | my $a |
| 1061 | EXPECT |
| 1062 | Statement unlikely to be reached at - line 4. |
| 1063 | (Maybe you meant system() when you said exec()?) |
| 1064 | ######## |
| 1065 | # op.c, no warning if exec isn't a statement. |
| 1066 | use warnings 'exec' ; |
| 1067 | $a || exec "$^X -e 1" ; |
| 1068 | my $a |
| 1069 | EXPECT |
| 1070 | ######## |
| 1071 | # op.c |
| 1072 | defined(@a); |
| 1073 | EXPECT |
| 1074 | defined(@array) is deprecated at - line 2. |
| 1075 | (Maybe you should just omit the defined()?) |
| 1076 | ######## |
| 1077 | # op.c |
| 1078 | my @a; defined(@a); |
| 1079 | EXPECT |
| 1080 | defined(@array) is deprecated at - line 2. |
| 1081 | (Maybe you should just omit the defined()?) |
| 1082 | ######## |
| 1083 | # op.c |
| 1084 | defined(@a = (1,2,3)); |
| 1085 | EXPECT |
| 1086 | defined(@array) is deprecated at - line 2. |
| 1087 | (Maybe you should just omit the defined()?) |
| 1088 | ######## |
| 1089 | # op.c |
| 1090 | defined(%h); |
| 1091 | EXPECT |
| 1092 | defined(%hash) is deprecated at - line 2. |
| 1093 | (Maybe you should just omit the defined()?) |
| 1094 | ######## |
| 1095 | # op.c |
| 1096 | my %h; defined(%h); |
| 1097 | EXPECT |
| 1098 | defined(%hash) is deprecated at - line 2. |
| 1099 | (Maybe you should just omit the defined()?) |
| 1100 | ######## |
| 1101 | # op.c |
| 1102 | no warnings 'exec' ; |
| 1103 | exec "$^X -e 1" ; |
| 1104 | my $a |
| 1105 | EXPECT |
| 1106 | |
| 1107 | ######## |
| 1108 | # op.c |
| 1109 | sub fred(); |
| 1110 | sub fred($) {} |
| 1111 | use constant foo=>bar; sub foo(@); |
| 1112 | use constant bav=>bar; sub bav(); # no warning |
| 1113 | sub btu; sub btu(); |
| 1114 | EXPECT |
| 1115 | Prototype mismatch: sub main::fred () vs ($) at - line 3. |
| 1116 | Prototype mismatch: sub foo () vs (@) at - line 4. |
| 1117 | Prototype mismatch: sub btu: none vs () at - line 6. |
| 1118 | ######## |
| 1119 | # op.c |
| 1120 | use utf8; |
| 1121 | use open qw( :utf8 :std ); |
| 1122 | sub frèd(); |
| 1123 | sub frèd($) {} |
| 1124 | EXPECT |
| 1125 | Prototype mismatch: sub main::frèd () vs ($) at - line 5. |
| 1126 | ######## |
| 1127 | # op.c |
| 1128 | use utf8; |
| 1129 | use open qw( :utf8 :std ); |
| 1130 | use warnings; |
| 1131 | eval "sub fòò (@\$\0) {}"; |
| 1132 | EXPECT |
| 1133 | Prototype after '@' for main::fòò : @$\0 at (eval 1) line 1. |
| 1134 | Illegal character in prototype for main::fòò : @$\0 at (eval 1) line 1. |
| 1135 | ######## |
| 1136 | # op.c |
| 1137 | use utf8; |
| 1138 | use open qw( :utf8 :std ); |
| 1139 | use warnings; |
| 1140 | eval "sub foo (@\0) {}"; |
| 1141 | EXPECT |
| 1142 | Prototype after '@' for main::foo : @\0 at (eval 1) line 1. |
| 1143 | Illegal character in prototype for main::foo : @\0 at (eval 1) line 1. |
| 1144 | ######## |
| 1145 | # op.c |
| 1146 | use utf8; |
| 1147 | use open qw( :utf8 :std ); |
| 1148 | use warnings; |
| 1149 | BEGIN { $::{"foo"} = "\@\$\0L\351on" } |
| 1150 | BEGIN { eval "sub foo (@\$\0L\x{c3}\x{a9}on) {}"; } |
| 1151 | EXPECT |
| 1152 | Prototype after '@' for main::foo : @$\x{0}L... at (eval 1) line 1. |
| 1153 | Illegal character in prototype for main::foo : @$\x{0}L... at (eval 1) line 1. |
| 1154 | ######## |
| 1155 | # op.c |
| 1156 | use utf8; |
| 1157 | use open qw( :utf8 :std ); |
| 1158 | use warnings; |
| 1159 | BEGIN { eval "sub foo (@\0) {}"; } |
| 1160 | EXPECT |
| 1161 | Prototype after '@' for main::foo : @\0 at (eval 1) line 1. |
| 1162 | Illegal character in prototype for main::foo : @\0 at (eval 1) line 1. |
| 1163 | ######## |
| 1164 | # op.c |
| 1165 | use warnings; |
| 1166 | eval "sub foo (@\xAB) {}"; |
| 1167 | EXPECT |
| 1168 | Prototype after '@' for main::foo : @\x{ab} at (eval 1) line 1. |
| 1169 | Illegal character in prototype for main::foo : @\x{ab} at (eval 1) line 1. |
| 1170 | ######## |
| 1171 | # op.c |
| 1172 | use utf8; |
| 1173 | use open qw( :utf8 :std ); |
| 1174 | use warnings; |
| 1175 | BEGIN { eval "sub foo (@\x{30cb}) {}"; } |
| 1176 | EXPECT |
| 1177 | Prototype after '@' for main::foo : @\x{30cb} at (eval 1) line 1. |
| 1178 | Illegal character in prototype for main::foo : @\x{30cb} at (eval 1) line 1. |
| 1179 | ######## |
| 1180 | # op.c |
| 1181 | use utf8; |
| 1182 | use open qw( :utf8 :std ); |
| 1183 | use warnings; |
| 1184 | BEGIN { $::{"foo"} = "\x{30cb}" } |
| 1185 | BEGIN { eval "sub foo {}"; } |
| 1186 | EXPECT |
| 1187 | Prototype mismatch: sub main::foo (ニ) vs none at (eval 1) line 1. |
| 1188 | ######## |
| 1189 | # op.c |
| 1190 | $^W = 0 ; |
| 1191 | sub fred() ; |
| 1192 | sub fred($) {} |
| 1193 | { |
| 1194 | no warnings 'prototype' ; |
| 1195 | sub Fred() ; |
| 1196 | sub Fred($) {} |
| 1197 | use warnings 'prototype' ; |
| 1198 | sub freD() ; |
| 1199 | sub freD($) {} |
| 1200 | } |
| 1201 | sub FRED() ; |
| 1202 | sub FRED($) {} |
| 1203 | EXPECT |
| 1204 | Prototype mismatch: sub main::fred () vs ($) at - line 4. |
| 1205 | Prototype mismatch: sub main::freD () vs ($) at - line 11. |
| 1206 | Prototype mismatch: sub main::FRED () vs ($) at - line 14. |
| 1207 | ######## |
| 1208 | # op.c [S_simplify_sort] |
| 1209 | # [perl #86136] |
| 1210 | my @tests = split /^/, ' |
| 1211 | sort {$a <=> $b} @a; |
| 1212 | sort {$a cmp $b} @a; |
| 1213 | { use integer; sort {$a <=> $b} @a} |
| 1214 | sort {$b <=> $a} @a; |
| 1215 | sort {$b cmp $a} @a; |
| 1216 | { use integer; sort {$b <=> $a} @a} |
| 1217 | '; |
| 1218 | for my $pragma ('use warnings "syntax";', '') { |
| 1219 | for my $vars ('', 'my $a;', 'my $b;', 'my ($a,$b);') { |
| 1220 | for my $inner_stmt ('', 'print;', 'func();') { |
| 1221 | eval "#line " . ++$line . "01 -\n$pragma\n$vars" |
| 1222 | . join "", map s/sort \{\K/$inner_stmt/r, @tests; |
| 1223 | $@ and die; |
| 1224 | } |
| 1225 | } |
| 1226 | } |
| 1227 | sub func{} |
| 1228 | use warnings 'syntax'; |
| 1229 | my $a; |
| 1230 | # These used to be errors! |
| 1231 | sort { ; } $a <=> $b; |
| 1232 | sort { ; } $a, "<=>"; |
| 1233 | sort { ; } $a, $cmp; |
| 1234 | sort $a, $b if $cmpany_name; |
| 1235 | sort if $a + $cmp; |
| 1236 | sort @t; $a + $cmp; |
| 1237 | EXPECT |
| 1238 | "my $a" used in sort comparison at - line 403. |
| 1239 | "my $a" used in sort comparison at - line 404. |
| 1240 | "my $a" used in sort comparison at - line 405. |
| 1241 | "my $a" used in sort comparison at - line 406. |
| 1242 | "my $a" used in sort comparison at - line 407. |
| 1243 | "my $a" used in sort comparison at - line 408. |
| 1244 | "my $a" used in sort comparison at - line 503. |
| 1245 | "my $a" used in sort comparison at - line 504. |
| 1246 | "my $a" used in sort comparison at - line 505. |
| 1247 | "my $a" used in sort comparison at - line 506. |
| 1248 | "my $a" used in sort comparison at - line 507. |
| 1249 | "my $a" used in sort comparison at - line 508. |
| 1250 | "my $a" used in sort comparison at - line 603. |
| 1251 | "my $a" used in sort comparison at - line 604. |
| 1252 | "my $a" used in sort comparison at - line 605. |
| 1253 | "my $a" used in sort comparison at - line 606. |
| 1254 | "my $a" used in sort comparison at - line 607. |
| 1255 | "my $a" used in sort comparison at - line 608. |
| 1256 | "my $b" used in sort comparison at - line 703. |
| 1257 | "my $b" used in sort comparison at - line 704. |
| 1258 | "my $b" used in sort comparison at - line 705. |
| 1259 | "my $b" used in sort comparison at - line 706. |
| 1260 | "my $b" used in sort comparison at - line 707. |
| 1261 | "my $b" used in sort comparison at - line 708. |
| 1262 | "my $b" used in sort comparison at - line 803. |
| 1263 | "my $b" used in sort comparison at - line 804. |
| 1264 | "my $b" used in sort comparison at - line 805. |
| 1265 | "my $b" used in sort comparison at - line 806. |
| 1266 | "my $b" used in sort comparison at - line 807. |
| 1267 | "my $b" used in sort comparison at - line 808. |
| 1268 | "my $b" used in sort comparison at - line 903. |
| 1269 | "my $b" used in sort comparison at - line 904. |
| 1270 | "my $b" used in sort comparison at - line 905. |
| 1271 | "my $b" used in sort comparison at - line 906. |
| 1272 | "my $b" used in sort comparison at - line 907. |
| 1273 | "my $b" used in sort comparison at - line 908. |
| 1274 | "my $a" used in sort comparison at - line 1003. |
| 1275 | "my $b" used in sort comparison at - line 1003. |
| 1276 | "my $a" used in sort comparison at - line 1004. |
| 1277 | "my $b" used in sort comparison at - line 1004. |
| 1278 | "my $a" used in sort comparison at - line 1005. |
| 1279 | "my $b" used in sort comparison at - line 1005. |
| 1280 | "my $b" used in sort comparison at - line 1006. |
| 1281 | "my $a" used in sort comparison at - line 1006. |
| 1282 | "my $b" used in sort comparison at - line 1007. |
| 1283 | "my $a" used in sort comparison at - line 1007. |
| 1284 | "my $b" used in sort comparison at - line 1008. |
| 1285 | "my $a" used in sort comparison at - line 1008. |
| 1286 | "my $a" used in sort comparison at - line 1103. |
| 1287 | "my $b" used in sort comparison at - line 1103. |
| 1288 | "my $a" used in sort comparison at - line 1104. |
| 1289 | "my $b" used in sort comparison at - line 1104. |
| 1290 | "my $a" used in sort comparison at - line 1105. |
| 1291 | "my $b" used in sort comparison at - line 1105. |
| 1292 | "my $b" used in sort comparison at - line 1106. |
| 1293 | "my $a" used in sort comparison at - line 1106. |
| 1294 | "my $b" used in sort comparison at - line 1107. |
| 1295 | "my $a" used in sort comparison at - line 1107. |
| 1296 | "my $b" used in sort comparison at - line 1108. |
| 1297 | "my $a" used in sort comparison at - line 1108. |
| 1298 | "my $a" used in sort comparison at - line 1203. |
| 1299 | "my $b" used in sort comparison at - line 1203. |
| 1300 | "my $a" used in sort comparison at - line 1204. |
| 1301 | "my $b" used in sort comparison at - line 1204. |
| 1302 | "my $a" used in sort comparison at - line 1205. |
| 1303 | "my $b" used in sort comparison at - line 1205. |
| 1304 | "my $b" used in sort comparison at - line 1206. |
| 1305 | "my $a" used in sort comparison at - line 1206. |
| 1306 | "my $b" used in sort comparison at - line 1207. |
| 1307 | "my $a" used in sort comparison at - line 1207. |
| 1308 | "my $b" used in sort comparison at - line 1208. |
| 1309 | "my $a" used in sort comparison at - line 1208. |
| 1310 | ######## |
| 1311 | # op.c [S_simplify_sort] |
| 1312 | use warnings 'syntax'; use 5.01; |
| 1313 | state $a; |
| 1314 | sort { $a <=> $b } (); |
| 1315 | EXPECT |
| 1316 | "state $a" used in sort comparison at - line 4. |
| 1317 | ######## |
| 1318 | # op.c [Perl_ck_cmp] |
| 1319 | use warnings 'syntax' ; |
| 1320 | no warnings 'deprecated'; |
| 1321 | @a = $[ < 5; |
| 1322 | @a = $[ > 5; |
| 1323 | @a = $[ <= 5; |
| 1324 | @a = $[ >= 5; |
| 1325 | @a = 42 < $[; |
| 1326 | @a = 42 > $[; |
| 1327 | @a = 42 <= $[; |
| 1328 | @a = 42 >= $[; |
| 1329 | use integer; |
| 1330 | @a = $[ < 5; |
| 1331 | @a = $[ > 5; |
| 1332 | @a = $[ <= 5; |
| 1333 | @a = $[ >= 5; |
| 1334 | @a = 42 < $[; |
| 1335 | @a = 42 > $[; |
| 1336 | @a = 42 <= $[; |
| 1337 | @a = 42 >= $[; |
| 1338 | no integer; |
| 1339 | @a = $[ < $5; |
| 1340 | @a = $[ > $5; |
| 1341 | @a = $[ <= $5; |
| 1342 | @a = $[ >= $5; |
| 1343 | @a = $42 < $[; |
| 1344 | @a = $42 > $[; |
| 1345 | @a = $42 <= $[; |
| 1346 | @a = $42 >= $[; |
| 1347 | use integer; |
| 1348 | @a = $[ < $5; |
| 1349 | @a = $[ > $5; |
| 1350 | @a = $[ <= $5; |
| 1351 | @a = $[ >= $5; |
| 1352 | @a = $42 < $[; |
| 1353 | @a = $42 > $[; |
| 1354 | @a = $42 <= $[; |
| 1355 | @a = $42 >= $[; |
| 1356 | EXPECT |
| 1357 | $[ used in numeric lt (<) (did you mean $] ?) at - line 4. |
| 1358 | $[ used in numeric gt (>) (did you mean $] ?) at - line 5. |
| 1359 | $[ used in numeric le (<=) (did you mean $] ?) at - line 6. |
| 1360 | $[ used in numeric ge (>=) (did you mean $] ?) at - line 7. |
| 1361 | $[ used in numeric lt (<) (did you mean $] ?) at - line 8. |
| 1362 | $[ used in numeric gt (>) (did you mean $] ?) at - line 9. |
| 1363 | $[ used in numeric le (<=) (did you mean $] ?) at - line 10. |
| 1364 | $[ used in numeric ge (>=) (did you mean $] ?) at - line 11. |
| 1365 | $[ used in numeric lt (<) (did you mean $] ?) at - line 13. |
| 1366 | $[ used in numeric gt (>) (did you mean $] ?) at - line 14. |
| 1367 | $[ used in numeric le (<=) (did you mean $] ?) at - line 15. |
| 1368 | $[ used in numeric ge (>=) (did you mean $] ?) at - line 16. |
| 1369 | $[ used in numeric lt (<) (did you mean $] ?) at - line 17. |
| 1370 | $[ used in numeric gt (>) (did you mean $] ?) at - line 18. |
| 1371 | $[ used in numeric le (<=) (did you mean $] ?) at - line 19. |
| 1372 | $[ used in numeric ge (>=) (did you mean $] ?) at - line 20. |
| 1373 | ######## |
| 1374 | # op.c [Perl_ck_each] |
| 1375 | $fred = {}; |
| 1376 | keys $fred; |
| 1377 | values $fred; |
| 1378 | each $fred; |
| 1379 | no warnings 'experimental::autoderef' ; |
| 1380 | keys $fred; |
| 1381 | values $fred; |
| 1382 | each $fred; |
| 1383 | EXPECT |
| 1384 | keys on reference is experimental at - line 3. |
| 1385 | values on reference is experimental at - line 4. |
| 1386 | each on reference is experimental at - line 5. |
| 1387 | ######## |
| 1388 | # op.c [Perl_ck_length] |
| 1389 | use warnings 'syntax' ; |
| 1390 | length(@a); |
| 1391 | length(%b); |
| 1392 | length(@$c); |
| 1393 | length(%$d); |
| 1394 | length($a); |
| 1395 | length(my %h); |
| 1396 | length(my @g); |
| 1397 | EXPECT |
| 1398 | length() used on @a (did you mean "scalar(@a)"?) at - line 3. |
| 1399 | length() used on %b (did you mean "scalar(keys %b)"?) at - line 4. |
| 1400 | length() used on @array (did you mean "scalar(@array)"?) at - line 5. |
| 1401 | length() used on %hash (did you mean "scalar(keys %hash)"?) at - line 6. |
| 1402 | length() used on %h (did you mean "scalar(keys %h)"?) at - line 8. |
| 1403 | length() used on @g (did you mean "scalar(@g)"?) at - line 9. |
| 1404 | ######## |
| 1405 | # op.c |
| 1406 | use warnings 'syntax' ; |
| 1407 | join /---/, 'x', 'y', 'z'; |
| 1408 | EXPECT |
| 1409 | /---/ should probably be written as "---" at - line 3. |
| 1410 | ######## |
| 1411 | # op.c |
| 1412 | use utf8; |
| 1413 | use open qw( :utf8 :std ); |
| 1414 | use warnings 'syntax' ; |
| 1415 | join /~~~/, 'x', 'y', 'z'; |
| 1416 | EXPECT |
| 1417 | /~~~/ should probably be written as "~~~" at - line 5. |
| 1418 | ######## |
| 1419 | # op.c [Perl_peep] |
| 1420 | use warnings 'prototype' ; |
| 1421 | fred() ; |
| 1422 | sub fred ($$) {} |
| 1423 | no warnings 'prototype' ; |
| 1424 | joe() ; |
| 1425 | sub joe ($$) {} |
| 1426 | EXPECT |
| 1427 | main::fred() called too early to check prototype at - line 3. |
| 1428 | ######## |
| 1429 | # op.c [Perl_newATTRSUB] |
| 1430 | --FILE-- abc.pm |
| 1431 | use warnings 'void' ; |
| 1432 | BEGIN { $| = 1; print "in begin\n"; } |
| 1433 | CHECK { print "in check\n"; } |
| 1434 | INIT { print "in init\n"; } |
| 1435 | END { print "in end\n"; } |
| 1436 | print "in mainline\n"; |
| 1437 | 1; |
| 1438 | --FILE-- |
| 1439 | use abc; |
| 1440 | delete $INC{"abc.pm"}; |
| 1441 | require abc; |
| 1442 | do "abc.pm"; |
| 1443 | EXPECT |
| 1444 | in begin |
| 1445 | in mainline |
| 1446 | in check |
| 1447 | in init |
| 1448 | in begin |
| 1449 | Too late to run CHECK block at abc.pm line 3. |
| 1450 | Too late to run INIT block at abc.pm line 4. |
| 1451 | in mainline |
| 1452 | in begin |
| 1453 | Too late to run CHECK block at abc.pm line 3. |
| 1454 | Too late to run INIT block at abc.pm line 4. |
| 1455 | in mainline |
| 1456 | in end |
| 1457 | in end |
| 1458 | in end |
| 1459 | ######## |
| 1460 | # op.c [Perl_newATTRSUB] |
| 1461 | --FILE-- abc.pm |
| 1462 | no warnings 'void' ; |
| 1463 | BEGIN { $| = 1; print "in begin\n"; } |
| 1464 | CHECK { print "in check\n"; } |
| 1465 | INIT { print "in init\n"; } |
| 1466 | END { print "in end\n"; } |
| 1467 | print "in mainline\n"; |
| 1468 | 1; |
| 1469 | --FILE-- |
| 1470 | require abc; |
| 1471 | do "abc.pm"; |
| 1472 | EXPECT |
| 1473 | in begin |
| 1474 | in mainline |
| 1475 | in begin |
| 1476 | in mainline |
| 1477 | in end |
| 1478 | in end |
| 1479 | ######## |
| 1480 | # op.c |
| 1481 | my @x; |
| 1482 | use warnings 'syntax' ; |
| 1483 | push(@x); |
| 1484 | unshift(@x); |
| 1485 | no warnings 'syntax' ; |
| 1486 | push(@x); |
| 1487 | unshift(@x); |
| 1488 | EXPECT |
| 1489 | Useless use of push with no values at - line 4. |
| 1490 | Useless use of unshift with no values at - line 5. |
| 1491 | ######## |
| 1492 | # op.c |
| 1493 | # 20020401 mjd@plover.com at suggestion of jfriedl@yahoo.com |
| 1494 | use warnings 'regexp'; |
| 1495 | split /blah/g, "blah"; |
| 1496 | no warnings 'regexp'; |
| 1497 | split /blah/g, "blah"; |
| 1498 | EXPECT |
| 1499 | Use of /g modifier is meaningless in split at - line 4. |
| 1500 | ######## |
| 1501 | # op.c |
| 1502 | use warnings 'precedence'; |
| 1503 | $a = $b & $c == $d; |
| 1504 | $a = $b ^ $c != $d; |
| 1505 | $a = $b | $c > $d; |
| 1506 | $a = $b < $c & $d; |
| 1507 | $a = $b >= $c ^ $d; |
| 1508 | $a = $b <= $c | $d; |
| 1509 | $a = $b <=> $c & $d; |
| 1510 | $a &= $b == $c; $a |= $b == $c; $a ^= $b == $c; # shouldn't warn |
| 1511 | no warnings 'precedence'; |
| 1512 | $a = $b & $c == $d; |
| 1513 | $a = $b ^ $c != $d; |
| 1514 | $a = $b | $c > $d; |
| 1515 | $a = $b < $c & $d; |
| 1516 | $a = $b >= $c ^ $d; |
| 1517 | $a = $b <= $c | $d; |
| 1518 | $a = $b <=> $c & $d; |
| 1519 | EXPECT |
| 1520 | Possible precedence problem on bitwise & operator at - line 3. |
| 1521 | Possible precedence problem on bitwise ^ operator at - line 4. |
| 1522 | Possible precedence problem on bitwise | operator at - line 5. |
| 1523 | Possible precedence problem on bitwise & operator at - line 6. |
| 1524 | Possible precedence problem on bitwise ^ operator at - line 7. |
| 1525 | Possible precedence problem on bitwise | operator at - line 8. |
| 1526 | Possible precedence problem on bitwise & operator at - line 9. |
| 1527 | ######## |
| 1528 | # op.c |
| 1529 | use integer; |
| 1530 | use warnings 'precedence'; |
| 1531 | $a = $b & $c == $d; |
| 1532 | $a = $b ^ $c != $d; |
| 1533 | $a = $b | $c > $d; |
| 1534 | $a = $b < $c & $d; |
| 1535 | $a = $b >= $c ^ $d; |
| 1536 | $a = $b <= $c | $d; |
| 1537 | $a = $b <=> $c & $d; |
| 1538 | no warnings 'precedence'; |
| 1539 | $a = $b & $c == $d; |
| 1540 | $a = $b ^ $c != $d; |
| 1541 | $a = $b | $c > $d; |
| 1542 | $a = $b < $c & $d; |
| 1543 | $a = $b >= $c ^ $d; |
| 1544 | $a = $b <= $c | $d; |
| 1545 | $a = $b <=> $c & $d; |
| 1546 | EXPECT |
| 1547 | Possible precedence problem on bitwise & operator at - line 4. |
| 1548 | Possible precedence problem on bitwise ^ operator at - line 5. |
| 1549 | Possible precedence problem on bitwise | operator at - line 6. |
| 1550 | Possible precedence problem on bitwise & operator at - line 7. |
| 1551 | Possible precedence problem on bitwise ^ operator at - line 8. |
| 1552 | Possible precedence problem on bitwise | operator at - line 9. |
| 1553 | Possible precedence problem on bitwise & operator at - line 10. |
| 1554 | ######## |
| 1555 | # op.c |
| 1556 | |
| 1557 | # ok => local() has desired effect; |
| 1558 | # ignore=> local() silently ignored |
| 1559 | |
| 1560 | use warnings 'syntax'; |
| 1561 | |
| 1562 | local(undef); # OP_UNDEF ignore |
| 1563 | sub lval : lvalue {}; |
| 1564 | local(lval()); # OP_ENTERSUB |
| 1565 | local($x **= 1); # OP_POW |
| 1566 | local($x *= 1); # OP_MULTIPLY |
| 1567 | local($x /= 1); # OP_DIVIDE |
| 1568 | local($x %= 1); # OP_MODULO |
| 1569 | local($x x= 1); # OP_REPEAT |
| 1570 | local($x += 1); # OP_ADD |
| 1571 | local($x -= 1); # OP_SUBTRACT |
| 1572 | local($x .= 1); # OP_CONCAT |
| 1573 | local($x <<= 1); # OP_LEFT_SHIFT |
| 1574 | local($x >>= 1); # OP_RIGHT_SHIFT |
| 1575 | local($x &= 1); # OP_BIT_AND |
| 1576 | local($x ^= 1); # OP_BIT_XOR |
| 1577 | local($x |= 1); # OP_BIT_OR |
| 1578 | { |
| 1579 | use integer; |
| 1580 | local($x *= 1); # OP_I_MULTIPLY |
| 1581 | local($x /= 1); # OP_I_DIVIDE |
| 1582 | local($x %= 1); # OP_I_MODULO |
| 1583 | local($x += 1); # OP_I_ADD |
| 1584 | local($x -= 1); # OP_I_SUBTRACT |
| 1585 | } |
| 1586 | local($x?$y:$z) = 1; # OP_COND_EXPR ok |
| 1587 | # these two are fatal run-time errors instead |
| 1588 | #local(@$a); # OP_RV2AV ok |
| 1589 | #local(%$a); # OP_RV2HV ok |
| 1590 | local(*a); # OP_RV2GV ok |
| 1591 | local(@a[1,2]); # OP_ASLICE ok |
| 1592 | local(@a{1,2}); # OP_HSLICE ok |
| 1593 | local(@a = (1,2)); # OP_AASSIGN |
| 1594 | local($$x); # OP_RV2SV ok |
| 1595 | local($#a); # OP_AV2ARYLEN |
| 1596 | local($x = 1); # OP_SASSIGN |
| 1597 | local($x &&= 1); # OP_ANDASSIGN |
| 1598 | local($x ||= 1); # OP_ORASSIGN |
| 1599 | local($x //= 1); # OP_DORASSIGN |
| 1600 | local($a[0]); # OP_AELEMFAST ok |
| 1601 | |
| 1602 | local(substr($x,0,1)); # OP_SUBSTR |
| 1603 | local(pos($x)); # OP_POS |
| 1604 | local(vec($x,0,1)); # OP_VEC |
| 1605 | local($a[$b]); # OP_AELEM ok |
| 1606 | local($a{$b}); # OP_HELEM ok |
| 1607 | |
| 1608 | no warnings 'syntax'; |
| 1609 | EXPECT |
| 1610 | Useless localization of subroutine entry at - line 10. |
| 1611 | Useless localization of exponentiation (**) at - line 11. |
| 1612 | Useless localization of multiplication (*) at - line 12. |
| 1613 | Useless localization of division (/) at - line 13. |
| 1614 | Useless localization of modulus (%) at - line 14. |
| 1615 | Useless localization of repeat (x) at - line 15. |
| 1616 | Useless localization of addition (+) at - line 16. |
| 1617 | Useless localization of subtraction (-) at - line 17. |
| 1618 | Useless localization of concatenation (.) or string at - line 18. |
| 1619 | Useless localization of left bitshift (<<) at - line 19. |
| 1620 | Useless localization of right bitshift (>>) at - line 20. |
| 1621 | Useless localization of bitwise and (&) at - line 21. |
| 1622 | Useless localization of bitwise xor (^) at - line 22. |
| 1623 | Useless localization of bitwise or (|) at - line 23. |
| 1624 | Useless localization of integer multiplication (*) at - line 26. |
| 1625 | Useless localization of integer division (/) at - line 27. |
| 1626 | Useless localization of integer modulus (%) at - line 28. |
| 1627 | Useless localization of integer addition (+) at - line 29. |
| 1628 | Useless localization of integer subtraction (-) at - line 30. |
| 1629 | Useless localization of list assignment at - line 39. |
| 1630 | Useless localization of array length at - line 41. |
| 1631 | Useless localization of scalar assignment at - line 42. |
| 1632 | Useless localization of logical and assignment (&&=) at - line 43. |
| 1633 | Useless localization of logical or assignment (||=) at - line 44. |
| 1634 | Useless localization of defined or assignment (//=) at - line 45. |
| 1635 | Useless localization of substr at - line 48. |
| 1636 | Useless localization of match position at - line 49. |
| 1637 | Useless localization of vec at - line 50. |
| 1638 | ######## |
| 1639 | # op.c |
| 1640 | my $x1 if 0; |
| 1641 | my @x2 if 0; |
| 1642 | my %x3 if 0; |
| 1643 | my ($x4) if 0; |
| 1644 | my ($x5,@x6, %x7) if 0; |
| 1645 | 0 && my $z1; |
| 1646 | 0 && my (%z2); |
| 1647 | # these shouldn't warn |
| 1648 | our $x if 0; |
| 1649 | our $x unless 0; |
| 1650 | if (0) { my $w1 } |
| 1651 | if (my $w2) { $a=1 } |
| 1652 | if ($a && (my $w3 = 1)) {$a = 2} |
| 1653 | |
| 1654 | EXPECT |
| 1655 | Deprecated use of my() in false conditional at - line 2. |
| 1656 | Deprecated use of my() in false conditional at - line 3. |
| 1657 | Deprecated use of my() in false conditional at - line 4. |
| 1658 | Deprecated use of my() in false conditional at - line 5. |
| 1659 | Deprecated use of my() in false conditional at - line 6. |
| 1660 | Deprecated use of my() in false conditional at - line 7. |
| 1661 | Deprecated use of my() in false conditional at - line 8. |
| 1662 | ######## |
| 1663 | # op.c |
| 1664 | $[ = 1; |
| 1665 | ($[) = 1; |
| 1666 | use warnings 'deprecated'; |
| 1667 | $[ = 2; |
| 1668 | ($[) = 2; |
| 1669 | no warnings 'deprecated'; |
| 1670 | $[ = 3; |
| 1671 | ($[) = 3; |
| 1672 | EXPECT |
| 1673 | Use of assignment to $[ is deprecated at - line 2. |
| 1674 | Use of assignment to $[ is deprecated at - line 3. |
| 1675 | Use of assignment to $[ is deprecated at - line 5. |
| 1676 | Use of assignment to $[ is deprecated at - line 6. |
| 1677 | ######## |
| 1678 | # op.c |
| 1679 | use warnings 'void'; |
| 1680 | @x = split /y/, "z"; |
| 1681 | $x = split /y/, "z"; |
| 1682 | split /y/, "z"; |
| 1683 | no warnings 'void'; |
| 1684 | @x = split /y/, "z"; |
| 1685 | $x = split /y/, "z"; |
| 1686 | split /y/, "z"; |
| 1687 | EXPECT |
| 1688 | Useless use of split in void context at - line 5. |
| 1689 | ######## |
| 1690 | # op.c |
| 1691 | use warnings 'redefine' ; |
| 1692 | use utf8; |
| 1693 | use open qw( :utf8 :std ); |
| 1694 | sub frèd {} |
| 1695 | sub frèd {} |
| 1696 | no warnings 'redefine' ; |
| 1697 | sub frèd {} |
| 1698 | EXPECT |
| 1699 | Subroutine frèd redefined at - line 6. |
| 1700 | ######## |
| 1701 | # op.c |
| 1702 | use warnings 'redefine' ; |
| 1703 | use utf8; |
| 1704 | use open qw( :utf8 :std ); |
| 1705 | sub frèd () { 1 } |
| 1706 | sub frèd () { 1 } |
| 1707 | no warnings 'redefine' ; |
| 1708 | sub frèd () { 1 } |
| 1709 | EXPECT |
| 1710 | Constant subroutine frèd redefined at - line 6. |
| 1711 | ######## |
| 1712 | # op.c |
| 1713 | use utf8; |
| 1714 | use open qw( :utf8 :std ); |
| 1715 | sub frèd () { 1 } |
| 1716 | sub frèd () { 2 } |
| 1717 | EXPECT |
| 1718 | Constant subroutine frèd redefined at - line 5. |
| 1719 | ######## |
| 1720 | # op.c |
| 1721 | use utf8; |
| 1722 | use open qw( :utf8 :std ); |
| 1723 | sub frèd () { 1 } |
| 1724 | *frèd = sub () { 2 }; |
| 1725 | EXPECT |
| 1726 | Constant subroutine main::frèd redefined at - line 5. |
| 1727 | ######## |
| 1728 | # op.c |
| 1729 | use warnings 'redefine' ; |
| 1730 | use utf8; |
| 1731 | use open qw( :utf8 :std ); |
| 1732 | sub ᚠርƊ {} |
| 1733 | sub ᚠርƊ {} |
| 1734 | no warnings 'redefine' ; |
| 1735 | sub ᚠርƊ {} |
| 1736 | EXPECT |
| 1737 | Subroutine ᚠርƊ redefined at - line 6. |
| 1738 | ######## |
| 1739 | # op.c |
| 1740 | use warnings 'redefine' ; |
| 1741 | use utf8; |
| 1742 | use open qw( :utf8 :std ); |
| 1743 | sub ᚠርƊ () { 1 } |
| 1744 | sub ᚠርƊ () { 1 } |
| 1745 | no warnings 'redefine' ; |
| 1746 | sub ᚠርƊ () { 1 } |
| 1747 | EXPECT |
| 1748 | Constant subroutine ᚠርƊ redefined at - line 6. |
| 1749 | ######## |
| 1750 | # op.c |
| 1751 | use utf8; |
| 1752 | use open qw( :utf8 :std ); |
| 1753 | sub ᚠርƊ () { 1 } |
| 1754 | sub ᚠርƊ () { 2 } |
| 1755 | EXPECT |
| 1756 | Constant subroutine ᚠርƊ redefined at - line 5. |
| 1757 | ######## |
| 1758 | # op.c |
| 1759 | use utf8; |
| 1760 | use open qw( :utf8 :std ); |
| 1761 | sub ᚠርƊ () { 1 } |
| 1762 | *ᚠርƊ = sub () { 2 }; |
| 1763 | EXPECT |
| 1764 | Constant subroutine main::ᚠርƊ redefined at - line 5. |
| 1765 | ######## |
| 1766 | # OPTION regex |
| 1767 | sub DynaLoader::dl_error {}; |
| 1768 | use warnings; |
| 1769 | # We're testing that the warnings report the same line number: |
| 1770 | eval <<'EOC' or die $@; |
| 1771 | { |
| 1772 | DynaLoader::boot_DynaLoader("DynaLoader"); |
| 1773 | } |
| 1774 | EOC |
| 1775 | eval <<'EOC' or die $@; |
| 1776 | BEGIN { |
| 1777 | DynaLoader::boot_DynaLoader("DynaLoader"); |
| 1778 | } |
| 1779 | 1 |
| 1780 | EOC |
| 1781 | EXPECT |
| 1782 | OPTION regex |
| 1783 | \ASubroutine DynaLoader::dl_error redefined at \(eval 1\) line 2\. |
| 1784 | ?(?s).* |
| 1785 | Subroutine DynaLoader::dl_error redefined at \(eval 2\) line 2\. |
| 1786 | ######## |
| 1787 | # op.c |
| 1788 | use warnings; |
| 1789 | sub do_warn_1 { return $a or $b; } |
| 1790 | sub do_warn_2 { return $a and $b; } |
| 1791 | sub do_warn_3 { return $a xor $b; } |
| 1792 | sub do_warn_4 { die $a or $b; } |
| 1793 | sub do_warn_5 { die $a and $b; } |
| 1794 | sub do_warn_6 { die $a xor $b; } |
| 1795 | sub do_warn_7 { exit $a or $b; } |
| 1796 | sub do_warn_8 { exit $a and $b; } |
| 1797 | sub do_warn_9 { exit $a xor $b; } |
| 1798 | |
| 1799 | # Since exit is an unary operator, it is even stronger than |
| 1800 | # || and &&. |
| 1801 | sub do_warn_10 { exit $a || $b; } |
| 1802 | sub do_warn_11 { exit $a && $b; } |
| 1803 | |
| 1804 | sub do_warn_12 { goto $a or $b; } |
| 1805 | sub do_warn_13 { goto $a and $b; } |
| 1806 | sub do_warn_14 { goto $a xor $b; } |
| 1807 | sub do_warn_15 { next $a or $b while(1); } |
| 1808 | sub do_warn_16 { next $a and $b while(1); } |
| 1809 | sub do_warn_17 { next $a xor $b while(1); } |
| 1810 | sub do_warn_18 { last $a or $b while(1); } |
| 1811 | sub do_warn_19 { last $a and $b while(1); } |
| 1812 | sub do_warn_20 { last $a xor $b while(1); } |
| 1813 | sub do_warn_21 { redo $a or $b while(1); } |
| 1814 | sub do_warn_22 { redo $a and $b while(1); } |
| 1815 | sub do_warn_23 { redo $a xor $b while(1); } |
| 1816 | # These get re-written to "(return/die $a) and $b" |
| 1817 | sub do_warn_24 { $b if return $a; } |
| 1818 | sub do_warn_25 { $b if die $a; } |
| 1819 | EXPECT |
| 1820 | Possible precedence issue with control flow operator at - line 3. |
| 1821 | Possible precedence issue with control flow operator at - line 4. |
| 1822 | Possible precedence issue with control flow operator at - line 5. |
| 1823 | Possible precedence issue with control flow operator at - line 6. |
| 1824 | Possible precedence issue with control flow operator at - line 7. |
| 1825 | Possible precedence issue with control flow operator at - line 8. |
| 1826 | Possible precedence issue with control flow operator at - line 9. |
| 1827 | Possible precedence issue with control flow operator at - line 10. |
| 1828 | Possible precedence issue with control flow operator at - line 11. |
| 1829 | Possible precedence issue with control flow operator at - line 15. |
| 1830 | Possible precedence issue with control flow operator at - line 16. |
| 1831 | Possible precedence issue with control flow operator at - line 18. |
| 1832 | Possible precedence issue with control flow operator at - line 19. |
| 1833 | Possible precedence issue with control flow operator at - line 20. |
| 1834 | Possible precedence issue with control flow operator at - line 21. |
| 1835 | Possible precedence issue with control flow operator at - line 22. |
| 1836 | Possible precedence issue with control flow operator at - line 23. |
| 1837 | Possible precedence issue with control flow operator at - line 24. |
| 1838 | Possible precedence issue with control flow operator at - line 25. |
| 1839 | Possible precedence issue with control flow operator at - line 26. |
| 1840 | Possible precedence issue with control flow operator at - line 27. |
| 1841 | Possible precedence issue with control flow operator at - line 28. |
| 1842 | Possible precedence issue with control flow operator at - line 29. |
| 1843 | Possible precedence issue with control flow operator at - line 31. |
| 1844 | Possible precedence issue with control flow operator at - line 32. |
| 1845 | ######## |
| 1846 | # op.c |
| 1847 | # (same as above, except these should not warn) |
| 1848 | use constant FEATURE => 1; |
| 1849 | use constant MISSING_FEATURE => 0; |
| 1850 | |
| 1851 | sub dont_warn_1 { MISSING_FEATURE and return or dont_warn_3(); } |
| 1852 | sub dont_warn_2 { FEATURE || return and dont_warn_3(); } |
| 1853 | sub dont_warn_3 { not FEATURE and return or dont_warn_3(); } |
| 1854 | sub dont_warn_4 { !MISSING_FEATURE || return and dont_warn_3(); } |
| 1855 | sub dont_warn_5 { MISSING_FEATURE and die or dont_warn_3(); } |
| 1856 | sub dont_warn_6 { FEATURE || die and dont_warn_3(); } |
| 1857 | sub dont_warn_7 { not FEATURE and die or dont_warn_3(); } |
| 1858 | sub dont_warn_8 { !MISSING_FEATURE || die and dont_warn_3(); } |
| 1859 | sub dont_warn_9 { MISSING_FEATURE and goto $a or dont_warn_3(); } |
| 1860 | sub dont_warn_10 { FEATURE || goto $a and dont_warn_3(); } |
| 1861 | sub dont_warn_11 { not FEATURE and goto $a or dont_warn_3(); } |
| 1862 | sub dont_warn_12 { !MISSING_FEATURE || goto $a and dont_warn_3(); } |
| 1863 | |
| 1864 | sub dont_warn_13 { MISSING_FEATURE and exit $a or dont_warn_3(); } |
| 1865 | sub dont_warn_14 { FEATURE || exit $a and dont_warn_3(); } |
| 1866 | sub dont_warn_15 { not FEATURE and exit $a or dont_warn_3(); } |
| 1867 | sub dont_warn_16 { !MISSING_FEATURE || exit $a and dont_warn_3(); } |
| 1868 | |
| 1869 | sub dont_warn_17 { MISSING_FEATURE and next or dont_warn_3() while(1); } |
| 1870 | sub dont_warn_18 { FEATURE || next and dont_warn_3() while(1); } |
| 1871 | sub dont_warn_19 { not FEATURE and next or dont_warn_3() while(1); } |
| 1872 | sub dont_warn_20 { !MISSING_FEATURE || next and dont_warn_3() while(1); } |
| 1873 | sub dont_warn_21 { MISSING_FEATURE and redo or dont_warn_3() while(1); } |
| 1874 | sub dont_warn_22 { FEATURE || redo and dont_warn_3() while(1); } |
| 1875 | sub dont_warn_23 { not FEATURE and redo or dont_warn_3() while(1); } |
| 1876 | sub dont_warn_24 { !MISSING_FEATURE || redo and dont_warn_3() while(1); } |
| 1877 | sub dont_warn_25 { MISSING_FEATURE and last or dont_warn_3() while(1); } |
| 1878 | sub dont_warn_26 { FEATURE || last and dont_warn_3() while(1); } |
| 1879 | sub dont_warn_27 { not FEATURE and last or dont_warn_3() while(1); } |
| 1880 | sub dont_warn_28 { !MISSING_FEATURE || last and dont_warn_3() while(1); } |
| 1881 | |
| 1882 | # These are weird, but at least not ambiguous. |
| 1883 | sub dont_warn_29 { return ($a or $b); } |
| 1884 | sub dont_warn_30 { return ($a and $b); } |
| 1885 | sub dont_warn_31 { return ($a xor $b); } |
| 1886 | sub dont_warn_32 { die ($a or $b); } |
| 1887 | sub dont_warn_33 { die ($a and $b); } |
| 1888 | sub dont_warn_34 { die ($a xor $b); } |
| 1889 | sub dont_warn_35 { goto ($a or $b); } |
| 1890 | sub dont_warn_36 { goto ($a and $b); } |
| 1891 | sub dont_warn_37 { goto ($a xor $b); } |
| 1892 | sub dont_warn_38 { next ($a or $b) while(1); } |
| 1893 | sub dont_warn_39 { next ($a and $b) while(1); } |
| 1894 | sub dont_warn_40 { next ($a xor $b) while(1); } |
| 1895 | sub dont_warn_41 { last ($a or $b) while(1); } |
| 1896 | sub dont_warn_42 { last ($a and $b) while(1); } |
| 1897 | sub dont_warn_43 { last ($a xor $b) while(1); } |
| 1898 | sub dont_warn_44 { redo ($a or $b) while(1); } |
| 1899 | sub dont_warn_45 { redo ($a and $b) while(1); } |
| 1900 | sub dont_warn_46 { redo ($a xor $b) while(1); } |
| 1901 | EXPECT |
| 1902 | ######## |
| 1903 | use feature "signatures"; |
| 1904 | sub aaa { 2 } |
| 1905 | sub bbb ($a) { 4 } |
| 1906 | $aaa = sub { 2 }; |
| 1907 | $bbb = sub ($a) { 4 }; |
| 1908 | EXPECT |
| 1909 | The signatures feature is experimental at - line 3. |
| 1910 | The signatures feature is experimental at - line 5. |
| 1911 | ######## |
| 1912 | no warnings "experimental::signatures"; |
| 1913 | use feature "signatures"; |
| 1914 | sub aaa { 2 } |
| 1915 | sub bbb ($a) { 4 } |
| 1916 | $aaa = sub { 2 }; |
| 1917 | $bbb = sub ($a) { 4 }; |
| 1918 | EXPECT |