regexec.c: Add comment

[perl5.git] / perly.act

diff --git a/perly.act b/perly.act
index d4366a2..fe8a5e9 100644 (file)
--- a/perly.act
+++ b/perly.act
@@ -998,26 +998,35 @@ case 2:
                                                 newSTATEOP(0, NULL, NULL));
 
                             parser->in_my = 0;
-                            parser->expect = XBLOCK;
+                            /* tell the toker that attrributes can follow
+                             * this sig, but only so that the toker
+                             * can skip through any (illegal) trailing
+                             * attribute text then give a useful error
+                             * message about "attributes before sig",
+                             * rather than falling over ina mess at
+                             * unrecognised syntax.
+                             */
+                            parser->expect = XATTRBLOCK;
+                            parser->sig_seen = TRUE;
                             LEAVE;
                        }
 
     break;
 
   case 116:
-#line 809 "perly.y" /* yacc.c:1646  */
+#line 818 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 117:
-#line 810 "perly.y" /* yacc.c:1646  */
+#line 819 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = NULL; }
 
     break;
 
   case 118:
-#line 816 "perly.y" /* yacc.c:1646  */
+#line 825 "perly.y" /* yacc.c:1646  */
     {
                          if (parser->copline > (line_t)(ps[-2].val.ival))
                              parser->copline = (line_t)(ps[-2].val.ival);
@@ -1027,19 +1036,19 @@ case 2:
     break;
 
   case 119:
-#line 826 "perly.y" /* yacc.c:1646  */
+#line 835 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 120:
-#line 827 "perly.y" /* yacc.c:1646  */
+#line 836 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = NULL; }
 
     break;
 
   case 121:
-#line 831 "perly.y" /* yacc.c:1646  */
+#line 840 "perly.y" /* yacc.c:1646  */
     {
                          if (parser->copline > (line_t)(ps[-2].val.ival))
                              parser->copline = (line_t)(ps[-2].val.ival);
@@ -1050,31 +1059,31 @@ case 2:
     break;
 
   case 122:
-#line 842 "perly.y" /* yacc.c:1646  */
+#line 851 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 123:
-#line 844 "perly.y" /* yacc.c:1646  */
+#line 853 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP((ps[-1].val.ival), 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 124:
-#line 846 "perly.y" /* yacc.c:1646  */
+#line 855 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP(OP_DOR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 126:
-#line 852 "perly.y" /* yacc.c:1646  */
+#line 861 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[-1].val.opval); }
 
     break;
 
   case 127:
-#line 854 "perly.y" /* yacc.c:1646  */
+#line 863 "perly.y" /* yacc.c:1646  */
     {
                          OP* term = (ps[0].val.opval);
                          (yyval.opval) = op_append_elem(OP_LIST, (ps[-2].val.opval), term);
@@ -1083,7 +1092,7 @@ case 2:
     break;
 
   case 129:
-#line 863 "perly.y" /* yacc.c:1646  */
+#line 872 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list((ps[-2].val.ival), OPf_STACKED,
                                op_prepend_elem(OP_LIST, newGVREF((ps[-2].val.ival),(ps[-1].val.opval)), (ps[0].val.opval)) );
                        }
@@ -1091,7 +1100,7 @@ case 2:
     break;
 
   case 130:
-#line 867 "perly.y" /* yacc.c:1646  */
+#line 876 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list((ps[-4].val.ival), OPf_STACKED,
                                op_prepend_elem(OP_LIST, newGVREF((ps[-4].val.ival),(ps[-2].val.opval)), (ps[-1].val.opval)) );
                        }
@@ -1099,7 +1108,7 @@ case 2:
     break;
 
   case 131:
-#line 871 "perly.y" /* yacc.c:1646  */
+#line 880 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
                                op_append_elem(OP_LIST,
                                    op_prepend_elem(OP_LIST, scalar((ps[-5].val.opval)), (ps[-1].val.opval)),
@@ -1109,7 +1118,7 @@ case 2:
     break;
 
   case 132:
-#line 877 "perly.y" /* yacc.c:1646  */
+#line 886 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
                                op_append_elem(OP_LIST, scalar((ps[-2].val.opval)),
                                    newMETHOP(OP_METHOD, 0, (ps[0].val.opval))));
@@ -1118,7 +1127,7 @@ case 2:
     break;
 
   case 133:
-#line 882 "perly.y" /* yacc.c:1646  */
+#line 891 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
                                op_append_elem(OP_LIST,
                                    op_prepend_elem(OP_LIST, (ps[-1].val.opval), (ps[0].val.opval)),
@@ -1128,7 +1137,7 @@ case 2:
     break;
 
   case 134:
-#line 888 "perly.y" /* yacc.c:1646  */
+#line 897 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
                                op_append_elem(OP_LIST,
                                    op_prepend_elem(OP_LIST, (ps[-3].val.opval), (ps[-1].val.opval)),
@@ -1138,26 +1147,26 @@ case 2:
     break;
 
   case 135:
-#line 894 "perly.y" /* yacc.c:1646  */
+#line 903 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
   case 136:
-#line 896 "perly.y" /* yacc.c:1646  */
+#line 905 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list((ps[-3].val.ival), 0, (ps[-1].val.opval)); }
 
     break;
 
   case 137:
-#line 898 "perly.y" /* yacc.c:1646  */
+#line 907 "perly.y" /* yacc.c:1646  */
     { SvREFCNT_inc_simple_void(PL_compcv);
                          (yyval.opval) = newANONATTRSUB((ps[-1].val.ival), 0, NULL, (ps[0].val.opval)); }
 
     break;
 
   case 138:
-#line 901 "perly.y" /* yacc.c:1646  */
+#line 910 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                 op_append_elem(OP_LIST,
                                   op_prepend_elem(OP_LIST, (ps[-1].val.opval), (ps[0].val.opval)), (ps[-4].val.opval)));
@@ -1166,20 +1175,20 @@ case 2:
     break;
 
   case 141:
-#line 916 "perly.y" /* yacc.c:1646  */
+#line 925 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_GELEM, 0, (ps[-4].val.opval), scalar((ps[-2].val.opval))); }
 
     break;
 
   case 142:
-#line 918 "perly.y" /* yacc.c:1646  */
+#line 927 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_AELEM, 0, oopsAV((ps[-3].val.opval)), scalar((ps[-1].val.opval)));
                        }
 
     break;
 
   case 143:
-#line 921 "perly.y" /* yacc.c:1646  */
+#line 930 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_AELEM, 0,
                                        ref(newAVREF((ps[-4].val.opval)),OP_RV2AV),
                                        scalar((ps[-1].val.opval)));
@@ -1188,7 +1197,7 @@ case 2:
     break;
 
   case 144:
-#line 926 "perly.y" /* yacc.c:1646  */
+#line 935 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_AELEM, 0,
                                        ref(newAVREF((ps[-3].val.opval)),OP_RV2AV),
                                        scalar((ps[-1].val.opval)));
@@ -1197,14 +1206,14 @@ case 2:
     break;
 
   case 145:
-#line 931 "perly.y" /* yacc.c:1646  */
+#line 940 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_HELEM, 0, oopsHV((ps[-4].val.opval)), jmaybe((ps[-2].val.opval)));
                        }
 
     break;
 
   case 146:
-#line 934 "perly.y" /* yacc.c:1646  */
+#line 943 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_HELEM, 0,
                                        ref(newHVREF((ps[-5].val.opval)),OP_RV2HV),
                                        jmaybe((ps[-2].val.opval))); }
@@ -1212,7 +1221,7 @@ case 2:
     break;
 
   case 147:
-#line 938 "perly.y" /* yacc.c:1646  */
+#line 947 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP(OP_HELEM, 0,
                                        ref(newHVREF((ps[-4].val.opval)),OP_RV2HV),
                                        jmaybe((ps[-2].val.opval))); }
@@ -1220,7 +1229,7 @@ case 2:
     break;
 
   case 148:
-#line 942 "perly.y" /* yacc.c:1646  */
+#line 951 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                   newCVREF(0, scalar((ps[-3].val.opval))));
                          if (parser->expect == XBLOCK)
@@ -1230,7 +1239,7 @@ case 2:
     break;
 
   case 149:
-#line 948 "perly.y" /* yacc.c:1646  */
+#line 957 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                   op_append_elem(OP_LIST, (ps[-1].val.opval),
                                       newCVREF(0, scalar((ps[-4].val.opval)))));
@@ -1241,7 +1250,7 @@ case 2:
     break;
 
   case 150:
-#line 956 "perly.y" /* yacc.c:1646  */
+#line 965 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                   op_append_elem(OP_LIST, (ps[-1].val.opval),
                                               newCVREF(0, scalar((ps[-3].val.opval)))));
@@ -1252,7 +1261,7 @@ case 2:
     break;
 
   case 151:
-#line 963 "perly.y" /* yacc.c:1646  */
+#line 972 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                   newCVREF(0, scalar((ps[-2].val.opval))));
                          if (parser->expect == XBLOCK)
@@ -1262,37 +1271,37 @@ case 2:
     break;
 
   case 152:
-#line 969 "perly.y" /* yacc.c:1646  */
+#line 978 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), (ps[-4].val.opval)); }
 
     break;
 
   case 153:
-#line 971 "perly.y" /* yacc.c:1646  */
+#line 980 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), (ps[-3].val.opval)); }
 
     break;
 
   case 154:
-#line 973 "perly.y" /* yacc.c:1646  */
+#line 982 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), NULL); }
 
     break;
 
   case 155:
-#line 978 "perly.y" /* yacc.c:1646  */
+#line 987 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newASSIGNOP(OPf_STACKED, (ps[-2].val.opval), (ps[-1].val.ival), (ps[0].val.opval)); }
 
     break;
 
   case 156:
-#line 980 "perly.y" /* yacc.c:1646  */
+#line 989 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 157:
-#line 982 "perly.y" /* yacc.c:1646  */
+#line 991 "perly.y" /* yacc.c:1646  */
     {   if ((ps[-1].val.ival) != OP_REPEAT)
                                scalar((ps[-2].val.opval));
                            (yyval.opval) = newBINOP((ps[-1].val.ival), 0, (ps[-2].val.opval), scalar((ps[0].val.opval)));
@@ -1301,111 +1310,111 @@ case 2:
     break;
 
   case 158:
-#line 987 "perly.y" /* yacc.c:1646  */
+#line 996 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 159:
-#line 989 "perly.y" /* yacc.c:1646  */
+#line 998 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 160:
-#line 991 "perly.y" /* yacc.c:1646  */
+#line 1000 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 161:
-#line 993 "perly.y" /* yacc.c:1646  */
+#line 1002 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 162:
-#line 995 "perly.y" /* yacc.c:1646  */
+#line 1004 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 163:
-#line 997 "perly.y" /* yacc.c:1646  */
+#line 1006 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 164:
-#line 999 "perly.y" /* yacc.c:1646  */
+#line 1008 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newRANGE((ps[-1].val.ival), scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 165:
-#line 1001 "perly.y" /* yacc.c:1646  */
+#line 1010 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 166:
-#line 1003 "perly.y" /* yacc.c:1646  */
+#line 1012 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP(OP_OR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 167:
-#line 1005 "perly.y" /* yacc.c:1646  */
+#line 1014 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOGOP(OP_DOR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 168:
-#line 1007 "perly.y" /* yacc.c:1646  */
+#line 1016 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = bind_match((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 169:
-#line 1012 "perly.y" /* yacc.c:1646  */
+#line 1021 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_NEGATE, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 170:
-#line 1014 "perly.y" /* yacc.c:1646  */
+#line 1023 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 171:
-#line 1017 "perly.y" /* yacc.c:1646  */
+#line 1026 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_NOT, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 172:
-#line 1019 "perly.y" /* yacc.c:1646  */
+#line 1028 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 173:
-#line 1021 "perly.y" /* yacc.c:1646  */
+#line 1030 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_POSTINC, 0,
                                        op_lvalue(scalar((ps[-1].val.opval)), OP_POSTINC)); }
 
     break;
 
   case 174:
-#line 1024 "perly.y" /* yacc.c:1646  */
+#line 1033 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_POSTDEC, 0,
                                        op_lvalue(scalar((ps[-1].val.opval)), OP_POSTDEC));}
 
     break;
 
   case 175:
-#line 1027 "perly.y" /* yacc.c:1646  */
+#line 1036 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_convert_list(OP_JOIN, 0,
                                       op_append_elem(
                                        OP_LIST,
@@ -1420,155 +1429,155 @@ case 2:
     break;
 
   case 176:
-#line 1038 "perly.y" /* yacc.c:1646  */
+#line 1047 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_PREINC, 0,
                                        op_lvalue(scalar((ps[0].val.opval)), OP_PREINC)); }
 
     break;
 
   case 177:
-#line 1041 "perly.y" /* yacc.c:1646  */
+#line 1050 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_PREDEC, 0,
                                        op_lvalue(scalar((ps[0].val.opval)), OP_PREDEC)); }
 
     break;
 
   case 178:
-#line 1048 "perly.y" /* yacc.c:1646  */
+#line 1057 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newANONLIST((ps[-1].val.opval)); }
 
     break;
 
   case 179:
-#line 1050 "perly.y" /* yacc.c:1646  */
+#line 1059 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newANONLIST(NULL);}
 
     break;
 
   case 180:
-#line 1052 "perly.y" /* yacc.c:1646  */
+#line 1061 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newANONHASH((ps[-2].val.opval)); }
 
     break;
 
   case 181:
-#line 1054 "perly.y" /* yacc.c:1646  */
+#line 1063 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newANONHASH(NULL); }
 
     break;
 
   case 182:
-#line 1056 "perly.y" /* yacc.c:1646  */
+#line 1065 "perly.y" /* yacc.c:1646  */
     { SvREFCNT_inc_simple_void(PL_compcv);
                          (yyval.opval) = newANONATTRSUB((ps[-3].val.ival), (ps[-2].val.opval), (ps[-1].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 183:
-#line 1059 "perly.y" /* yacc.c:1646  */
+#line 1068 "perly.y" /* yacc.c:1646  */
     { SvREFCNT_inc_simple_void(PL_compcv);
                          (yyval.opval) = newANONATTRSUB((ps[-2].val.ival), NULL, (ps[-1].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 184:
-#line 1065 "perly.y" /* yacc.c:1646  */
+#line 1074 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = dofile((ps[0].val.opval), (ps[-1].val.ival));}
 
     break;
 
   case 185:
-#line 1067 "perly.y" /* yacc.c:1646  */
+#line 1076 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_NULL, OPf_SPECIAL, op_scope((ps[0].val.opval)));}
 
     break;
 
   case 190:
-#line 1075 "perly.y" /* yacc.c:1646  */
+#line 1084 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newCONDOP(0, (ps[-4].val.opval), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 191:
-#line 1077 "perly.y" /* yacc.c:1646  */
+#line 1086 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_REFGEN, 0, (ps[0].val.opval)); }
 
     break;
 
   case 192:
-#line 1079 "perly.y" /* yacc.c:1646  */
+#line 1088 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_REFGEN, 0, localize((ps[0].val.opval),1)); }
 
     break;
 
   case 193:
-#line 1081 "perly.y" /* yacc.c:1646  */
+#line 1090 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 194:
-#line 1083 "perly.y" /* yacc.c:1646  */
+#line 1092 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = localize((ps[0].val.opval),0); }
 
     break;
 
   case 195:
-#line 1085 "perly.y" /* yacc.c:1646  */
+#line 1094 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = sawparens((ps[-1].val.opval)); }
 
     break;
 
   case 196:
-#line 1087 "perly.y" /* yacc.c:1646  */
+#line 1096 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 197:
-#line 1089 "perly.y" /* yacc.c:1646  */
+#line 1098 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = sawparens(newNULLLIST()); }
 
     break;
 
   case 198:
-#line 1091 "perly.y" /* yacc.c:1646  */
+#line 1100 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 199:
-#line 1093 "perly.y" /* yacc.c:1646  */
+#line 1102 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 200:
-#line 1095 "perly.y" /* yacc.c:1646  */
+#line 1104 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 201:
-#line 1097 "perly.y" /* yacc.c:1646  */
+#line 1106 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 202:
-#line 1099 "perly.y" /* yacc.c:1646  */
+#line 1108 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_AV2ARYLEN, 0, ref((ps[0].val.opval), OP_AV2ARYLEN));}
 
     break;
 
   case 203:
-#line 1101 "perly.y" /* yacc.c:1646  */
+#line 1110 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 204:
-#line 1103 "perly.y" /* yacc.c:1646  */
+#line 1112 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_prepend_elem(OP_ASLICE,
                                newOP(OP_PUSHMARK, 0),
                                    newLISTOP(OP_ASLICE, 0,
@@ -1582,7 +1591,7 @@ case 2:
     break;
 
   case 205:
-#line 1113 "perly.y" /* yacc.c:1646  */
+#line 1122 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_prepend_elem(OP_KVASLICE,
                                newOP(OP_PUSHMARK, 0),
                                    newLISTOP(OP_KVASLICE, 0,
@@ -1596,7 +1605,7 @@ case 2:
     break;
 
   case 206:
-#line 1123 "perly.y" /* yacc.c:1646  */
+#line 1132 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_prepend_elem(OP_HSLICE,
                                newOP(OP_PUSHMARK, 0),
                                    newLISTOP(OP_HSLICE, 0,
@@ -1610,7 +1619,7 @@ case 2:
     break;
 
   case 207:
-#line 1133 "perly.y" /* yacc.c:1646  */
+#line 1142 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_prepend_elem(OP_KVHSLICE,
                                newOP(OP_PUSHMARK, 0),
                                    newLISTOP(OP_KVHSLICE, 0,
@@ -1624,26 +1633,26 @@ case 2:
     break;
 
   case 208:
-#line 1143 "perly.y" /* yacc.c:1646  */
+#line 1152 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 209:
-#line 1145 "perly.y" /* yacc.c:1646  */
+#line 1154 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 210:
-#line 1147 "perly.y" /* yacc.c:1646  */
+#line 1156 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[-2].val.opval)));
                        }
 
     break;
 
   case 211:
-#line 1150 "perly.y" /* yacc.c:1646  */
+#line 1159 "perly.y" /* yacc.c:1646  */
     {
                          (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                                op_append_elem(OP_LIST, (ps[-1].val.opval), scalar((ps[-3].val.opval))));
@@ -1652,7 +1661,7 @@ case 2:
     break;
 
   case 212:
-#line 1155 "perly.y" /* yacc.c:1646  */
+#line 1164 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                            op_append_elem(OP_LIST, (ps[0].val.opval), scalar((ps[-1].val.opval))));
                        }
@@ -1660,130 +1669,130 @@ case 2:
     break;
 
   case 213:
-#line 1159 "perly.y" /* yacc.c:1646  */
+#line 1168 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newSVREF((ps[-3].val.opval)); }
 
     break;
 
   case 214:
-#line 1161 "perly.y" /* yacc.c:1646  */
+#line 1170 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newAVREF((ps[-3].val.opval)); }
 
     break;
 
   case 215:
-#line 1163 "perly.y" /* yacc.c:1646  */
+#line 1172 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newHVREF((ps[-3].val.opval)); }
 
     break;
 
   case 216:
-#line 1165 "perly.y" /* yacc.c:1646  */
+#line 1174 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, 0,
                                       scalar(newCVREF((ps[-1].val.ival),(ps[-3].val.opval)))); }
 
     break;
 
   case 217:
-#line 1168 "perly.y" /* yacc.c:1646  */
+#line 1177 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newGVREF(0,(ps[-3].val.opval)); }
 
     break;
 
   case 218:
-#line 1170 "perly.y" /* yacc.c:1646  */
+#line 1179 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newOP((ps[0].val.ival), OPf_SPECIAL);
                            PL_hints |= HINT_BLOCK_SCOPE; }
 
     break;
 
   case 219:
-#line 1173 "perly.y" /* yacc.c:1646  */
+#line 1182 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newLOOPEX((ps[-1].val.ival),(ps[0].val.opval)); }
 
     break;
 
   case 220:
-#line 1175 "perly.y" /* yacc.c:1646  */
+#line 1184 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_NOT, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 221:
-#line 1177 "perly.y" /* yacc.c:1646  */
+#line 1186 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newOP((ps[0].val.ival), 0); }
 
     break;
 
   case 222:
-#line 1179 "perly.y" /* yacc.c:1646  */
+#line 1188 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
   case 223:
-#line 1181 "perly.y" /* yacc.c:1646  */
+#line 1190 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
   case 224:
-#line 1183 "perly.y" /* yacc.c:1646  */
+#line 1192 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newOP(OP_REQUIRE, (ps[0].val.ival) ? OPf_SPECIAL : 0); }
 
     break;
 
   case 225:
-#line 1185 "perly.y" /* yacc.c:1646  */
+#line 1194 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_REQUIRE, (ps[-1].val.ival) ? OPf_SPECIAL : 0, (ps[0].val.opval)); }
 
     break;
 
   case 226:
-#line 1187 "perly.y" /* yacc.c:1646  */
+#line 1196 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[0].val.opval))); }
 
     break;
 
   case 227:
-#line 1189 "perly.y" /* yacc.c:1646  */
+#line 1198 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
                            op_append_elem(OP_LIST, (ps[0].val.opval), scalar((ps[-1].val.opval)))); }
 
     break;
 
   case 228:
-#line 1192 "perly.y" /* yacc.c:1646  */
+#line 1201 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newOP((ps[0].val.ival), 0); }
 
     break;
 
   case 229:
-#line 1194 "perly.y" /* yacc.c:1646  */
+#line 1203 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newOP((ps[-2].val.ival), 0);}
 
     break;
 
   case 230:
-#line 1196 "perly.y" /* yacc.c:1646  */
+#line 1205 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 231:
-#line 1198 "perly.y" /* yacc.c:1646  */
+#line 1207 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[-2].val.opval); }
 
     break;
 
   case 232:
-#line 1200 "perly.y" /* yacc.c:1646  */
+#line 1209 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[0].val.opval))); }
 
     break;
 
   case 233:
-#line 1202 "perly.y" /* yacc.c:1646  */
+#line 1211 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = ((ps[-2].val.ival) == OP_NOT)
                           ? newUNOP((ps[-2].val.ival), 0, newSVOP(OP_CONST, 0, newSViv(0)))
                           : newOP((ps[-2].val.ival), OPf_SPECIAL); }
@@ -1791,13 +1800,13 @@ case 2:
     break;
 
   case 234:
-#line 1206 "perly.y" /* yacc.c:1646  */
+#line 1215 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP((ps[-3].val.ival), 0, (ps[-1].val.opval)); }
 
     break;
 
   case 235:
-#line 1208 "perly.y" /* yacc.c:1646  */
+#line 1217 "perly.y" /* yacc.c:1646  */
     {
                            if (   (ps[0].val.opval)->op_type != OP_TRANS
                                && (ps[0].val.opval)->op_type != OP_TRANSR
@@ -1812,115 +1821,115 @@ case 2:
     break;
 
   case 236:
-#line 1219 "perly.y" /* yacc.c:1646  */
+#line 1228 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = pmruntime((ps[-5].val.opval), (ps[-2].val.opval), (ps[-1].val.opval), 1, (ps[-4].val.ival)); }
 
     break;
 
   case 240:
-#line 1227 "perly.y" /* yacc.c:1646  */
+#line 1236 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = my_attrs((ps[-1].val.opval),(ps[0].val.opval)); }
 
     break;
 
   case 241:
-#line 1229 "perly.y" /* yacc.c:1646  */
+#line 1238 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = localize((ps[0].val.opval),1); }
 
     break;
 
   case 242:
-#line 1231 "perly.y" /* yacc.c:1646  */
+#line 1240 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newUNOP(OP_REFGEN, 0, my_attrs((ps[-1].val.opval),(ps[0].val.opval))); }
 
     break;
 
   case 243:
-#line 1236 "perly.y" /* yacc.c:1646  */
+#line 1245 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = sawparens((ps[-1].val.opval)); }
 
     break;
 
   case 244:
-#line 1238 "perly.y" /* yacc.c:1646  */
+#line 1247 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = sawparens(newNULLLIST()); }
 
     break;
 
   case 245:
-#line 1241 "perly.y" /* yacc.c:1646  */
+#line 1250 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 246:
-#line 1243 "perly.y" /* yacc.c:1646  */
+#line 1252 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 247:
-#line 1245 "perly.y" /* yacc.c:1646  */
+#line 1254 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 248:
-#line 1250 "perly.y" /* yacc.c:1646  */
+#line 1259 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = NULL; }
 
     break;
 
   case 249:
-#line 1252 "perly.y" /* yacc.c:1646  */
+#line 1261 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 250:
-#line 1256 "perly.y" /* yacc.c:1646  */
+#line 1265 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = NULL; }
 
     break;
 
   case 251:
-#line 1258 "perly.y" /* yacc.c:1646  */
+#line 1267 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 252:
-#line 1262 "perly.y" /* yacc.c:1646  */
+#line 1271 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = NULL; }
 
     break;
 
   case 253:
-#line 1264 "perly.y" /* yacc.c:1646  */
+#line 1273 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 254:
-#line 1270 "perly.y" /* yacc.c:1646  */
+#line 1279 "perly.y" /* yacc.c:1646  */
     { parser->in_my = 0; (yyval.opval) = my((ps[0].val.opval)); }
 
     break;
 
   case 262:
-#line 1287 "perly.y" /* yacc.c:1646  */
+#line 1296 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newCVREF((ps[-1].val.ival),(ps[0].val.opval)); }
 
     break;
 
   case 263:
-#line 1291 "perly.y" /* yacc.c:1646  */
+#line 1300 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newSVREF((ps[0].val.opval)); }
 
     break;
 
   case 264:
-#line 1295 "perly.y" /* yacc.c:1646  */
+#line 1304 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newAVREF((ps[0].val.opval));
                          if ((yyval.opval)) (yyval.opval)->op_private |= (ps[-1].val.ival);
                        }
@@ -1928,7 +1937,7 @@ case 2:
     break;
 
   case 265:
-#line 1301 "perly.y" /* yacc.c:1646  */
+#line 1310 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newHVREF((ps[0].val.opval));
                          if ((yyval.opval)) (yyval.opval)->op_private |= (ps[-1].val.ival);
                        }
@@ -1936,61 +1945,61 @@ case 2:
     break;
 
   case 266:
-#line 1307 "perly.y" /* yacc.c:1646  */
+#line 1316 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newAVREF((ps[0].val.opval)); }
 
     break;
 
   case 267:
-#line 1309 "perly.y" /* yacc.c:1646  */
+#line 1318 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newAVREF((ps[-3].val.opval)); }
 
     break;
 
   case 268:
-#line 1313 "perly.y" /* yacc.c:1646  */
+#line 1322 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newGVREF(0,(ps[0].val.opval)); }
 
     break;
 
   case 270:
-#line 1318 "perly.y" /* yacc.c:1646  */
+#line 1327 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newAVREF((ps[-2].val.opval)); }
 
     break;
 
   case 272:
-#line 1323 "perly.y" /* yacc.c:1646  */
+#line 1332 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newHVREF((ps[-2].val.opval)); }
 
     break;
 
   case 274:
-#line 1328 "perly.y" /* yacc.c:1646  */
+#line 1337 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = newGVREF(0,(ps[-2].val.opval)); }
 
     break;
 
   case 275:
-#line 1333 "perly.y" /* yacc.c:1646  */
+#line 1342 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = scalar((ps[0].val.opval)); }
 
     break;
 
   case 276:
-#line 1335 "perly.y" /* yacc.c:1646  */
+#line 1344 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = scalar((ps[0].val.opval)); }
 
     break;
 
   case 277:
-#line 1337 "perly.y" /* yacc.c:1646  */
+#line 1346 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = op_scope((ps[0].val.opval)); }
 
     break;
 
   case 278:
-#line 1340 "perly.y" /* yacc.c:1646  */
+#line 1349 "perly.y" /* yacc.c:1646  */
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
@@ -2001,6 +2010,6 @@ case 2:
     
 
 /* Generated from:
- * 1464f62136e1c8980247e644a1b280abdab234c9615dcbc70e089ab38123122b perly.y
+ * ac323bb6f3cacf4eb8eda6403a58c41f30954d07a4a6d6f7f00de81577b2c79a perly.y
  * b6fae5748f9bef6db4740aa5e122b84ac5181852d42474d0ecad621fa4253306 regen_perly.pl
  * ex: set ro: */