diff options
| -rw-r--r-- | regexec.c | 21 |
1 files changed, 12 insertions, 9 deletions
@@ -391,18 +391,20 @@ Perl_re_intuit_start(pTHX_ regexp *prog, SV *sv, char *strpos, || ( (prog->reganch & ROPT_ANCH_BOL) && !PL_multiline ) ); /* Check after \n? */ - if ((prog->check_offset_min == prog->check_offset_max) && !ml_anch) { + if (!ml_anch) { + if ( !(prog->reganch & (ROPT_ANCH_GPOS /* Checked by the caller */ + | ROPT_IMPLICIT)) /* not a real BOL */ + /* SvCUR is not set on references: SvRV and SvPVX overlap */ + && sv && !SvROK(sv) + && (strpos != strbeg)) { + DEBUG_r(PerlIO_printf(Perl_debug_log, "Not at start...\n")); + goto fail; + } + if (prog->check_offset_min == prog->check_offset_max && + !(prog->reganch & ROPT_SANY_SEEN)) { /* Substring at constant offset from beg-of-str... */ I32 slen; - if ( !(prog->reganch & ROPT_ANCH_GPOS) /* Checked by the caller */ - /* SvCUR is not set on references: SvRV and SvPVX overlap */ - && sv && !SvROK(sv) - && (strpos != strbeg)) { - DEBUG_r(PerlIO_printf(Perl_debug_log, "Not at start...\n")); - goto fail; - } - PL_regeol = strend; /* Used in HOP() */ s = HOP3c(strpos, prog->check_offset_min, strend); if (SvTAIL(check)) { slen = SvCUR(check); /* >= 1 */ @@ -427,6 +429,7 @@ Perl_re_intuit_start(pTHX_ regexp *prog, SV *sv, char *strpos, && memNE(SvPVX(check), s, slen))) goto report_neq; goto success_at_start; + } } /* Match is anchored, but substr is not anchored wrt beg-of-str. */ s = strpos; |