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[perl #22395] regexp /(.*)[bc]/ 10000 times slower in 5.8.0 vs 5.6.1
[perl5.git]
/
regcomp.c
diff --git
a/regcomp.c
b/regcomp.c
index
a69d0b3
..
f8052a1
100644
(file)
--- a/
regcomp.c
+++ b/
regcomp.c
@@
-4207,7
+4207,8
@@
reStudy:
first = NEXTOPER(first);
goto again;
}
- else if (!sawopen && (OP(first) == STAR &&
+ else if ((!sawopen || !RExC_sawback) &&
+ (OP(first) == STAR &&
PL_regkind[OP(NEXTOPER(first))] == REG_ANY) &&
!(r->reganch & ROPT_ANCH) )
{