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updated for version 7.3.1194

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Problem:    Yaml highlighting is slow.
Solution:   Tune the estimation of pattern failure chance.
This commit is contained in:
Bram Moolenaar
2013-06-14 22:33:51 +02:00
parent 1612b1abe7
commit 44c71db771
2 changed files with 15 additions and 1 deletions
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14
src/regexp_nfa.c
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@@ -4686,6 +4686,18 @@ failure_chance(state, depth)
/* empty match works always */
return 0;
case NFA_START_INVISIBLE:
case NFA_START_INVISIBLE_FIRST:
case NFA_START_INVISIBLE_NEG:
case NFA_START_INVISIBLE_NEG_FIRST:
case NFA_START_INVISIBLE_BEFORE:
case NFA_START_INVISIBLE_BEFORE_FIRST:
case NFA_START_INVISIBLE_BEFORE_NEG:
case NFA_START_INVISIBLE_BEFORE_NEG_FIRST:
case NFA_START_PATTERN:
/* recursive regmatch is expensive, use low failure chance */
return 5;
case NFA_BOL:
case NFA_EOL:
case NFA_BOF:
@@ -5264,7 +5276,7 @@ nfa_regmatch(prog, start, submatch, m)
skip_lid = nextlist->id;
#endif
}
else if(state_in_list(thislist,
else if (state_in_list(thislist,
t->state->out1->out->out, &t->subs))
{
skip = t->state->out1->out->out;