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| author | Richard M. Stallman <rms@gnu.org> | 1994-11-19 10:37:38 +0000 |
|---|---|---|
| committer | Richard M. Stallman <rms@gnu.org> | 1994-11-19 10:37:38 +0000 |
| commit | a6e426902e9fdb96282136f30e451f5073417773 (patch) | |
| tree | 90f39e44ef312a97e70320e187063163a1c62878 /src/regex.c | |
| parent | 35cf5d60339a3128b04f8410b8ba2820676c06a7 (diff) | |
| download | emacs-a6e426902e9fdb96282136f30e451f5073417773.tar.gz | |
(re_compile_fastmap): Really treat `succeed' like end.
Diffstat (limited to 'src/regex.c')
| -rw-r--r-- | src/regex.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/src/regex.c b/src/regex.c index 0adb68c7c9f..4a590509be7 100644 --- a/src/regex.c +++ b/src/regex.c @@ -2782,16 +2782,22 @@ re_compile_fastmap (bufp) bufp->fastmap_accurate = 1; /* It will be when we're done. */ bufp->can_be_null = 0; - while (p != pend || !FAIL_STACK_EMPTY ()) + while (1) { if (p == pend || *p == succeed) - { - bufp->can_be_null |= path_can_be_null; - - /* Reset for next path. */ - path_can_be_null = true; - - p = fail_stack.stack[--fail_stack.avail]; + { + /* We have reached the (effective) end of pattern. */ + if (!FAIL_STACK_EMPTY ()) + { + bufp->can_be_null |= path_can_be_null; + + /* Reset for next path. */ + path_can_be_null = true; + + p = fail_stack.stack[--fail_stack.avail]; + } + else + break; } /* We should never be about to go beyond the end of the pattern. */ |