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author | Guido van Rossum <guido@python.org> | 1996-06-11 18:33:14 +0000 |
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committer | Guido van Rossum <guido@python.org> | 1996-06-11 18:33:14 +0000 |
commit | 1f3c12c9f1c0f960b3a50b2fa63cfae51018ba09 (patch) | |
tree | 450ad9b475696c9f648d43dfccdcb23b096db5a0 /Modules | |
parent | c8841c43a1681004765db6acb4648c0c4dc7673e (diff) | |
download | cpython-1f3c12c9f1c0f960b3a50b2fa63cfae51018ba09.tar.gz |
Avoid core dump on symcomp("").
Diffstat (limited to 'Modules')
-rw-r--r-- | Modules/regexmodule.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Modules/regexmodule.c b/Modules/regexmodule.c index 893f4fc31b..33801afa90 100644 --- a/Modules/regexmodule.c +++ b/Modules/regexmodule.c @@ -398,6 +398,11 @@ symcomp(pattern, gdict) object *npattern; int require_escape = re_syntax & RE_NO_BK_PARENS ? 0 : 1; + if (oend == opat) { + INCREF(pattern); + return pattern; + } + npattern = newsizedstringobject((char*)NULL, getstringsize(pattern)); if (npattern == NULL) return NULL; @@ -466,7 +471,6 @@ symcomp(pattern, gdict) if (resizestring(&npattern, n - getstringvalue(npattern)) == 0) return npattern; else { - DECREF(npattern); return NULL; } |