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Avoid core dump on symcomp("").

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This commit is contained in:
Guido van Rossum 1996-06-11 18:33:14 +00:00
parent 6602099e7c
commit ab28c56fd3
1 changed files with 5 additions and 1 deletions
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6
Modules/regexmodule.c
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@ -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;
}