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regexes are allowed to match empty things, e.g. {{.*}} in filecheck.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129193 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2011-04-09 06:29:24 +00:00
parent 13a38c4cb4
commit 6ff80b2281
1 changed files with 1 additions and 1 deletions
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2
lib/Support/Regex.cpp
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@ -82,7 +82,7 @@ bool Regex::match(StringRef String, SmallVectorImpl<StringRef> *Matches){
Matches->push_back(StringRef());
continue;
}
assert(pm[i].rm_eo > pm[i].rm_so);
assert(pm[i].rm_eo >= pm[i].rm_so);
Matches->push_back(StringRef(String.data()+pm[i].rm_so,
pm[i].rm_eo-pm[i].rm_so));
}