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authorDaniel Dunbar <daniel@zuster.org>2010-01-29 03:22:19 +0000
committerDaniel Dunbar <daniel@zuster.org>2010-01-29 03:22:19 +0000
commit8cdf54c222e911f09b57ab0d8fdd3408979df91b (patch)
tree39e1d60bd53ced9933b25680e3bee16cc902efde /utils
parent407e47c21ea201292adf978e06d6b7c1dc62cda9 (diff)
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FileCheck: Switch "possible match" calculation to use StringRef::edit_distance.
- Thanks Doug, who is obviously less lazy than me! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94795 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils')
-rw-r--r--utils/FileCheck/FileCheck.cpp7
1 files changed, 1 insertions, 6 deletions
diff --git a/utils/FileCheck/FileCheck.cpp b/utils/FileCheck/FileCheck.cpp
index 078028a..440d7d7 100644
--- a/utils/FileCheck/FileCheck.cpp
+++ b/utils/FileCheck/FileCheck.cpp
@@ -340,12 +340,7 @@ unsigned Pattern::ComputeMatchDistance(StringRef Buffer,
if (ExampleString.empty())
ExampleString = RegExStr;
- unsigned Distance = 0;
- for (unsigned i = 0, e = ExampleString.size(); i != e; ++i)
- if (Buffer.substr(i, 1) != ExampleString.substr(i, 1))
- ++Distance;
-
- return Distance;
+ return Buffer.substr(0, ExampleString.size()).edit_distance(ExampleString);
}
void Pattern::PrintFailureInfo(const SourceMgr &SM, StringRef Buffer,