diff options
| author | Benjamin Kramer <benny.kra@googlemail.com> | 2017-06-07 12:06:45 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2017-06-07 12:06:45 +0000 |
| commit | 5a998740d1db1db968644fd72a6462f0152faf56 (patch) | |
| tree | ed6aef8e9feb35a1ced9fab17e7fa32a005f63c1 /utils/FileCheck | |
| parent | f5c9f9539692a0ff3f1f32ffca6ecc11d9cdf380 (diff) | |
[FileCheck] Don't scan past the closing CHECK-DAG for CHECK-NOT inside CHECK-DAG
If there's enough data in fron of it the skipped region would just
become arbitrarily large, and we scan for the CHECK-NOT everywhere.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304900 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils/FileCheck')
| -rw-r--r-- | utils/FileCheck/FileCheck.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/utils/FileCheck/FileCheck.cpp b/utils/FileCheck/FileCheck.cpp index f563cadc92c..9d808cc875c 100644 --- a/utils/FileCheck/FileCheck.cpp +++ b/utils/FileCheck/FileCheck.cpp @@ -1203,7 +1203,7 @@ size_t CheckString::CheckDag(const SourceMgr &SM, StringRef Buffer, // If there's CHECK-NOTs between two CHECK-DAGs or from CHECK to // CHECK-DAG, verify that there's no 'not' strings occurred in that // region. - StringRef SkippedRegion = Buffer.substr(LastPos, MatchPos); + StringRef SkippedRegion = Buffer.slice(LastPos, MatchPos); if (CheckNot(SM, SkippedRegion, NotStrings, VariableTable)) return StringRef::npos; // Clear "not strings". |