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Fix handling of CHECK-DAG inside of CHECK-LABEL.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192463 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2013-10-11 16:48:02 +00:00
parent de2aa60843
commit 563c182839
2 changed files with 15 additions and 6 deletions
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11
test/FileCheck/check-label-dag.txt Normal file
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@ -0,0 +1,11 @@
; RUN: not FileCheck -input-file %s %s 2>&1 | FileCheck --check-prefix=ERROR %s
bar
zed
CHECK-LABEL: {{^}}bar
CHECK-DAG: {{^}}foo
CHECK-LABEL: {{^}}zed
ERROR: error: expected string not found in input
ERROR-NEXT: CHECK-DAG: {{.....}}foo

2
utils/FileCheck/FileCheck.cpp
View File

@ -879,12 +879,10 @@ size_t CheckString::Check(const SourceMgr &SM, StringRef Buffer,
size_t LastPos = 0;
std::vector<const Pattern *> NotStrings;
if (CheckTy != Check::CheckLabel) {
// Match "dag strings" (with mixed "not strings" if any).
LastPos = CheckDag(SM, Buffer, NotStrings, VariableTable);
if (LastPos == StringRef::npos)
return StringRef::npos;
}
// Match itself from the last position after matching CHECK-DAG.
StringRef MatchBuffer = Buffer.substr(LastPos);