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| author | John Thompson <John.Thompson.JTSoftware@gmail.com> | 2009-10-23 02:21:17 +0000 |
|---|---|---|
| committer | John Thompson <John.Thompson.JTSoftware@gmail.com> | 2009-10-23 02:21:17 +0000 |
| commit | d73d7add37f751a89e99bcc0fb1c0fcb82d98144 (patch) | |
| tree | ebc4da7c80588713e6d68a26d9d88d357aa6a019 /clang/lib/Basic | |
| parent | 9bb005944922b3a23a7be1d61890847b8e077ed8 (diff) | |
| download | bcm5719-llvm-d73d7add37f751a89e99bcc0fb1c0fcb82d98144.tar.gz bcm5719-llvm-d73d7add37f751a89e99bcc0fb1c0fcb82d98144.zip | |
Fixed undefined behavior in pushMappings when the stack has to resize.
llvm-svn: 84924
Diffstat (limited to 'clang/lib/Basic')
| -rw-r--r-- | clang/lib/Basic/Diagnostic.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/Basic/Diagnostic.cpp b/clang/lib/Basic/Diagnostic.cpp index d665e49126d..fbc73131165 100644 --- a/clang/lib/Basic/Diagnostic.cpp +++ b/clang/lib/Basic/Diagnostic.cpp @@ -230,6 +230,8 @@ Diagnostic::~Diagnostic() { void Diagnostic::pushMappings() { + // Avoids undefined behavior when the stack has to resize. + DiagMappingsStack.reserve(DiagMappingsStack.size() + 1); DiagMappingsStack.push_back(DiagMappingsStack.back()); } |
