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[WinEH] Reset WinEHPrepare::SEHExceptionCodeSlot when we're done.

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This caused a use-after-free on test/CodeGen/X86/win32-eh.ll
No functional change intended.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236561 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ahmed Bougacha 2015-05-06 01:28:58 +00:00
parent 730ddb6f57
commit d3a9dd7042
1 changed files with 1 additions and 0 deletions
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lib/CodeGen/WinEHPrepare.cpp
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@ -934,6 +934,7 @@ bool WinEHPrepare::prepareExceptionHandlers(
CleanupHandlerMap.clear(); CleanupHandlerMap.clear();
HandlerToParentFP.clear(); HandlerToParentFP.clear();
DT = nullptr; DT = nullptr;
SEHExceptionCodeSlot = nullptr;
return HandlersOutlined; return HandlersOutlined;
} }