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In DwarfEHPrepare, after all passes are run, RewindFunction may be a dangling

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pointer to a dead function. To make sure it's valid, doFinalization nullptrs
RewindFunction just like the constructor and so it will be found on next run.

llvm-svn: 217737
This commit is contained in:
Yaron Keren 2014-09-14 20:36:28 +00:00
parent 89c98636b8
commit 5f0401446e
1 changed files with 5 additions and 0 deletions
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5
lib/CodeGen/DwarfEHPrepare.cpp
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@ -51,6 +51,11 @@ namespace {
bool runOnFunction(Function &Fn) override;
bool doFinalization(Module &M) override {
RewindFunction = nullptr;
return false;
}
void getAnalysisUsage(AnalysisUsage &AU) const override { }
const char *getPassName() const override {