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Global variables beginning with \01 have special meaning on Darwin, so we need to remove

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the name prefix when we change them from internal to external.  This allows bugpointing
of codegen miscompilations to work more reliably on Darwin.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53236 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2008-07-08 16:38:42 +00:00
parent 28124ac606
commit 7220b814ed
1 changed files with 4 additions and 1 deletions
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5
tools/bugpoint/ExtractFunction.cpp
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@ -262,8 +262,11 @@ Module *llvm::SplitFunctionsOutOfModule(Module *M,
for (Module::iterator I = M->begin(), E = M->end(); I != E; ++I)
I->setLinkage(GlobalValue::ExternalLinkage);
for (Module::global_iterator I = M->global_begin(), E = M->global_end();
I != E; ++I)
I != E; ++I) {
if (I->hasName() && *I->getNameStart() == '\01')
I->setName(I->getNameStart()+1, I->getNameLen()-1);
I->setLinkage(GlobalValue::ExternalLinkage);
}
Module *New = CloneModule(M);