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Fix getOrInsertGlobal dropping the address space.

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Currently it will insert an illegal bitcast.
Arguably, the address space argument should be
added for the creation case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191702 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2013-09-30 21:23:03 +00:00
parent 3ca8f2e5d5
commit 2ebcd57e6a
2 changed files with 44 additions and 2 deletions
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6
lib/IR/Module.cpp
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@@ -260,8 +260,10 @@ Constant *Module::getOrInsertGlobal(StringRef Name, Type *Ty) {
// If the variable exists but has the wrong type, return a bitcast to the
// right type.
if (GV->getType() != PointerType::getUnqual(Ty))
return ConstantExpr::getBitCast(GV, PointerType::getUnqual(Ty));
Type *GVTy = GV->getType();
PointerType *PTy = PointerType::get(Ty, GVTy->getPointerAddressSpace());
if (GV->getType() != PTy)
return ConstantExpr::getBitCast(GV, PTy);
// Otherwise, we just found the existing function or a prototype.
return GV;