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Fix a use-of-undefined, IRgen expects the RValue for "void" to be a scalar RValue. 

llvm-svn: 72504
This commit is contained in:
Daniel Dunbar 2009-05-27 23:45:33 +00:00
parent 14f5c132c1
commit 16f422ec86
2 changed files with 3 additions and 3 deletions
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4
clang/lib/CodeGen/CGBuiltin.cpp
View File

@ -475,7 +475,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
const llvm::Type *ElTy =
cast<llvm::PointerType>(Ptr->getType())->getElementType();
Builder.CreateStore(llvm::Constant::getNullValue(ElTy), Ptr, true);
return RValue();
return RValue::get(0);
}
case Builtin::BI__sync_synchronize: {
@ -483,7 +483,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
C[0] = C[1] = C[2] = C[3] = llvm::ConstantInt::get(llvm::Type::Int1Ty, 1);
C[4] = ConstantInt::get(llvm::Type::Int1Ty, 0);
Builder.CreateCall(CGM.getIntrinsic(Intrinsic::memory_barrier), C, C + 5);
return RValue();
return RValue::get(0);
}
// Library functions with special handling.

2
clang/test/CodeGen/atomic.c
View File

@ -14,7 +14,7 @@
int atomic(void)
{
// nonsenical test for sync functions
// non-sensical test for sync functions
int old;
int val = 1;
char valc = 1;