================
@@ -5636,6 +5636,8 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl
*D,
Init = llvm::UndefValue::get(getTypes().ConvertTypeForMem(ASTTy));
else if (D->hasAttr<LoaderUninitializedAttr>())
Init = llvm::UndefValue::get(getTypes().ConvertTypeForMem(ASTTy));
+ else if (GetGlobalVarAddressSpace(D) == LangAS::hlsl_input)
+ Init = llvm::UndefValue::get(getTypes().ConvertTypeForMem(ASTTy));
----------------
Keenuts wrote:
I don't think we want `poison`: the value will be set by something outside.
Maybe I should change the condition below which calls `setInitializer` so we
don't add any poison/undef.
https://github.com/llvm/llvm-project/pull/138530
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