llvmorg-github-actions[bot] wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-driver

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>

-march is now rewritten to -mcpu.

---
Full diff: https://github.com/llvm/llvm-project/pull/199780.diff


1 Files Affected:

- (modified) clang/lib/Driver/ToolChains/AMDGPU.cpp (+1-4) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/AMDGPU.cpp 
b/clang/lib/Driver/ToolChains/AMDGPU.cpp
index c58891b1add56..91ff92466df43 100644
--- a/clang/lib/Driver/ToolChains/AMDGPU.cpp
+++ b/clang/lib/Driver/ToolChains/AMDGPU.cpp
@@ -907,10 +907,7 @@ AMDGPUToolChain::ParsedTargetIDType
 AMDGPUToolChain::getParsedTargetID(const llvm::opt::ArgList &DriverArgs) const 
{
   StringRef TargetID = DriverArgs.getLastArgValue(options::OPT_mcpu_EQ);
   if (TargetID.empty())
-    TargetID = DriverArgs.getLastArgValue(options::OPT_march_EQ);
-
-  if (TargetID.empty())
-    return {std::nullopt, std::nullopt, std::nullopt};
+    return {};
 
   llvm::StringMap<bool> FeatureMap;
   auto OptionalGpuArch = parseTargetID(getTriple(), TargetID, &FeatureMap);

``````````

</details>


https://github.com/llvm/llvm-project/pull/199780
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