[clang] [OpenMP][ASan] Enable ASan Instrumentation for AMDGPUOpenMPToolChain. (PR #124754)

[Yaxun Liu via cfe-commits]

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@@ -37,6 +37,16 @@ AMDGPUOpenMPToolChain::AMDGPUOpenMPToolChain(const Driver &D,
   // Lookup binaries into the driver directory, this is used to
   // discover the 'amdgpu-arch' executable.
   getProgramPaths().push_back(getDriver().Dir);
+  // Diagnose unsupported sanitizer options only once.
+  if (!Args.hasFlag(options::OPT_fgpu_sanitize, options::OPT_fno_gpu_sanitize,
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yxsamliu wrote:

-fgpu-sanitize was added during development of sanitizer for AMDGPU. Now it is mainly for debugging purpose to disable sanitizer on device side. Since there are existing apps using it, we need to send a deprecation note in ROCm release before removing it.

https://github.com/llvm/llvm-project/pull/124754