[clang] [flang] [Flang][AMDGPU] Add rocm-path flag (PR #88190)

[Dominik Adamski via cfe-commits]

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@@ -345,7 +345,13 @@ void Flang::AddAMDGPUTargetArgs(const ArgList &Args,
 
   // Check ROCm path if specified
   const ToolChain &TC = getToolChain();
-  TC.getDeviceLibs(Args);
+  std::string HIPVersion;
+  llvm::raw_string_ostream HIPInfo(HIPVersion);
+  TC.printVerboseInfo(HIPInfo);
+  llvm::StringRef HIPInfoStrRef(HIPInfo.str());
+  if (!HIPInfoStrRef.contains("Found HIP installation") &&
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DominikAdamski wrote:

Note: I can extract the `Found HIP installation` string into a separate 
constant so that it can be used by both clang and flang.

https://github.com/llvm/llvm-project/pull/88190
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