[HIP] fix HIP detection for /usr

Skip checking HIP version file under parent directory
for /usr/local since /usr will be checked after /usr/local.

Fixes: #78344

Author: yxsamliu

clang/lib/Driver/ToolChains/AMDGPU.cpp

@@ -486,10 +486,15 @@ void RocmInstallationDetector::detectHIPRuntime() {
       return newpath;
     };
     // If HIP version file can be found and parsed, use HIP version from there.
-    for (const auto &VersionFilePath :
-         {Append(SharePath, "hip", "version"),
-          Append(ParentSharePath, "hip", "version"),
-          Append(BinPath, ".hipVersion")}) {
+    std::vector<SmallString<0>> VersionFilePaths = {
+        Append(SharePath, "hip", "version"),
+        InstallPath != "/usr/local" ? Append(ParentSharePath, "hip", "version")
+                                    : SmallString<0>(),
+        Append(BinPath, ".hipVersion")};
+
+    for (const auto &VersionFilePath : VersionFilePaths) {
+      if (VersionFilePath.empty())
+        continue;
       llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> VersionFile =
           FS.getBufferForFile(VersionFilePath);
       if (!VersionFile)