https://github.com/harkgill-amd updated 
https://github.com/llvm/llvm-project/pull/166238

>From c751b8caa8becda01966f08258da2fb18ccb3718 Mon Sep 17 00:00:00 2001
From: harkgill-amd <[email protected]>
Date: Mon, 3 Nov 2025 16:06:58 -0500
Subject: [PATCH 1/2] Fix early exit when finding hip dlls AMDGPUArchByHIP.cpp

---
 clang/tools/offload-arch/AMDGPUArchByHIP.cpp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/clang/tools/offload-arch/AMDGPUArchByHIP.cpp 
b/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
index 11cff4f5ecdbe..45105f6ddd6ef 100644
--- a/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
+++ b/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
@@ -135,8 +135,6 @@ static std::pair<std::string, bool> findNewestHIPDLL() {
           Filename.ends_with(HipDLLSuffix))
         DLLNames.push_back(sys::path::convert_to_slash(DirIt->path()));
     }
-    if (!DLLNames.empty())
-      break;
   }
 
   if (DLLNames.empty())

>From fecaeefb2b69f1f6f8c9b8780fe5819e67073f64 Mon Sep 17 00:00:00 2001
From: harkgill-amd <[email protected]>
Date: Wed, 5 Nov 2025 10:02:05 -0500
Subject: [PATCH 2/2] Fix compareVersion logic to handle `.dll` suffix

---
 clang/tools/offload-arch/AMDGPUArchByHIP.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/clang/tools/offload-arch/AMDGPUArchByHIP.cpp 
b/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
index 45105f6ddd6ef..ff39a85d15628 100644
--- a/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
+++ b/clang/tools/offload-arch/AMDGPUArchByHIP.cpp
@@ -98,8 +98,16 @@ static std::vector<std::string> getSearchPaths() {
 // Custom comparison function for dll name
 static bool compareVersions(StringRef A, StringRef B) {
   auto ParseVersion = [](StringRef S) -> VersionTuple {
-    size_t Pos = S.find_last_of('_');
-    StringRef VerStr = (Pos == StringRef::npos) ? S : S.substr(Pos + 1);
+    StringRef Filename = sys::path::filename(S);
+    size_t Pos = Filename.find_last_of('_');
+    if (Pos == StringRef::npos)
+      return VersionTuple();
+
+    StringRef VerStr = Filename.substr(Pos + 1);
+    size_t DotPos = VerStr.find('.');
+    if (DotPos != StringRef::npos)
+      VerStr = VerStr.substr(0, DotPos);
+
     VersionTuple Vt;
     (void)Vt.tryParse(VerStr);
     return Vt;

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