[Driver] Fix unused variable warning in release builds. NFC.

diff --git a/clang/lib/Driver/ToolChains/HIP.cpp b/clang/lib/Driver/ToolChains/HIP.cpp
index 1b77e27..07af1a0 100644 (file)
--- a/clang/lib/Driver/ToolChains/HIP.cpp
+++ b/clang/lib/Driver/ToolChains/HIP.cpp
@@ -64,6 +64,7 @@ static bool shouldSkipSanitizeOption(const ToolChain &TC,
   auto OptionalGpuArch = parseTargetID(TC.getTriple(), TargetID, &FeatureMap);
 
   assert(OptionalGpuArch && "Invalid Target ID");
+  (void)OptionalGpuArch;
   auto Loc = FeatureMap.find("xnack");
   if (Loc == FeatureMap.end() || !Loc->second) {
     Diags.Report(