From 45d53bdb70d68bb6a2fb4c91715c1edc0f291795 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Thu, 18 Jan 2024 13:16:13 -0500
Subject: CUDA/Clang: Do not pass explicit architecture flags when linking

Clang does not use architecture flags while driving the linker:

    warning: argument unused during compilation: '--cuda-gpu-arch=...'
---
 Source/cmGeneratorTarget.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index 11253db..d743d01 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -3578,7 +3578,7 @@ void cmGeneratorTarget::AddCUDAArchitectureFlagsImpl(cmBuildStep compileOrLink,
 
       flags += "]\"";
     }
-  } else if (compiler == "Clang") {
+  } else if (compiler == "Clang" && compileOrLink == cmBuildStep::Compile) {
     for (CudaArchitecture& architecture : architectures) {
       flags += " --cuda-gpu-arch=sm_" + architecture.name;
 
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