[clang] [Offload] Do not pass `-fcf-protection=` for offloading (PR #88402)

[Joseph Huber via cfe-commits]

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@@ -6867,8 +6867,14 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
     CmdArgs.push_back("-nogpulib");
 
   if (Arg *A = Args.getLastArg(options::OPT_fcf_protection_EQ)) {
-    CmdArgs.push_back(
-        Args.MakeArgString(Twine("-fcf-protection=") + A->getValue()));
+    // Do not pass this argument to the offloading device if the target does not
+    // support it.
+    // TODO: We need a better way to detect incompatible options for offloading.
+    if (JA.getOffloadingDeviceKind() == Action::OFK_None ||
+        (!TC.getTriple().isAMDGPU() && !TC.getTriple().isNVPTX() &&
+         !TC.getTriple().isSPIRV()))
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jhuber6 wrote:

I mean we could potentially just have some toolchain check like `isToolchainGPU`, but I don't know if that's exactly any better.

https://github.com/llvm/llvm-project/pull/88402