[clang] [Clang] Make `-Xarch_` handling generic for all toolchains (PR #125421)

[Joseph Huber via cfe-commits]

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@@ -1697,19 +1721,17 @@ llvm::opt::DerivedArgList *ToolChain::TranslateXarchArgs(
     } else if (A->getOption().matches(options::OPT_Xarch_host)) {
       NeedTrans = !IsDevice;
       Skip = IsDevice;
-    } else if (A->getOption().matches(options::OPT_Xarch__) && IsDevice) {
-      // Do not translate -Xarch_ options for non CUDA/HIP toolchain since
-      // they may need special translation.
-      // Skip this argument unless the architecture matches BoundArch
-      if (BoundArch.empty() || A->getValue(0) != BoundArch)
-        Skip = true;
-      else
-        NeedTrans = true;
+    } else if (A->getOption().matches(options::OPT_Xarch__)) {
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jhuber6 wrote:

These are different options right? How could someone pass `-Xarch_device -Xarch_x86_64` or similar? It'd just be parsed as `-Xarch_device -option1 -Xarch_x86_64 -option2` so they'd just be handled separately.

https://github.com/llvm/llvm-project/pull/125421