[clang] [lld] [llvm] [MTE] Improve memtag support for non-Android AArch64 targets (PR #183275)

[Fangrui Song via cfe-commits]

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@@ -0,0 +1,48 @@
+// RUN: %clang -### --target=aarch64-linux-android -march=armv8+memtag \
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MaskRay wrote:

Some features use both `xxx.c` and `xxx-ld.c`, which is an anti-pattern.

You can use `xxx.c` `clang --xxx a.c` to test both cc1 and ld options in one RUN, saving a clang -### invocation.

https://github.com/llvm/llvm-project/pull/183275