[clang] [clang] Support -Wa, options -mmsa and -mno-msa (PR #99615)

[Fangrui Song via cfe-commits]

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@@ -0,0 +1,28 @@
+// RUN: %clang -### -c --target=mips64el-unknown-linux-gnuabi64 \
+// RUN:     -Wa,-mmsa %s -Werror 2>&1 | FileCheck %s --check-prefix=CHECK-MMSA
+// CHECK-MMSA: "-cc1" {{.*}}"-mmsa"
+//
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MaskRay wrote:

drop `^//$` lines. Just use one single blank line as a separator

https://github.com/llvm/llvm-project/pull/99615