[clang] [lld] [llvm] [ARM][NFC] Fix invalid target triples in tests (PR #213588)

[Chris Copeland via cfe-commits]

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@@ -13,15 +13,11 @@ define i32 @cls(i32 %t) {
 ;
 ; CHECKV8-LABEL: cls:
 ; CHECKV8:       @ %bb.0:
-; CHECKV8-NEXT:    push {r7, lr}
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chrisnc wrote:

This is essentially the codegen for a v4t target, which presumably was not intended. v8.1M main does support `clz`, so the much shorter form is expected here.

https://github.com/llvm/llvm-project/pull/213588