[clang] [llvm] [FMV][AArch64] Allow user to override version priority. (PR #150267)

[Peter Waller via llvm-commits]

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@@ -0,0 +1,204 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals --include-generated-funcs
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -O3 -fno-inline -emit-llvm -o - %s | FileCheck %s
+
+__attribute__((target_version("lse;priority=30"))) int foo(void) { return 1; }
+__attribute__((target_version("sve2;priority=20"))) int foo(void) { return 2; }
+__attribute__((target_version("sve;priority=10"))) int foo(void) { return 3; }
+__attribute__((target_version( "default"))) int foo(void) { return 0; }
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peterwaller-arm wrote:

nit. Extraneous space before "default".

https://github.com/llvm/llvm-project/pull/150267