[Clang][AArch64] Add REQUIRES to new test

Author: jayfoad

clang/test/CodeGen/arm-vector_type-params-returns.c

@@ -12,6 +12,8 @@
 // RUN: %clang_cc1 -DNEON_HEADER -DSVE_HEADER2  -triple aarch64 -target-feature +sve -emit-llvm -O2 -o - %s | opt -S -passes=mem2reg,sroa | FileCheck %s
 // RUN: %clang_cc1 -DNEON_HEADER -DSVE_HEADER2 -triple aarch64-none-linux-gnu -target-feature +sve2p1 -S -disable-O0-optnone -Werror -Wall -o - /dev/null %s
 
+// REQUIRES: aarch64-registered-target
+
 #ifdef SVE_HEADER
   #include <arm_sve.h>
 #endif