| // RUN: %clang_cc1 -fsyntax-only -triple aarch64-linux-gnu -verify %s | 
 |  | 
 | int test_aarch64_features(void) { | 
 |   char * ssbs2; | 
 |   // expected-error@+1 {{expression is not a string literal}} | 
 |   if (__builtin_cpu_supports(ssbs2)) | 
 |     return 1; | 
 |   // expected-warning@+1 {{invalid cpu feature string}} | 
 |   if (__builtin_cpu_supports("")) | 
 |     return 2; | 
 |   // expected-warning@+1 {{invalid cpu feature string}} | 
 |   if (__builtin_cpu_supports("pmull128")) | 
 |     return 3; | 
 |   // expected-warning@+1 {{invalid cpu feature string}} | 
 |   if (__builtin_cpu_supports("sve2,sve")) | 
 |     return 4; | 
 |   // expected-warning@+1 {{invalid cpu feature string}} | 
 |   if (__builtin_cpu_supports("aes+sve2-pmull")) | 
 |     return 5; | 
 |   // expected-warning@+1 {{invalid cpu feature string}} | 
 |   if (__builtin_cpu_supports("default")) | 
 |     return 6; | 
 |   if (__builtin_cpu_supports(" ssbs + bti ")) | 
 |     return 7; | 
 |   return 0; | 
 | } |