clang/test/Sema/builtin-cpu-supports.c

   1 // RUN: %clang_cc1 -fsyntax-only -triple x86_64-pc-linux-gnu -verify %s
   2 // RUN: %clang_cc1 -fsyntax-only -triple powerpc64le-linux-gnu -verify %s
   3
   4 extern void a(const char *);
   5
   6 extern const char *str;
   7
   8 int main(void) {
   9 #ifdef __x86_64__
  10   if (__builtin_cpu_supports("ss")) // expected-error {{invalid cpu feature string}}
  11     a("sse4.2");
  12
  13   if (__builtin_cpu_supports(str)) // expected-error {{expression is not a string literal}}
  14     a(str);
  15
  16   if (__builtin_cpu_is("int")) // expected-error {{invalid cpu name for builtin}}
  17     a("intel");
  18
  19   (void)__builtin_cpu_is("x86-64");    // expected-error {{invalid cpu name for builtin}}
  20   (void)__builtin_cpu_is("x86-64-v2"); // expected-error {{invalid cpu name for builtin}}
  21   (void)__builtin_cpu_is("x86-64-v3"); // expected-error {{invalid cpu name for builtin}}
  22   (void)__builtin_cpu_is("x86-64-v4"); // expected-error {{invalid cpu name for builtin}}
  23
  24   (void)__builtin_cpu_supports("x86-64");
  25   (void)__builtin_cpu_supports("x86-64-v2");
  26   (void)__builtin_cpu_supports("x86-64-v3");
  27   (void)__builtin_cpu_supports("x86-64-v4");
  28   (void)__builtin_cpu_supports("x86-64-v5"); // expected-error {{invalid cpu feature string for builtin}}
  29 #else
  30   if (__builtin_cpu_supports("vsx")) // expected-error {{use of unknown builtin}}
  31     a("vsx");
  32
  33   if (__builtin_cpu_is("pwr9")) // expected-error {{use of unknown builtin}}
  34     a("pwr9");
  35 #endif
  36
  37   return 0;
  38 }