clang/test/Sema/attr-min-vector-width.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify %s
   2
   3 int i;
   4 void f(void) __attribute__((__min_vector_width__(i))); /* expected-error {{'__min_vector_width__' attribute requires an integer constant}} */
   5
   6 void f2(void) __attribute__((__min_vector_width__(128)));
   7
   8 void f3(void) __attribute__((__min_vector_width__(128), __min_vector_width__(256))); /* expected-warning {{attribute '__min_vector_width__' is already applied with different arguments}} */
   9
  10 void f4(void) __attribute__((__min_vector_width__())); /* expected-error {{'__min_vector_width__' attribute takes one argument}} */
  11
  12 void f5(void) __attribute__((__min_vector_width__(128, 256))); /* expected-error {{'__min_vector_width__' attribute takes one argument}} */
  13
  14 void f6(void) {
  15   int x __attribute__((__min_vector_width__(128))) = 0; /* expected-error {{'__min_vector_width__' attribute only applies to functions}} */
  16 }