gcc/testsuite/gcc.dg/c2x-has-c-attribute-4.c

   1 /* Test __has_c_attribute.  Test syntax errors.  */
   2 /* { dg-do preprocess } */
   3 /* { dg-options "-std=c2x -pedantic-errors" } */
   4
   5 #if __has_c_attribute /* { dg-error "missing '\\('" } */
   6 #endif
   7
   8 #if __has_c_attribute 0 /* { dg-error "missing '\\('" } */
   9 #endif
  10
  11 #if __has_c_attribute (0 /* { dg-error "requires an identifier" } */
  12 #endif
  13
  14 #if __has_c_attribute (x /* { dg-error "missing '\\)'" } */
  15 #endif
  16
  17 #if __has_c_attribute (x::0) /* { dg-error "required after scope" } */
  18 #endif