gcc/testsuite/gcc.dg/c11-float-4.c

   1 /* Test infinity and NaN macros not defined for C11.  */
   2 /* { dg-do preprocess } */
   3 /* { dg-options "-std=c11 -pedantic-errors" } */
   4
   5 #include <float.h>
   6
   7 #ifdef INFINITY
   8 #error "INFINITY defined"
   9 #endif
  10
  11 #ifdef NAN
  12 #error "NAN defined"
  13 #endif
  14
  15 #ifdef FLT_SNAN
  16 #error "FLT_SNAN defined"
  17 #endif
  18
  19 #ifdef DBL_SNAN
  20 #error "DBL_SNAN defined"
  21 #endif
  22
  23 #ifdef LDBL_SNAN
  24 #error "LDBL_SNAN defined"
  25 #endif