gcc/testsuite/gcc.dg/iec-559-macros-5.c

   1 /* Test __GCC_IEC_559 and __GCC_IEC_559_COMPLEX macros values.  */
   2 /* { dg-do preprocess } */
   3 /* { dg-options "-fno-signed-zeros" } */
   4
   5 #ifndef __GCC_IEC_559
   6 # error "__GCC_IEC_559 not defined"
   7 #endif
   8 #ifndef __GCC_IEC_559_COMPLEX
   9 # error "__GCC_IEC_559_COMPLEX not defined"
  10 #endif
  11 #if __GCC_IEC_559_COMPLEX > __GCC_IEC_559
  12 # error "__GCC_IEC_559_COMPLEX > __GCC_IEC_559"
  13 #endif
  14 #if __GCC_IEC_559_COMPLEX < 0
  15 # error "__GCC_IEC_559_COMPLEX < 0"
  16 #endif
  17
  18 #if __GCC_IEC_559 != 0
  19 # error "__GCC_IEC_559 != 0 with -fno-signed-zeros"
  20 #endif
  21 #if __GCC_IEC_559_COMPLEX != 0
  22 # error "__GCC_IEC_559_COMPLEX != 0 with -fno-signed-zeros"
  23 #endif