gcc/testsuite/gcc.target/powerpc/pr57363.c

   1 /* { dg-do run { target { powerpc*-*-linux* } } } */
   2 /* { dg-options "-mlong-double-128" } */
   3
   4 /* Check if adding a qNAN and a normal long double does not generate a
   5    inexact exception.  */
   6
   7 #define _GNU_SOURCE
   8 #include <fenv.h>
   9
  10 int main(void)
  11 {
  12   double x = __builtin_nan ("");
  13   long double y = 1.1L;
  14
  15   feenableexcept (FE_INEXACT);
  16   feclearexcept (FE_ALL_EXCEPT);
  17   x = x + y;
  18   return fetestexcept(FE_INEXACT);
  19 }