gcc/testsuite/gcc.dg/float-range-1.c

   1 /* Floating constants outside the range of their type should receive a
   2    pedwarn, not a warning.  */
   3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
   4 /* { dg-do compile } */
   5 /* { dg-options "-ansi -pedantic-errors" } */
   6
   7 void
   8 f (void)
   9 {
  10   float a = 1e+100000000f; /* { dg-error "error: floating constant exceeds range of 'float'" } */
  11   double b = 1e+100000000; /* { dg-error "error: floating constant exceeds range of 'double'" } */
  12   long double c = 1e+100000000l; /* { dg-error "error: floating constant exceeds range of 'long double'" } */
  13 }