gcc/testsuite/gcc.target/i386/20030217-1.c

   1 /* Test whether denormal floating point constants in hexadecimal notation
   2    are parsed correctly.  */
   3 /* { dg-do run } */
   4 /* { dg-options "-std=c99" } */
   5 /* { dg-require-effective-target large_long_double } */
   6
   7 long double d = 0x0.0000003ffffffff00000p-16357L;
   8 long double e = 0x0.0000003ffffffff00000p-16356L;
   9
  10 extern void abort (void);
  11 extern void exit (int);
  12
  13 int
  14 main (void)
  15 {
  16   if (d != e / 2.0)
  17     abort ();
  18   exit (0);
  19 }