gcc/testsuite/gcc.dg/builtins-16.c

   1 /* Copyright (C) 2003  Free Software Foundation.
   2
   3    Verify that all the __builtin_cabs? functions are recognized
   4    by the compiler.  Complex numbers are not supported with the
   5    gcc.dg default "-pedantic-errors" option, so the dg-options
   6    overrides this.
   7
   8    Written by Roger Sayle, 1st June 2003.  */
   9
  10 /* { dg-do compile } */
  11 /* { dg-options "-O -ansi" } */
  12 /* { dg-final { scan-assembler-not "__builtin_" } } */
  13
  14 double test(__complex__ double x)
  15 {
  16   return __builtin_cabs (x);
  17 }
  18
  19 float testf(__complex__ float x)
  20 {
  21   return __builtin_cabsf (x);
  22 }
  23
  24 long double testl(__complex__ long double x)
  25 {
  26   return __builtin_cabsl (x);
  27 }
  28