gcc/testsuite/gcc.target/i386/builtin-copysign.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 #define TEST_SET(MODE, CEXT)                                            \
   5 MODE test1##CEXT(MODE a) { return -a; }                                 \
   6 MODE test2##CEXT(MODE a) { return __builtin_fabs##CEXT(a); }            \
   7 MODE test3##CEXT(MODE a) { return __builtin_copysign##CEXT(a, 0.0); }   \
   8 MODE test4##CEXT(MODE a) { return __builtin_copysign##CEXT(a, -1.0); }  \
   9 MODE test5##CEXT(MODE a, MODE b) { return __builtin_copysign##CEXT(a, b); }
  10
  11 TEST_SET (float, f)
  12 TEST_SET (double, )
  13 TEST_SET (long double, l)
  14 TEST_SET (__float128, q)