gcc/testsuite/gcc.target/powerpc/float128-3.c

   1 /* { dg-do compile { target { powerpc*-*-linux* } } } */
   2 /* { dg-options "-O2 -mvsx -mno-float128" } */
   3 /* { dg-require-effective-target powerpc_vsx } */
   4
   5 /* Test that we can use #pragma GCC target to enable -mfloat128.  */
   6
   7 #ifdef __FLOAT128__
   8 #error "-mno-float128 should disable initially defining __FLOAT128__"
   9 #endif
  10
  11 #pragma GCC target("float128")
  12
  13 #ifndef __FLOAT128__
  14 #error "#pragma GCC target(\"float128\") should enable -mfloat128"
  15 #endif
  16
  17 __float128
  18 qadd (__float128 a, __float128 b)
  19 {
  20   return a+b;
  21 }