gcc/testsuite/gcc.target/arm/fp16-unprototyped-1.c

   1 /* Test promotion of __fp16 to double as arguments to unprototyped
   2    function in another compilation unit.  */
   3
   4 /* { dg-do run } */
   5 /* { dg-options "-mfp16-format=ieee" } */
   6 /* { dg-additional-sources "fp16-unprototyped-2.c" } */
   7
   8 #include <stdlib.h>
   9
  10 extern int f ();
  11
  12 static __fp16 x = 42.0;
  13 static __fp16 y = -42.0;
  14
  15 int
  16 main (void)
  17 {
  18   if (!f (x, y))
  19     abort ();
  20   return 0;
  21 }