gcc/testsuite/gcc.dg/torture/pr39678.c

   1 /* PR target/39678 */
   2 /* { dg-do run } */
   3 /* { dg-options "-Wno-psabi" } */
   4
   5 struct X {
   6   signed char c;
   7   __complex__ float val;
   8 };
   9
  10 struct X __attribute__((noinline))
  11 foo (float *p)
  12 {
  13   struct X x;
  14   x.c = -3;
  15   __real x.val = p[0];
  16   __imag x.val = p[1];
  17   return x;
  18 }
  19 extern void abort (void);
  20 float a[2] = { 3., -2. };
  21 int main()
  22 {
  23   struct X x = foo(a);
  24   if (x.c != -3 || __real x.val != a[0] || __imag x.val != a[1])
  25     abort ();
  26   return 0;
  27 }