gcc/testsuite/gcc.target/riscv/pr118146-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-march=rv64gcv -mabi=lp64d -std=gnu23 -O2" { target { rv64 } } } */
   3 /* { dg-options "-march=rv32gcv -mabi=ilp32d -std=gnu23 -O2" { target { rv32 } } } */
   4
   5 long print_halffloat_j;
   6 int *print_halffloat_block;
   7 void ftoastr(float);
   8 enum { BFLOATING_POINTvoid } print_halffloat() {
   9   union {
  10     _Float16 x;
  11     char b[];
  12   } u;
  13   print_halffloat_j = 0;
  14   for (; print_halffloat_j < sizeof(_Float16); print_halffloat_j++)
  15     u.b[print_halffloat_j] = print_halffloat_block[print_halffloat_j];
  16   ftoastr(u.x);
  17 }