gcc-4.9/gcc/testsuite/gcc.target/aarch64/fmovd-zero.c


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/* { dg-do compile } */
/* { dg-options "-O2" } */

void
foo (double *output)
{
  *output = 0.0;
}

/* { dg-final { scan-assembler "fmov\\td\[0-9\]+, xzr" } } */