gcc/testsuite/gcc.target/i386/pr59390_2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-std=c99 -O3 -mfma" } */
   3
   4 extern double fma (double, double, double);
   5 void fun() __attribute__((target("fma")));
   6
   7 void
   8 other_fun(double *restrict out, double * restrict a, double * restrict b, double * restrict c, int n)
   9 {
  10     int i;
  11     for (i = 0; i < n; i++) {
  12         out[i] = fma(a[i], b[i], c[i]);
  13     }
  14 }
  15
  16 /* { dg-final { scan-assembler "vfmadd" } } */