gcc/testsuite/g++.dg/pr60969.C

   1 /* { dg-do compile { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   2 /* { dg-options "-O2 -ftree-vectorize -march=pentium4 -mfpmath=387" } */
   3
   4 struct A
   5 {
   6   float f, g, h, k;
   7   A () {}
   8   A (float v0, float x, float y) : f(v0), g(x), h(y), k(0.0f) {}
   9   A bar (A &a, float t) { return A (f + a.f * t, g + a.g * t, h + a.h * t); }
  10 };
  11
  12 A
  13 baz (A &x, A &y, float t)
  14 {
  15   return x.bar (y, t);
  16 }
  17
  18 A *
  19 foo (A &s, A &t, A &u, A &v, int y, int z)
  20 {
  21   A *x = new A[y * z];
  22   for (int i = 0; i < 7; i++)
  23     {
  24       A s = baz (s, u, i / (float) z);
  25       A t = baz (t, v, i / (float) z);
  26       for (int j = 0; j < 7; j++)
  27         x[i * y + j] = baz (s, t, j / (float) y);
  28     }
  29   return x;
  30 }
  31
  32 /* { dg-final { scan-assembler-not "%mm" } } */