/* PR tree-optimization/68128 */ /* { dg-do compile } */ /* { dg-options "-Ofast -fopenmp -fdump-tree-vect-details" } */ /* { dg-additional-options "-mavx" { target i?86-*-* x86_64-*-* } } */ /* Make sure the following loop is vectorized even when not using firstprivate variables for scalar vars that are not modified in the parallel region. */ void foo (float *u, float v, float w, float x, float y, float z, float t) { int i, j, k, l; float a, *b, c, s, e; #pragma omp parallel for private (i, j, k, l, a, b, c, s, e) for (j = 0; j < 1024; j++) { k = j * 64; l = j * 64 + 63; a = v + j * w; b = u + j * 64; for (i = k; i <= l; i++, b++, a += w) { c = a * a + y; s = (1.f - c * x) * (1.f - c * x); e = t * (1 / __builtin_sqrtf (c)) * s; *b += (c < z ? e : 0); } } } /* { dg-final { scan-tree-dump "vectorized 1 loops in function" "vect" { target i?86-*-* x86_64-*-* } } } */