/* PR middle-end/106449 */ /* { dg-do run } */ void foo (void) { int a[1024], *b[65536]; int *p, *q, **r = &b[0], i; #pragma omp simd collapse(2) linear(r : 2) for (p = &a[0]; p < &a[512]; p++) for (q = p + 64; q < p + 128; q++) { *r++ = p; *r++ = q; } for (i = 0; i < 32768; i++) if (b[2 * i] != &a[i / 64] || b[2 * i + 1] != &a[(i / 64) + 64 + (i % 64)]) __builtin_abort (); } void bar (int n, int m) { int a[1024], *b[65536]; int *p, *q, **r = &b[0], i; #pragma omp parallel for simd collapse(2) linear(r : 2) for (p = &a[0]; p < &a[512]; p++) for (q = p + n; q < p + m; q++) { *r++ = p; *r++ = q; } for (i = 0; i < 32768; i++) if (b[2 * i] != &a[i / 64] || b[2 * i + 1] != &a[(i / 64) + 64 + (i % 64)]) __builtin_abort (); } void baz (int n, int m) { int a[1024], *b[8192]; int *p, *q, **r = &b[0], i; #pragma omp parallel for simd collapse(2) linear(r : 2) for (p = &a[0]; p < &a[512]; p += 4) for (q = p + n; q < p + m; q += 2) { *r++ = p; *r++ = q; } for (i = 0; i < 4096; i++) if (b[2 * i] != &a[(i / 32) * 4] || b[2 * i + 1] != &a[(i / 32) * 4 + 64 + (i % 32) * 2]) __builtin_abort (); } int main () { foo (); bar (64, 128); baz (64, 128); return 0; }