/* { dg-do run } */ /* { dg-options "-O2" } */ /* { dg-additional-options "-msse2" { target sse2_runtime } } */ /* { dg-additional-options "-mavx" { target avx_runtime } } */ static inline void foo (int *b, int *i, int *j, int x) { *b = *b + x + (*i - *i) + (*j - *j); } int main () { int i, j, b, c = 0; i = 4; j = 4; b = 7; #pragma omp simd linear(b:2) reduction(+:c) for (i = 0; i < 64; i++) { c = c + (b != 7 + 2 * i); foo (&b, &i, &j, 2); } if (c || i != 64 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp simd linear(b:3) reduction(+:c) for (i = 0; i < 64; i += 4) { c = c + (b != 7 + i / 4 * 3); foo (&b, &i, &j, 3); } if (c || i != 64 || b != 7 + 16 * 3) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp simd linear(i) linear(b:2) reduction(+:c) for (i = 0; i < 64; i++) { c = c + (b != 7 + 2 * i); foo (&b, &i, &j, 2); } if (c || i != 64 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp simd linear(i:4) linear(b:3) reduction(+:c) for (i = 0; i < 64; i += 4) { c = c + (b != 7 + i / 4 * 3); foo (&b, &i, &j, 3); } if (c || i != 64 || b != 7 + 16 * 3) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp simd collapse (2) linear(b:2) reduction(+:c) for (i = 0; i < 8; i++) for (j = 0; j < 8; j++) { c = c + (b != 7 + 2 * j + 2 * 8 * i); foo (&b, &i, &j, 2); } if (c || i != 8 || j != 8 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp simd collapse (2) lastprivate (i, j) linear(b:2) reduction(+:c) for (i = 0; i < 8; i++) for (j = 0; j < 8; j++) { c = c + (b != 7 + 2 * j + 2 * 8 * i); foo (&b, &i, &j, 2); } if (c || i != 8 || j != 8 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd schedule (static, 4) linear(b:2) reduction(+:c) for (i = 0; i < 64; i++) { c = c + (b != 7 + 2 * i); foo (&b, &i, &j, 2); } if (c || i != 64 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd schedule (static, 4) linear(b:3) reduction(+:c) for (i = 0; i < 64; i += 4) { c = c + (b != 7 + i / 4 * 3); foo (&b, &i, &j, 3); } if (c || i != 64 || b != 7 + 16 * 3) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd schedule (static, 4) linear(i) linear(b:2) reduction(+:c) for (i = 0; i < 64; i++) { c = c + (b != 7 + 2 * i); foo (&b, &i, &j, 2); } if (c || i != 64 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd schedule (static, 4) linear(i:4) linear(b:3) reduction(+:c) for (i = 0; i < 64; i += 4) { c = c + (b != 7 + i / 4 * 3); foo (&b, &i, &j, 3); } if (c || i != 64 || b != 7 + 16 * 3) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd lastprivate (i, j) collapse (2) schedule (static, 4) linear(b:2) reduction(+:c) for (i = 0; i < 8; i++) for (j = 0; j < 8; j++) { c = c + (b != 7 + 2 * j + 2 * 8 * i); foo (&b, &i, &j, 2); } if (c || i != 8 || j != 8 || b != 7 + 64 * 2) __builtin_abort (); i = 4; j = 4; b = 7; #pragma omp parallel for simd collapse (2) schedule (static, 4) linear(b:2) reduction(+:c) for (i = 0; i < 8; i++) for (j = 0; j < 8; j++) { c = c + (b != 7 + 2 * j + 2 * 8 * i); foo (&b, &i, &j, 2); } if (c || i != 8 || j != 8 || b != 7 + 64 * 2) __builtin_abort (); return 0; }