| // RUN: %libomp-compile-and-run |
| |
| // Support for collapse of non-rectangular loop nests was added in GCC 11 |
| // UNSUPPORTED: gcc-4, gcc-5, gcc-6, gcc-7, gcc-8, gcc-9, gcc-10 |
| |
| #include <stdio.h> |
| |
| #define N 3 |
| |
| int arr[N][N][N]; |
| int main() { |
| #pragma omp for collapse(3) |
| for (unsigned int i = 0; i < N; ++i) |
| for (unsigned int j = i; j < N; ++j) |
| for (unsigned int k = j; k < N; ++k) |
| arr[i][j][k] = 1; |
| int num_failed = 0; |
| for (unsigned int i = 0; i < N; ++i) |
| for (unsigned int j = 0; j < N; ++j) |
| for (unsigned int k = 0; k < N; ++k) |
| if (arr[i][j][k] == (j >= i && k >= j) ? 0 : 1) |
| ++num_failed; |
| |
| return num_failed; |
| } |