Mercurial > hg > CbC > CbC_gcc
view libgomp/testsuite/libgomp.c++/taskloop-5.C @ 144:8f4e72ab4e11
fix segmentation fault caused by nothing next cur_op to end
author | Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp> |
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date | Sun, 23 Dec 2018 21:23:56 +0900 |
parents | 04ced10e8804 |
children |
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#include <omp.h> __attribute__((noinline, noclone)) void foo (int &b) { #pragma omp parallel #pragma omp single { bool f = false; #pragma omp taskloop firstprivate (b, f) for (int i = 0; i < 30; i++) { int q = omp_get_thread_num (); if (!f) { if (b != 2) __builtin_abort (); } else if (b != 8 * q) __builtin_abort (); b = 8 * q; f = true; } } int n; #pragma omp parallel #pragma omp single { bool f = false; #pragma omp taskloop firstprivate (f) lastprivate (b, n) for (int i = 0; i < 30; i++) { int q = omp_get_thread_num (); if (f && b != 8 * q) __builtin_abort (); b = 8 * q; n = q; f = true; } } if (b != 8 * n) __builtin_abort (); b = 9; #pragma omp parallel #pragma omp single { bool f = false; #pragma omp taskloop firstprivate (b, f) lastprivate (b, n) for (int i = 0; i < 30; i++) { int q = omp_get_thread_num (); if (!f) { if (b != 9) __builtin_abort (); } else if (b != 11 * q) __builtin_abort (); b = 11 * q; n = q; f = true; } } if (b != 11 * n) __builtin_abort (); } int main () { int b = 2; foo (b); }