Mercurial > hg > CbC > CbC_gcc
view libgomp/testsuite/libgomp.c/thread-limit-2.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do run } */ /* { dg-set-target-env-var OMP_THREAD_LIMIT "9" } */ #include <stdlib.h> #include <unistd.h> #include <omp.h> int main () { if (omp_get_thread_limit () != 9) return 0; omp_set_dynamic (0); #pragma omp parallel num_threads (8) if (omp_get_num_threads () != 8) abort (); #pragma omp parallel num_threads (16) if (omp_get_num_threads () > 9) abort (); #pragma omp target if (0) #pragma omp teams thread_limit (6) { if (omp_get_thread_limit () > 6) abort (); if (omp_get_thread_limit () == 6) { omp_set_dynamic (0); omp_set_nested (1); #pragma omp parallel num_threads (3) if (omp_get_num_threads () != 3) abort (); #pragma omp parallel num_threads (3) if (omp_get_num_threads () != 3) abort (); #pragma omp parallel num_threads (8) if (omp_get_num_threads () > 6) abort (); #pragma omp parallel num_threads (6) if (omp_get_num_threads () != 6) abort (); int cnt = 0; #pragma omp parallel num_threads (5) #pragma omp parallel num_threads (5) #pragma omp parallel num_threads (2) { int v; #pragma omp atomic capture v = ++cnt; if (v > 6) abort (); usleep (10000); #pragma omp atomic --cnt; } } } return 0; }