diff options
author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
---|---|---|
committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c')
-rw-r--r-- | gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c b/gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c new file mode 100644 index 000000000..da005ea1c --- /dev/null +++ b/gcc-4.9/libgomp/testsuite/libgomp.c/icv-2.c @@ -0,0 +1,46 @@ +/* { dg-do run { target *-*-linux* *-*-gnu* *-*-freebsd* } } */ + +#ifndef _GNU_SOURCE +#define _GNU_SOURCE 1 +#endif +#include <pthread.h> +#include <omp.h> +#include <stdio.h> +#include <stdlib.h> + +pthread_barrier_t bar; + +void *tf (void *p) +{ + int l; + if (p) + omp_set_num_threads (3); + pthread_barrier_wait (&bar); + if (!p) + omp_set_num_threads (6); + pthread_barrier_wait (&bar); + omp_set_dynamic (0); + if (omp_get_max_threads () != (p ? 3 : 6)) + abort (); + l = 0; + #pragma omp parallel num_threads (6) reduction (|:l) + { + l |= omp_get_max_threads () != (p ? 3 : 6); + omp_set_num_threads ((p ? 3 : 6) + omp_get_thread_num ()); + l |= omp_get_max_threads () != ((p ? 3 : 6) + omp_get_thread_num ()); + } + if (l) + abort (); + return NULL; +} + +int +main (void) +{ + pthread_t th; + pthread_barrier_init (&bar, NULL, 2); + pthread_create (&th, NULL, tf, NULL); + tf (""); + pthread_join (th, NULL); + return 0; +} |