diff options
Diffstat (limited to 'libgomp/testsuite/libgomp.c/copyin-3.c')
-rw-r--r-- | libgomp/testsuite/libgomp.c/copyin-3.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/copyin-3.c b/libgomp/testsuite/libgomp.c/copyin-3.c new file mode 100644 index 000000000..86b0d691f --- /dev/null +++ b/libgomp/testsuite/libgomp.c/copyin-3.c @@ -0,0 +1,42 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ +/* { dg-require-effective-target tls_runtime } */ + +#include <omp.h> +#include <stdlib.h> + +int thr; +#pragma omp threadprivate (thr) + +int +test (int l) +{ + return l || (thr != omp_get_thread_num () * 2); +} + +int +main (void) +{ + int l = 0; + + omp_set_dynamic (0); + omp_set_num_threads (6); + + thr = 8; + /* Broadcast the value to all threads. */ +#pragma omp parallel copyin (thr) + ; + +#pragma omp parallel reduction (||:l) + { + /* Now test if the broadcast succeeded. */ + l = thr != 8; + thr = omp_get_thread_num () * 2; +#pragma omp barrier + l = test (l); + } + + if (l) + abort (); + return 0; +} |