diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-04-11 17:15:47 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-04-11 17:15:47 +0000 |
| commit | e51b4c73b2c7f6cc7b34df561734378d42d93e38 (patch) | |
| tree | 1b7c0a6ec56ef768e30e5aefbb8f962556f53a6e /libgomp | |
| parent | 236594e67223792058724995f3f2d2940691edb7 (diff) | |
PR libgomp/80394
* omp-low.c (scan_omp_task): Don't optimize away empty tasks
if they have any depend clauses.
* testsuite/libgomp.c/pr80394.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246849 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgomp')
| -rw-r--r-- | libgomp/ChangeLog | 5 | ||||
| -rw-r--r-- | libgomp/testsuite/libgomp.c/pr80394.c | 22 |
2 files changed, 27 insertions, 0 deletions
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 5beaaa7cfba9..67351ae7d11b 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,8 @@ +2017-04-11 Jakub Jelinek <jakub@redhat.com> + + PR libgomp/80394 + * testsuite/libgomp.c/pr80394.c: New test. + 2017-04-04 Jakub Jelinek <jakub@redhat.com> PR libgomp/79876 diff --git a/libgomp/testsuite/libgomp.c/pr80394.c b/libgomp/testsuite/libgomp.c/pr80394.c new file mode 100644 index 000000000000..6c5a74018515 --- /dev/null +++ b/libgomp/testsuite/libgomp.c/pr80394.c @@ -0,0 +1,22 @@ +/* PR libgomp/80394 */ + +int +main () +{ + int x = 0; + #pragma omp parallel shared(x) + #pragma omp single + { + #pragma omp task depend(inout: x) + { + for (int i = 0; i < 100000; i++) + asm volatile ("" : : : "memory"); + x += 5; + } + #pragma omp task if (0) depend(inout: x) + ; + if (x != 5) + __builtin_abort (); + } + return 0; +} |