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| author | Jakub Jelinek <jakub@redhat.com> | 2020-05-30 14:02:56 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2020-05-30 14:02:56 +0200 |
| commit | 05e4db63d044ee235d2fbfab8b0bb9fbdfb18315 (patch) | |
| tree | 9fced1a49c8dd58c725d9c8a5bcf98164da2b830 /libgomp/allocator.c | |
| parent | 850533ab160ef40eccfd039e1e3b138cf26e76b8 (diff) | |
| download | gcc-05e4db63d044ee235d2fbfab8b0bb9fbdfb18315.zip gcc-05e4db63d044ee235d2fbfab8b0bb9fbdfb18315.tar.gz gcc-05e4db63d044ee235d2fbfab8b0bb9fbdfb18315.tar.bz2 | |
openmp: omp_alloc(0, ...) should return NULL.
2020-05-30 Jakub Jelinek <jakub@redhat.com>
* allocator.c (omp_alloc): For size == 0, return NULL early.
* testsuite/libgomp.c-c++-common/alloc-4.c: New test.
Diffstat (limited to 'libgomp/allocator.c')
| -rw-r--r-- | libgomp/allocator.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgomp/allocator.c b/libgomp/allocator.c index 8592de6..66308ab 100644 --- a/libgomp/allocator.c +++ b/libgomp/allocator.c @@ -201,6 +201,9 @@ omp_alloc (size_t size, omp_allocator_handle_t allocator) size_t alignment, new_size; void *ptr, *ret; + if (__builtin_expect (size == 0, 0)) + return NULL; + retry: if (allocator == omp_null_allocator) { |