diff options
Diffstat (limited to 'clang/test/Sema/alignas.c')
| -rw-r--r-- | clang/test/Sema/alignas.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/clang/test/Sema/alignas.c b/clang/test/Sema/alignas.c new file mode 100644 index 0000000..5832393 --- /dev/null +++ b/clang/test/Sema/alignas.c @@ -0,0 +1,19 @@ +// RUN: %clang_cc1 -fsyntax-only -verify -std=c1x %s + +_Alignas(3) int align_illegal; //expected-error {{requested alignment is not a power of 2}} +_Alignas(int) char align_big; +_Alignas(1) int align_small; // FIXME: this should be rejected +_Alignas(1) unsigned _Alignas(8) int _Alignas(1) align_multiple; + +struct align_member { + _Alignas(8) int member; +}; + +typedef _Alignas(8) char align_typedef; // FIXME: this should be rejected + +_Static_assert(__alignof(align_big) == __alignof(int), "k's alignment is wrong"); +_Static_assert(__alignof(align_small) == 1, "j's alignment is wrong"); +_Static_assert(__alignof(align_multiple) == 8, "l's alignment is wrong"); +_Static_assert(__alignof(struct align_member) == 8, "quuux's alignment is wrong"); +_Static_assert(sizeof(struct align_member) == 8, "quuux's size is wrong"); +_Static_assert(__alignof(align_typedef) == 8, "typedef's alignment is wrong"); |