diff options
Diffstat (limited to 'clang/test/SemaCXX/attr-cxx0x.cpp')
-rw-r--r-- | clang/test/SemaCXX/attr-cxx0x.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/attr-cxx0x.cpp b/clang/test/SemaCXX/attr-cxx0x.cpp new file mode 100644 index 0000000..4281895 --- /dev/null +++ b/clang/test/SemaCXX/attr-cxx0x.cpp @@ -0,0 +1,32 @@ +// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s + +int align_illegal alignas(3); //expected-error {{requested alignment is not a power of 2}} +char align_big alignas(int); +int align_small alignas(1); // FIXME: this should be rejected +int align_multiple alignas(1) alignas(8) alignas(1); + +struct align_member { + int member alignas(8); +}; + +template <unsigned A> struct alignas(A) align_class_template {}; + +// FIXME: these should not error +template <typename... T> alignas(T...) struct align_class_temp_pack_type {}; // expected-error{{pack expansions in alignment specifiers are not supported yet}} +template <unsigned... A> alignas(A...) struct align_class_temp_pack_expr {}; // expected-error{{pack expansions in alignment specifiers are not supported yet}} + +typedef char align_typedef alignas(8); +template<typename T> using align_alias_template = align_typedef; + +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(align_member) == 8, "quuux's alignment is wrong"); +static_assert(sizeof(align_member) == 8, "quuux's size is wrong"); +static_assert(alignof(align_typedef) == 8, "typedef's alignment is wrong"); +static_assert(alignof(align_class_template<8>) == 8, "template's alignment is wrong"); +static_assert(alignof(align_class_template<16>) == 16, "template's alignment is wrong"); +// FIXME: enable these tests +// static_assert(alignof(align_class_temp_pack_type<short, int, long>) == alignof(long), "template's alignment is wrong"); +// static_assert(alignof(align_class_temp_pack_expr<8, 16, 32>) == 32, "template's alignment is wrong"); +static_assert(alignof(align_alias_template<int>) == 8, "alias template's alignment is wrong"); |