1// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
2// expected-no-diagnostics
3
4// Test that the alignment of a empty direct base class is correctly
5// inherited by the derived class.
6
7struct A {
8} __attribute__ ((aligned(16)));
9
10static_assert(__alignof(A) == 16, "A should be aligned to 16 bytes");
11
12struct B1 : public A {
13};
14
15static_assert(__alignof(B1) == 16, "B1 should be aligned to 16 bytes");
16
17struct B2 : public A {
18} __attribute__ ((aligned(2)));
19
20static_assert(__alignof(B2) == 16, "B2 should be aligned to 16 bytes");
21
22struct B3 : public A {
23} __attribute__ ((aligned(4)));
24
25static_assert(__alignof(B3) == 16, "B3 should be aligned to 16 bytes");
26
27struct B4 : public A {
28} __attribute__ ((aligned(8)));
29
30static_assert(__alignof(B4) == 16, "B4 should be aligned to 16 bytes");
31
32struct B5 : public A {
33} __attribute__ ((aligned(16)));
34
35static_assert(__alignof(B5) == 16, "B5 should be aligned to 16 bytes");
36
37struct B6 : public A {
38} __attribute__ ((aligned(32)));
39
40static_assert(__alignof(B6) == 32, "B6 should be aligned to 32 bytes");
41
42