| Eli Friedman | cd06f26 | 2013-06-26 20:50:34 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify -triple i686-apple-darwin9 -std=c++11 %s |
| 2 | // expected-no-diagnostics | ||||
| 3 | |||||
| 4 | #pragma ms_struct on | ||||
| 5 | |||||
| 6 | struct A { | ||||
| 7 | unsigned long a:4; | ||||
| 8 | unsigned char b; | ||||
| Eli Friedman | cd06f26 | 2013-06-26 20:50:34 +0000 | [diff] [blame] | 9 | }; |
| 10 | |||||
| 11 | struct B : public A { | ||||
| 12 | unsigned long c:16; | ||||
| 13 | int d; | ||||
| 14 | B(); | ||||
| 15 | }; | ||||
| 16 | |||||
| 17 | static_assert(__builtin_offsetof(B, d) == 12, | ||||
| 18 | "We can't allocate the bitfield into the padding under ms_struct"); | ||||