| // RUN: clang-cc -triple x86_64-unknown-unknown %s -fsyntax-only -verify | |
| #define SA(n, p) int a##n[(p) ? 1 : -1] | |
| struct A { int a; }; | |
| SA(0, sizeof(A) == 4); | |
| struct B { }; | |
| SA(1, sizeof(B) == 1); | |
| struct C : A, B { }; | |
| SA(2, sizeof(C) == 4); | |
| struct D { }; | |
| struct E : D { }; | |
| struct F : E { }; | |
| struct G : E, F { }; | |
| SA(3, sizeof(G) == 2); |