1 // RUN: clang-cc -triple x86_64-unknown-unknown %s -fsyntax-only -verify 2 3 #define SA(n, p) int a##n[(p) ? 1 : -1] 4 5 struct A { int a; }; 6 SA(0, sizeof(A) == 4); 7 8 struct B { }; 9 SA(1, sizeof(B) == 1); 10 11 struct C : A, B { }; 12 SA(2, sizeof(C) == 4); 13 14 struct D { }; 15 struct E : D { }; 16 struct F : E { }; 17 18 struct G : E, F { }; 19 SA(3, sizeof(G) == 2); 20