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// RUN: %clang_cc1 -triple x86_64-unknown-unknown %s -fsyntax-only -verify
#define SA(n, p) int a##n[(p) ? 1 : -1]
struct A {
int a;
char b;
};
SA(0, sizeof(A) == 8);
struct B : A {
char c;
};
SA(1, sizeof(B) == 12);
struct C {
// Make fields private so C won't be a POD type.
private:
int a;
char b;
};
SA(2, sizeof(C) == 8);
struct D : C {
char c;
};
SA(3, sizeof(D) == 8);
struct __attribute__((packed)) E {
char b;
int a;
};
SA(4, sizeof(E) == 5);
struct __attribute__((packed)) F : E {
char d;
};
SA(5, sizeof(F) == 6);
struct G { G(); };
struct H : G { };
SA(6, sizeof(H) == 1);
struct I {
char b;
int a;
} __attribute__((packed));
SA(6_1, sizeof(I) == 5);
// PR5580
namespace PR5580 {
class A { bool iv0 : 1; };
SA(7, sizeof(A) == 1);
class B : A { bool iv0 : 1; };
SA(8, sizeof(B) == 2);
struct C { bool iv0 : 1; };
SA(9, sizeof(C) == 1);
struct D : C { bool iv0 : 1; };
SA(10, sizeof(D) == 2);
}
namespace Test1 {
// Test that we don't assert on this hierarchy.
struct A { };
struct B : A { virtual void b(); };
class C : virtual A { int c; };
struct D : virtual B { };
struct E : C, virtual D { };
class F : virtual E { };
struct G : virtual E, F { };
SA(0, sizeof(G) == 24);
}
namespace Test2 {
// Test that this somewhat complex class structure is laid out correctly.
struct A { };
struct B : A { virtual void b(); };
struct C : virtual B { };
struct D : virtual A { };
struct E : virtual B, D { };
struct F : E, virtual C { };
struct G : virtual F, A { };
struct H { G g; };
SA(0, sizeof(H) == 24);
}
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