xref: /aosp_15_r20/external/clang/test/SemaCXX/offsetof-0x.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fsyntax-only -std=c++11 -verify %s -Winvalid-offsetof
2*67e74705SXin Li 
3*67e74705SXin Li struct NonPOD {
4*67e74705SXin Li   virtual void f();
5*67e74705SXin Li   int m;
6*67e74705SXin Li };
7*67e74705SXin Li 
8*67e74705SXin Li struct P {
9*67e74705SXin Li   NonPOD fieldThatPointsToANonPODType;
10*67e74705SXin Li };
11*67e74705SXin Li 
f()12*67e74705SXin Li void f() {
13*67e74705SXin Li   int i = __builtin_offsetof(P, fieldThatPointsToANonPODType.m); // expected-warning{{offset of on non-standard-layout type 'P'}}
14*67e74705SXin Li }
15*67e74705SXin Li 
16*67e74705SXin Li struct StandardLayout {
17*67e74705SXin Li   int x;
StandardLayoutStandardLayout18*67e74705SXin Li   StandardLayout() {}
19*67e74705SXin Li };
20*67e74705SXin Li int o = __builtin_offsetof(StandardLayout, x); // no-warning
21