27 lines · cpp
1// RUN: %clang_cc1 -triple i686-pc-win32 -std=c++11 -vtordisp-mode=0 -DVTORDISP_MODE=0 %s -verify2// RUN: %clang_cc1 -triple i686-pc-win32 -std=c++11 -vtordisp-mode=1 -DVTORDISP_MODE=1 %s -verify3// RUN: %clang_cc1 -triple i686-pc-win32 -std=c++11 -vtordisp-mode=2 -DVTORDISP_MODE=2 %s -verify4 5// expected-no-diagnostics6 7struct A {8 A();9 virtual void foo();10};11 12// At /vd1, there is a vtordisp before A.13struct B : virtual A {14 B();15 virtual void foo();16 virtual void bar();17};18 19// At /vd2, there is a vtordisp before B, but only because it has its own20// vftable.21struct C : virtual B {22 C();23};24 25// There are two vfptrs, two vbptrs, and some number of vtordisps.26static_assert(sizeof(C) == 2 * 4 + 2 * 4 + 4 * VTORDISP_MODE, "size mismatch");27