36 lines · cpp
1// RUN: %clang_cc1 %s -fno-rtti -triple=i386-pc-win32 -emit-llvm -o %t.ll -fdump-vtable-layouts >%t2// RUN: FileCheck %s < %t3// RUN: FileCheck --check-prefix=MANGLING %s < %t.ll4 5struct A {6 virtual void f();7};8 9struct B {10 virtual void g() = 0;11 virtual void h();12};13 14struct C : A, B {15 // CHECK-LABEL: VFTable for 'A' in 'C' (1 entry)16 // CHECK-NEXT: 0 | void A::f()17 18 // CHECK-LABEL: VFTable for 'B' in 'C' (2 entries)19 // CHECK-NEXT: 0 | void C::g()20 // CHECK-NEXT: 1 | void B::h()21 22 // CHECK-LABEL: VFTable indices for 'C' (1 entry).23 // CHECK-NEXT: via vfptr at offset 424 // CHECK-NEXT: 0 | void C::g()25 26 // MANGLING-DAG: @"??_7C@@6BA@@@"27 // MANGLING-DAG: @"??_7C@@6BB@@@"28 29 // Overrides only the right child's method (B::g),30 // needs this adjustment but not thunks.31 virtual void g();32};33 34C c;35void build_vftable(C *obj) { obj->g(); }36