llvm-project/clang/test/CodeGenCXX/devirtualize-dtor-final.cpp

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C++

// RUN: %clang_cc1 -triple i386-unknown-unknown -std=c++11 %s -emit-llvm -o - | FileCheck %s
namespace Test1 {
struct A { virtual ~A() {} };
struct B final : A {};
struct C : A { virtual ~C() final {} };
struct D { virtual ~D() final = 0; };
// CHECK-LABEL: define{{.*}} void @_ZN5Test13fooEPNS_1BE
void foo(B *b) {
// CHECK: call void @_ZN5Test11BD1Ev
delete b;
}
// CHECK-LABEL: define{{.*}} void @_ZN5Test14foo2EPNS_1CE
void foo2(C *c) {
// CHECK: call void @_ZN5Test11CD1Ev
delete c;
}
// CHECK-LABEL: define{{.*}} void @_ZN5Test14evilEPNS_1DE
void evil(D *p) {
// CHECK-NOT: call void @_ZN5Test11DD1Ev
delete p;
}
}