File: microsoft-abi-vbase-dtor.cpp

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (25 lines) | stat: -rw-r--r-- 1,076 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
// RUN: %clang_cc1 -std=c++17 -emit-llvm %s -triple x86_64-windows-msvc -o - | FileCheck %s

// Make sure virtual base base destructors get referenced and emitted if
// necessary when the complete ("vbase") destructor is emitted. In this case,
// clang previously did not emit ~DefaultedDtor.
struct HasDtor { ~HasDtor(); };
struct DefaultedDtor {
  ~DefaultedDtor() = default;
  HasDtor o;
};
struct HasCompleteDtor : virtual DefaultedDtor {
  ~HasCompleteDtor();
};
void useCompleteDtor(HasCompleteDtor *p) { delete p; }

// CHECK-LABEL: define dso_local void @"?useCompleteDtor@@YAXPEAUHasCompleteDtor@@@Z"(ptr noundef %p)
// CHECK: call void @"??_DHasCompleteDtor@@QEAAXXZ"({{.*}})

// CHECK-LABEL: define linkonce_odr dso_local void @"??_DHasCompleteDtor@@QEAAXXZ"(ptr {{[^,]*}} %this)
// CHECK: call void @"??1HasCompleteDtor@@QEAA@XZ"({{.*}})
// CHECK: call void @"??1DefaultedDtor@@QEAA@XZ"({{.*}})

// CHECK-LABEL: define linkonce_odr dso_local void @"??1DefaultedDtor@@QEAA@XZ"(ptr {{[^,]*}} %this)
// CHECK: call void @"??1HasDtor@@QEAA@XZ"(ptr {{[^,]*}} %{{.*}})