xref: /llvm-project/clang/test/CodeGenCXX/cxx-abi-switch.cpp (revision 1b9a6e58a8b831193c9e5e733f881aabe0d2d06b)
1 // Assert that the ABI switch uses the proper codegen. Fuchsia uses the
2 // "return this" ABI on constructors and destructors by default, but if we
3 // explicitly choose the generic itanium C++ ABI, we should not return "this" on
4 // ctors/dtors.
5 //
6 // RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-unknown-fuchsia -fc++-abi=itanium | FileCheck %s
7 // RUN: %clang_cc1 %s -emit-llvm -o - -triple=aarch64-unknown-fuchsia -fc++-abi=itanium | FileCheck %s
8 
9 class A {
10 public:
11   virtual ~A();
12   int x_;
13 };
14 
15 class B : public A {
16 public:
17   B(int *i);
18   virtual ~B();
19   int *i_;
20 };
21 
B(int * i)22 B::B(int *i) : i_(i) {}
~B()23 B::~B() {}
24 
25 // CHECK: define{{.*}} void @_ZN1BC2EPi(ptr {{[^,]*}} %this, ptr noundef %i)
26 // CHECK: define{{.*}} void @_ZN1BC1EPi(ptr {{[^,]*}} %this, ptr noundef %i)
27 // CHECK: define{{.*}} void @_ZN1BD2Ev(ptr {{[^,]*}} %this)
28 // CHECK: define{{.*}} void @_ZN1BD1Ev(ptr {{[^,]*}} %this)
29