clang/test/CodeGenCXX/cxx-abi-switch.cpp

   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
  22 B::B(int *i) : i_(i) {}
  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)