| // RUN: %clang_cc1 -triple %itanium_abi_triple -std=c++11 -emit-llvm -o - %s | FileCheck %s |
| |
| union PR23373 { |
| PR23373(PR23373&) = default; |
| PR23373 &operator=(PR23373&) = default; |
| int n; |
| float f; |
| }; |
| extern PR23373 pr23373_a; |
| |
| PR23373 pr23373_b(pr23373_a); |
| // CHECK-LABEL: define {{.*}} @__cxx_global_var_init( |
| // CHECK: call void @llvm.memcpy.p0i8.p0i8.{{i32|i64}}({{.*}} @pr23373_b{{.*}}, {{.*}} @pr23373_a{{.*}}, [[W:i32|i64]] 4, i32 4, i1 false) |
| |
| PR23373 pr23373_f() { return pr23373_a; } |
| // CHECK-LABEL: define {{.*}} @_Z9pr23373_fv( |
| // CHECK: call void @llvm.memcpy.p0i8.p0i8.[[W]]({{.*}}, [[W]] 4, i32 4, i1 false) |
| |
| void pr23373_g(PR23373 &a, PR23373 &b) { a = b; } |
| // CHECK-LABEL: define {{.*}} @_Z9pr23373_g |
| // CHECK: call void @llvm.memcpy.p0i8.p0i8.[[W]]({{.*}}, [[W]] 4, i32 4, i1 false) |
| |
| struct A { virtual void a(); }; |
| A x(A& y) { return y; } |
| |
| // CHECK: define linkonce_odr {{.*}} @_ZN1AC1ERKS_(%struct.A* {{.*}}%this, %struct.A* dereferenceable({{[0-9]+}})) unnamed_addr |
| // CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ({ [3 x i8*] }, { [3 x i8*] }* @_ZTV1A, i32 0, inrange i32 0, i32 2) to i32 (...)**) |
