28 lines
1.1 KiB
C++
28 lines
1.1 KiB
C++
// 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 (...)**)
|