| // RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 -mconstructor-aliases | FileCheck %s |
| |
| struct A { |
| A(); |
| }; |
| |
| // CHECK: @_ZN1AC1Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN1AC2Ev |
| // CHECK-LABEL: define{{.*}} void @_ZN1AC2Ev(ptr {{[^,]*}} %this) unnamed_addr |
| A::A() { } |
| |
| struct B : virtual A { |
| B(); |
| }; |
| |
| // CHECK-LABEL: define{{.*}} void @_ZN1BC2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) unnamed_addr |
| // CHECK-LABEL: define{{.*}} void @_ZN1BC1Ev(ptr {{[^,]*}} %this) unnamed_addr |
| B::B() { } |
| |
| struct C : virtual A { |
| C(bool); |
| }; |
| |
| // CHECK-LABEL: define{{.*}} void @_ZN1CC2Eb(ptr {{[^,]*}} %this, ptr noundef %vtt, i1 noundef zeroext %0) unnamed_addr |
| // CHECK-LABEL: define{{.*}} void @_ZN1CC1Eb(ptr {{[^,]*}} %this, i1 noundef zeroext %0) unnamed_addr |
| C::C(bool) { } |
| |
| // PR6251 |
| namespace PR6251 { |
| |
| // Test that we don't call the A<char> constructor twice. |
| |
| template<typename T> |
| struct A { A(); }; |
| |
| struct B : virtual A<char> { }; |
| struct C : virtual A<char> { }; |
| |
| struct D : B, C { |
| D(); |
| }; |
| |
| // CHECK-LABEL: define{{.*}} void @_ZN6PR62511DC1Ev(ptr {{[^,]*}} %this) unnamed_addr |
| // CHECK: call void @_ZN6PR62511AIcEC2Ev |
| // CHECK-NOT: call void @_ZN6PR62511AIcEC2Ev |
| // CHECK: ret void |
| D::D() { } |
| |
| } |
| |
| namespace virtualBaseAlignment { |
| |
| // Check that the store to B::x in the base constructor has an 8-byte alignment. |
| |
| // CHECK: define linkonce_odr void @_ZN20virtualBaseAlignment1BC1Ev(ptr {{[^,]*}} %[[THIS:.*]]) |
| // CHECK: %[[THIS_ADDR:.*]] = alloca ptr, align 8 |
| // CHECK: store ptr %[[THIS]], ptr %[[THIS_ADDR]], align 8 |
| // CHECK: %[[THIS1:.*]] = load ptr, ptr %[[THIS_ADDR]], align 8 |
| // CHECK: %[[X:.*]] = getelementptr inbounds %[[STRUCT_B:.*]], ptr %[[THIS1]], i32 0, i32 2 |
| // CHECK: store i32 123, ptr %[[X]], align 16 |
| |
| // CHECK: define linkonce_odr void @_ZN20virtualBaseAlignment1BC2Ev(ptr {{[^,]*}} %[[THIS:.*]], ptr noundef %{{.*}}) |
| // CHECK: %[[THIS_ADDR:.*]] = alloca ptr, align 8 |
| // CHECK: store ptr %[[THIS]], ptr %[[THIS_ADDR]], align 8 |
| // CHECK: %[[THIS1:.*]] = load ptr, ptr %[[THIS_ADDR]], align 8 |
| // CHECK: %[[X:.*]] = getelementptr inbounds %[[STRUCT_B]], ptr %[[THIS1]], i32 0, i32 2 |
| // CHECK: store i32 123, ptr %[[X]], align 8 |
| |
| struct A { |
| __attribute__((aligned(16))) double data1; |
| }; |
| |
| struct B : public virtual A { |
| B() : x(123) {} |
| double a; |
| int x; |
| }; |
| |
| struct C : public virtual B {}; |
| |
| void test() { B b; C c; } |
| |
| } |