implicit-copy-assign-operator.cpp
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// RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin10.0.0 -o - %s | FileCheck %s
struct A {
A &operator=(const A&);
A &operator=(A&);
};
struct B {
B &operator=(B&);
};
struct C {
virtual C& operator=(const C&);
};
struct POD {
int array[3][4];
};
struct CopyByValue {
CopyByValue(const CopyByValue&);
CopyByValue &operator=(CopyByValue);
};
struct D : A, B, virtual C {
int scalar;
int scalar_array[2][3];
B class_member;
C class_member_array[2][3];
POD pod_array[2][3];
union {
int x;
float f[3];
};
CopyByValue by_value;
};
void test_D(D d1, D d2) {
d1 = d2;
}
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.D* @_ZN1DaSERS_
// CHECK: {{call.*_ZN1AaSERS_}}
// CHECK: {{call.*_ZN1BaSERS_}}
// CHECK: {{call.*_ZN1CaSERKS_}}
// CHECK: {{call void @llvm.memcpy.p0i8.p0i8.i64.*i64 28}}
// CHECK: {{call.*_ZN1BaSERS_}}
// CHECK: br
// CHECK: {{call.*_ZN1CaSERKS_}}
// CHECK: {{call void @llvm.memcpy.p0i8.p0i8.i64.*i64 288}}
// CHECK: {{call void @llvm.memcpy.p0i8.p0i8.i64.*i64 12}}
// CHECK: call void @_ZN11CopyByValueC1ERKS_
// CHECK: {{call.*_ZN11CopyByValueaSES_}}
// CHECK: ret