copy-assign-synthesis-1.cpp
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -emit-llvm %s -o - | \
// RUN: FileCheck %s
// RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -emit-llvm %s -o - | \
// RUN: FileCheck %s
extern "C" int printf(...);
struct B {
B() : B1(3.14), B2(3.15), auB2(3.16) {}
float B1;
float B2;
void pr() {
printf("B1 = %f B2 = %f auB1 = %f\n", B1, B2, auB1);
}
B& operator=(const B& arg) { B1 = arg.B1; B2 = arg.B2;
auB1 = arg.auB1; return *this; }
union {
float auB1;
float auB2;
};
};
struct M {
M() : M1(10), M2(11) , auM1(12) {}
int M1;
int M2;
void pr() {
printf("M1 = %d M2 = %d auM1 = %d auM2 = %d\n", M1, M2, auM1, auM2);
}
union {
int auM1;
int auM2;
};
};
struct N : B {
N() : N1(20), N2(21) {}
int N1;
int N2;
void pr() {
printf("N1 = %d N2 = %d\n", N1, N2);
for (unsigned i = 0; i < 3; i++)
for (unsigned j = 0; j < 2; j++)
printf("arr_b[%d][%d] = %f\n", i,j,arr_b[i][j].B1);
B::pr();
}
N& operator=(const N& arg) {
N1 = arg.N1; N2 = arg.N2;
for (unsigned i = 0; i < 3; i++)
for (unsigned j = 0; j < 2; j++)
arr_b[i][j] = arg.arr_b[i][j];
return *this;
}
B arr_b[3][2];
};
struct Q : B {
Q() : Q1(30), Q2(31) {}
int Q1;
int Q2;
void pr() {
printf("Q1 = %d Q2 = %d\n", Q1, Q2);
}
};
struct X : M , N {
X() : d(0.0), d1(1.1), d2(1.2), d3(1.3) {}
double d;
double d1;
double d2;
double d3;
void pr() {
printf("d = %f d1 = %f d2 = %f d3 = %f\n", d, d1,d2,d3);
M::pr(); N::pr();
q1.pr(); q2.pr();
}
Q q1, q2;
};
X srcX;
X dstX;
X dstY;
int main() {
dstY = dstX = srcX;
srcX.pr();
dstX.pr();
dstY.pr();
}
// CHECK: define linkonce_odr dereferenceable({{[0-9]+}}) %struct.X* @_ZN1XaSERKS_