llvm-project/clang/test/CodeGenCXX/constructor-default-arg.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 C {
C() : iC(6) {}
int iC;
};
int foo() {
return 6;
};
class X { // ...
public:
X(int) {}
X(const X&, int i = 1, int j = 2, int k = foo()) {
printf("X(const X&, %d, %d, %d)\n", i, j, k);
}
};
int main() {
X a(1);
X b(a, 2);
X c = b;
X d(a, 5, 6);
}
// CHECK: call void @_ZN1XC1ERKS_iii
// CHECK: call void @_ZN1XC1ERKS_iii
// CHECK: call void @_ZN1XC1ERKS_iii