// RUN: %check_clang_tidy %s bugprone-copy-constructor-init %t class NonCopyable { public: NonCopyable() = default; NonCopyable(const NonCopyable &) = delete; private: int a; }; class NonCopyable2 { public: NonCopyable2() = default; private: NonCopyable2(const NonCopyable2 &); int a; }; class Copyable { public: Copyable() = default; Copyable(const Copyable &) = default; private: int a; }; class Copyable2 { public: Copyable2() = default; Copyable2(const Copyable2 &) = default; private: int a; }; class Copyable3 : public Copyable { public: Copyable3() = default; Copyable3(const Copyable3 &) = default; }; template class Copyable4 { public: Copyable4() = default; Copyable4(const Copyable4 &) = default; private: int a; }; template class Copyable5 { public: Copyable5() = default; Copyable5(const Copyable5 &) = default; private: int a; }; class EmptyCopyable { public: EmptyCopyable() = default; EmptyCopyable(const EmptyCopyable &) = default; }; template using CopyableAlias = Copyable5; typedef Copyable5 CopyableAlias2; class X : public Copyable, public EmptyCopyable { X(const X &other) : Copyable(other) {} }; class X2 : public Copyable2 { X2(const X2 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor other than the copy constructor [bugprone-copy-constructor-init] // CHECK-FIXES: X2(const X2 &other) : Copyable2(other) {} }; class X2_A : public Copyable2 { X2_A(const X2_A &) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X2_A(const X2_A &) {} }; class X3 : public Copyable, public Copyable2 { X3(const X3 &other) : Copyable(other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X3(const X3 &other) : Copyable(other) {} }; class X4 : public Copyable { X4(const X4 &other) : Copyable() {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X4(const X4 &other) : Copyable(other) {} }; class X5 : public Copyable3 { X5(const X5 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X5(const X5 &other) : Copyable3(other) {} }; class X6 : public Copyable2, public Copyable3 { X6(const X6 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X6(const X6 &other) : Copyable2(other), Copyable3(other) {} }; class X7 : public Copyable, public Copyable2 { X7(const X7 &other) : Copyable() {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X7(const X7 &other) : Copyable(other) {} }; class X8 : public Copyable4 { X8(const X8 &other) : Copyable4(other) {} }; class X9 : public Copyable4 { X9(const X9 &other) : Copyable4() {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X9(const X9 &other) : Copyable4(other) {} }; class X10 : public Copyable4 { X10(const X10 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X10(const X10 &other) : Copyable4(other) {} }; class X11 : public Copyable5 { X11(const X11 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X11(const X11 &other) : Copyable5(other) {} }; class X12 : public CopyableAlias { X12(const X12 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X12(const X12 &other) {} }; template class X13 : T { X13(const X13 &other) {} }; template class X13; template class X13; #define FROMMACRO \ class X14 : public Copyable2 { \ X14(const X14 &other) {} \ }; FROMMACRO // CHECK-MESSAGES: :[[@LINE-1]]:1: warning: calling a base constructor class X15 : public CopyableAlias2 { X15(const X15 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X15(const X15 &other) {} }; class X16 : public NonCopyable { X16(const X16 &other) {} }; class X17 : public NonCopyable2 { X17(const X17 &other) {} }; class X18 : private Copyable { X18(const X18 &other) {} // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: calling a base constructor // CHECK-FIXES: X18(const X18 &other) : Copyable(other) {} }; class X19 : private Copyable { X19(const X19 &other) : Copyable(other) {} };