forked from OSchip/llvm-project
109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
// RUN: %check_clang_tidy %s zircon-temporary-objects %t -- \
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// RUN: -config="{CheckOptions: [{key: zircon-temporary-objects.Names, value: 'Foo;NS::Bar'}]}" \
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// RUN: -header-filter=.*
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// Should flag instances of Foo, NS::Bar.
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class Foo {
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public:
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Foo() = default;
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Foo(int Val) : Val(Val){};
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private:
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int Val;
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};
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namespace NS {
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class Bar {
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public:
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Bar() = default;
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Bar(int Val) : Val(Val){};
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private:
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int Val;
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};
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} // namespace NS
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class Bar {
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public:
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Bar() = default;
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Bar(int Val) : Val(Val){};
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private:
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int Val;
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};
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int func(Foo F) { return 1; };
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int main() {
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Foo F;
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Foo *F2 = new Foo();
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new Foo();
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Foo();
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'Foo' is prohibited
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Foo F3 = Foo();
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// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: creating a temporary object of type 'Foo' is prohibited
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Bar();
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NS::Bar();
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'NS::Bar' is prohibited
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int A = func(Foo());
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// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: creating a temporary object of type 'Foo' is prohibited
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Foo F4(0);
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Foo *F5 = new Foo(0);
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new Foo(0);
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Foo(0);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'Foo' is prohibited
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Foo F6 = Foo(0);
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// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: creating a temporary object of type 'Foo' is prohibited
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Bar(0);
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NS::Bar(0);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'NS::Bar' is prohibited
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int B = func(Foo(0));
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// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: creating a temporary object of type 'Foo' is prohibited
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}
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namespace NS {
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void f() {
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Bar();
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'NS::Bar' is prohibited
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Bar(0);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: creating a temporary object of type 'NS::Bar' is prohibited
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}
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} // namespace NS
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template <typename Ty>
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Ty make_ty() { return Ty(); }
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// CHECK-MESSAGES: :[[@LINE-1]]:23: warning: creating a temporary object of type 'Foo' is prohibited
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// CHECK-MESSAGES: :[[@LINE-2]]:23: warning: creating a temporary object of type 'NS::Bar' is prohibited
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void ty_func() {
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make_ty<Bar>();
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make_ty<NS::Bar>();
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make_ty<Foo>();
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}
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// Inheriting the disallowed class does not trigger the check.
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class Bingo : NS::Bar {}; // Not explicitly disallowed
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void f2() {
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Bingo();
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}
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template <typename Ty>
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class Quux : Ty {};
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void f3() {
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Quux<NS::Bar>();
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Quux<Bar>();
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}
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