Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=alpha.cplusplus.VirtualCall -analyzer-store region -verify -std=c++11 %s |
Ted Kremenek | de9f253 | 2012-01-03 23:18:57 +0000 | [diff] [blame] | 2 | |
| 3 | class A { |
| 4 | public: |
| 5 | A(); |
| 6 | ~A() {}; |
| 7 | |
| 8 | virtual int foo() = 0; |
| 9 | virtual void bar() = 0; |
| 10 | void f() { |
| 11 | foo(); // expected-warning{{Call pure virtual functions during construction or destruction may leads undefined behaviour}} |
| 12 | } |
| 13 | }; |
| 14 | |
| 15 | class B : public A { |
| 16 | public: |
| 17 | B() { |
| 18 | foo(); // expected-warning{{Call virtual functions during construction or destruction will never go to a more derived class}} |
| 19 | } |
| 20 | ~B(); |
| 21 | |
| 22 | virtual int foo(); |
| 23 | virtual void bar() { foo(); } // expected-warning{{Call virtual functions during construction or destruction will never go to a more derived class}} |
| 24 | }; |
| 25 | |
| 26 | A::A() { |
| 27 | f(); |
| 28 | } |
| 29 | |
| 30 | B::~B() { |
| 31 | this->B::foo(); // no-warning |
| 32 | this->B::bar(); |
| 33 | this->foo(); // expected-warning{{Call virtual functions during construction or destruction will never go to a more derived class}} |
| 34 | } |
| 35 | |
| 36 | class C : public B { |
| 37 | public: |
| 38 | C(); |
| 39 | ~C(); |
| 40 | |
| 41 | virtual int foo(); |
| 42 | void f(int i); |
| 43 | }; |
| 44 | |
| 45 | C::C() { |
| 46 | f(foo()); // expected-warning{{Call virtual functions during construction or destruction will never go to a more derived class}} |
| 47 | } |
| 48 | |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 49 | class D : public B { |
| 50 | public: |
| 51 | D() { |
| 52 | foo(); // no-warning |
| 53 | } |
| 54 | ~D() { bar(); } |
| 55 | int foo() final; |
| 56 | void bar() final { foo(); } // no-warning |
| 57 | }; |
| 58 | |
| 59 | class E final : public B { |
| 60 | public: |
| 61 | E() { |
| 62 | foo(); // no-warning |
| 63 | } |
| 64 | ~E() { bar(); } |
| 65 | int foo() override; |
| 66 | }; |
| 67 | |
Ted Kremenek | de9f253 | 2012-01-03 23:18:57 +0000 | [diff] [blame] | 68 | int main() { |
| 69 | A *a; |
| 70 | B *b; |
| 71 | C *c; |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 72 | D *d; |
| 73 | E *e; |
Ted Kremenek | de9f253 | 2012-01-03 23:18:57 +0000 | [diff] [blame] | 74 | } |
Jordan Rose | 4eff6b5 | 2012-10-10 17:55:40 +0000 | [diff] [blame] | 75 | |
| 76 | #include "virtualcall.h" |
| 77 | |
| 78 | #define AS_SYSTEM |
| 79 | #include "virtualcall.h" |
| 80 | #undef AS_SYSTEM |