1*67e74705SXin Li // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=dynamic-bifurcate -verify -Wno-reinterpret-base-class %s 2*67e74705SXin Li 3*67e74705SXin Li void clang_analyzer_eval(bool); 4*67e74705SXin Li 5*67e74705SXin Li class A { 6*67e74705SXin Li public: get()7*67e74705SXin Li virtual int get() { return 0; } 8*67e74705SXin Li }; 9*67e74705SXin Li testBifurcation(A * a)10*67e74705SXin Livoid testBifurcation(A *a) { 11*67e74705SXin Li clang_analyzer_eval(a->get() == 0); // expected-warning{{TRUE}} expected-warning{{UNKNOWN}} 12*67e74705SXin Li } 13*67e74705SXin Li testKnown()14*67e74705SXin Livoid testKnown() { 15*67e74705SXin Li A a; 16*67e74705SXin Li clang_analyzer_eval(a.get() == 0); // expected-warning{{TRUE}} 17*67e74705SXin Li } 18*67e74705SXin Li testNew()19*67e74705SXin Livoid testNew() { 20*67e74705SXin Li A *a = new A(); 21*67e74705SXin Li clang_analyzer_eval(a->get() == 0); // expected-warning{{TRUE}} 22*67e74705SXin Li } 23*67e74705SXin Li 24*67e74705SXin Li 25*67e74705SXin Li namespace ReinterpretDisruptsDynamicTypeInfo { 26*67e74705SXin Li class Parent {}; 27*67e74705SXin Li 28*67e74705SXin Li class Child : public Parent { 29*67e74705SXin Li public: foo()30*67e74705SXin Li virtual int foo() { return 42; } 31*67e74705SXin Li }; 32*67e74705SXin Li test(Parent * a)33*67e74705SXin Li void test(Parent *a) { 34*67e74705SXin Li Child *b = reinterpret_cast<Child *>(a); 35*67e74705SXin Li if (!b) return; 36*67e74705SXin Li clang_analyzer_eval(b->foo() == 42); // expected-warning{{UNKNOWN}} 37*67e74705SXin Li } 38*67e74705SXin Li } 39