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// RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-ipa=inlining -verify %s
void clang_analyzer_eval(bool);
class A {
public:
int getZero() { return 0; }
virtual int getNum() { return 0; }
};
void test(A &a) {
clang_analyzer_eval(a.getZero() == 0); // expected-warning{{TRUE}}
clang_analyzer_eval(a.getNum() == 0); // expected-warning{{UNKNOWN}}
A copy(a);
clang_analyzer_eval(copy.getZero() == 0); // expected-warning{{TRUE}}
clang_analyzer_eval(copy.getNum() == 0); // expected-warning{{TRUE}}
}
class One : public A {
public:
virtual int getNum() { return 1; }
};
void testPathSensitivity(int x) {
A a;
One b;
A *ptr;
switch (x) {
case 0:
ptr = &a;
break;
case 1:
ptr = &b;
break;
default:
return;
}
// This should be true on both branches.
clang_analyzer_eval(ptr->getNum() == x); // expected-warning {{TRUE}}
}
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