llvm-project/clang/test/Analysis/malloc-free-after-return.cpp

22 lines
476 B
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=cplusplus.NewDelete -verify %s
#include "Inputs/system-header-simulator-cxx.h"
struct S {
S() : Data(new int) {}
~S() { delete Data; }
int *getData() { return Data; }
private:
int *Data;
};
int *freeAfterReturnTemp() {
return S().getData(); // expected-warning {{Use of memory after it is freed}}
}
int *freeAfterReturnLocal() {
S X;
return X.getData(); // expected-warning {{Use of memory after it is freed}}
}