llvm-project/clang/test/Analysis/stream.cpp

23 lines
466 B
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=alpha.unix.Stream -analyzer-store region -verify %s
typedef struct _IO_FILE FILE;
extern FILE *fopen(const char *path, const char *mode);
struct X {
int A;
int B;
};
void *fopen(X x, const char *mode) {
return new char[4];
}
void f1() {
X X1;
void *p = fopen(X1, "oo");
} // no-warning
void f2() {
FILE *f = fopen("file", "r");
} // expected-warning {{Opened File never closed. Potential Resource leak}}