clang/test/Analysis/stream.cpp

   1 // RUN: %clang_analyze_cc1 -analyzer-checker=core,unix.Stream -verify %s
   2
   3 typedef struct _IO_FILE FILE;
   4 extern FILE *fopen(const char *path, const char *mode);
   5
   6 struct X {
   7   int A;
   8   int B;
   9 };
  10
  11 void *fopen(X x, const char *mode) {
  12   return new char[4];
  13 }
  14
  15 void f1() {
  16   X X1;
  17   void *p = fopen(X1, "oo");
  18 } // no-warning
  19
  20 void f2() {
  21   FILE *f = fopen("file", "r");
  22 } // expected-warning {{Opened stream never closed. Potential resource leak}}