gcc/testsuite/c-c++-common/analyzer/file-3.c

   1 typedef struct _IO_FILE FILE;
   2 extern struct _IO_FILE *stderr;
   3
   4 extern FILE *fopen (const char *__restrict __filename,
   5                     const char *__restrict __modes);
   6 extern int _IO_getc (FILE *stream);
   7
   8 void
   9 test_1 (const char *path)
  10 {
  11   FILE *f = fopen (path, "r"); /* { dg-message "opened here" } */
  12
  13   /* Implementation of getc in glibc < 2.28.
  14      Verify that we know that this doesn't close the file.  */
  15   _IO_getc (f);
  16
  17   return; /* { dg-warning "leak of FILE 'f'" } */
  18 }