gcc/testsuite/c-c++-common/analyzer/malloc-paths-3.c

   1 /* Verify that we emit sane paths for state machine errors.  */
   2
   3 #include <stdlib.h>
   4
   5 int *test_3 (void)
   6 {
   7   int *ptr = (int *)malloc (sizeof (int)); /* { dg-line malloc } */
   8   *ptr = 42; /* { dg-line unchecked_deref } */
   9   return ptr;
  10
  11   /* { dg-warning "dereference of possibly-NULL 'ptr'" "warning" { target *-*-* } unchecked_deref } */
  12   /* { dg-message "\\(1\\) this call could return NULL" "event 1" { target *-*-* } malloc } */
  13   /* { dg-message "\\(2\\) 'ptr' could be NULL" "event 2" { target *-*-* } unchecked_deref } */
  14 }