gcc/testsuite/c-c++-common/analyzer/malloc-in-loop.c

   1 /* { dg-skip-if "requires hosted libstdc++ for stdlib malloc" { ! hostedlib } } */
   2
   3 #include <stdlib.h>
   4 #include "../../gcc.dg/analyzer/analyzer-decls.h"
   5
   6 extern void foo (int *);
   7
   8 void test (int n)
   9 {
  10   __analyzer_dump_exploded_nodes (0); /* { dg-warning "1 processed enode" } */
  11
  12   for (int i = 0; i < n; i++)
  13     {
  14       int *ptr = (int *)malloc (sizeof (int) * i);
  15       foo (ptr);
  16       free (ptr);
  17       __analyzer_dump_exploded_nodes (0); /* { dg-warning "2 processed enodes" } */
  18     }
  19
  20   __analyzer_dump_exploded_nodes (0); /* { dg-warning "1 processed enode" } */
  21 }