[Bug analyzer/105087] fanalyzer double free false positive with vasprintf

[dmalcolm at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105087

--- Comment #2 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
#include "analyzer-decls.h"

extern void *inner_alloc (void);

void * __attribute__((noinline))
outer_alloc (void)
{
  return inner_alloc ();
}

void test_1 (void)
{
  void *p, *q;

  p = outer_alloc ();
  q = outer_alloc ();
  __analyzer_eval (p == q); // analyzer correctly thinks this is unknown
}