[Bug tree-optimization/52429] [4.7 Regression] ICE in separate_decls_in_region_debug, at tree-parloops.c:914 with -ftree-parallelize-loops

["jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52429

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-02-29
     Ever Confirmed|0                           |1

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-29 11:45:31 UTC ---
More reduced:

// PR tree-optimization/52429
// { dg-do compile }
// { dg-options "-O -g -ftree-parallelize-loops=4" }

struct B
{
  B () : b (__null) {}
  int *b;
};
void *
operator new (__SIZE_TYPE__, void *p)
{
  return p;
}
void
foo (B *x, unsigned y)
{
  while (y--)
    new (x) B;
}