[Bug c++/45709] New: internal compiler error: in add_phi_arg, at tree-phinodes.c:395

[hjl dot tools at gmail dot com]

[hjl@gnu-35 rrs]$ cat foo.cc 
struct foo { 
  virtual void bar();
  struct Rect {
    int bottom;
  };
  struct Region {

    static Region subtract(const Rect& lhs, const Rect& rhs)
      {
        Region reg;
        Rect* storage = reg.storage;
          {
            if (lhs.bottom > rhs.bottom)
              storage++;
            reg.count = storage - reg.storage;
          }
        return reg;
      }
    Rect storage[4];
    int count;
  };
  Rect dirtyRegion;
  Rect oldDirtyRegion;
};
void foo::bar()
{
  const Region copyBack(Region::subtract(oldDirtyRegion, dirtyRegion));
}
[hjl@gnu-35 rrs]$ /export/gnu/import/rrs/164143/usr/bin/gcc -S -O foo.cc
foo.cc: In member function ‘virtual void foo::bar()’:
foo.cc:27:70: internal compiler error: in add_phi_arg, at tree-phinodes.c:395
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
[hjl@gnu-35 rrs]$


-- 
           Summary: internal compiler error: in add_phi_arg, at tree-
                    phinodes.c:395
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl dot tools at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45709