[Bug debug/47283] [4.6 regression] ICE in refs_may_alias_p_1, at tree-ssa-alias.c

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47283

--- Comment #12 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-02-16 
08:55:41 UTC ---
Created attachment 23361
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23361
gcc46-pr47283.patch

Untested patch for this.  Can anyone test this on ia64-hpux -milp32 and also on
spu-elf (or m32c)?  The latter two because of the address space fixes.