[Bug middle-end/42509] [4.4 Regression] nonoverlapping_memrefs_p misinterprets NULL MEM_OFFSET as const0_rtx

[steven at gcc dot gnu dot org]

-- 

steven at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|build                       |patch
            Summary|[4.4 Regression] bootstrap  |[4.4 Regression]
                   |failure in stage3 (integer  |nonoverlapping_memrefs_p
                   |overflow in preprocessor    |misinterprets NULL
                   |expression)                 |MEM_OFFSET as const0_rtx
   Target Milestone|4.5.0                       |4.4.4


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42509