[Bug rtl-optimization/55093] [4.8 Regression] [x32] -maddress-mode=long failed

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55093

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.8.0

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2012-10-29 00:44:53 UTC ---
I am testing this patch:

diff --git a/gcc/lra-eliminations.c b/gcc/lra-eliminations.c
index 2222d80..cbfbe7a 100644
--- a/gcc/lra-eliminations.c
+++ b/gcc/lra-eliminations.c
@@ -272,7 +272,7 @@ get_elimination (rtx reg)
   if ((hard_regno = REGNO (reg)) < 0 || hard_regno >= FIRST_PSEUDO_REGISTER)
     return NULL;
   if ((ep = elimination_map[hard_regno]) != NULL)
-    return ep->from_rtx != reg ? NULL : ep;
+    return ep->from != hard_regno ? NULL : ep;
   if ((offset = self_elim_offsets[hard_regno]) == 0)
     return NULL;
   /* This is an iteration to restore offsets just after HARD_REGNO