[patch] tree-ssa-pre.c: Remove an unused variable.

[Kazu Hirata]

Hi,

Attached is a patch to remove an unused variable.

Bootstrapped on i686-pc-linux-gnu.  Committed as obvious.

Kazu Hirata

2007-06-13  Kazu Hirata  <kazu@codesourcery.com>

	* tree-ssa-pre.c (mergephitemp): Remove.
	(init_pre): Don't use mergephitemp.

Index: tree-ssa-pre.c
===================================================================
--- tree-ssa-pre.c	(revision 125684)
+++ tree-ssa-pre.c	(working copy)
@@ -387,7 +387,6 @@ static struct obstack temp_call_expr_obs
    match the current variable's type.  */
 static tree pretemp;
 static tree storetemp;
-static tree mergephitemp;
 static tree prephitemp;
 
 /* Set of blocks with statements that have had its EH information
@@ -3746,7 +3745,6 @@ init_pre (bool do_fre)
   need_creation = NULL;
   pretemp = NULL_TREE;
   storetemp = NULL_TREE;
-  mergephitemp = NULL_TREE;
   prephitemp = NULL_TREE;
 
   vn_init ();