re PR middle-end/51986 (uninitialized variable warning regression prevents bootstrap)

	PR middle-end/51986
	* sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
	for pat == 0.

From-SVN: r183536

gcc/ChangeLog

+2012-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/51986
+	* sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
+	for pat == 0.
+
 2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
 
 	* config/mips/mips.c (mips_small_data_pattern_1): Don't process

gcc/sched-deps.c

@@ -2,7 +2,7 @@
    instructions.
    Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
    1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
-   2011
+   2011, 2012
    Free Software Foundation, Inc.
    Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by,
    and currently maintained by, Jim Wilson (wilson@cygnus.com)
@@ -521,9 +521,6 @@ sched_get_condition_with_rev_uncached (const_rtx insn, bool *rev)
   rtx pat = PATTERN (insn);
   rtx src;
 
-  if (pat == 0)
-    return 0;
-
   if (rev)
     *rev = false;