re PR middle-end/56461 (GCC is leaking lots of memory)

	PR middle-end/56461
	* lra-spills.c (lra_spill): Free spill_hard_reg at the end.

From-SVN: r196294

gcc/ChangeLog

+2013-02-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/56461
+	* lra-spills.c (lra_spill): Free spill_hard_reg at the end.
+
 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
 
 	* config/arm/arm.c (const_ok_for_dimode_op): Back out last change.

gcc/lra-spills.c

@@ -568,6 +568,7 @@ lra_spill (void)
   free (slots);
   free (pseudo_slots);
   free (pseudo_regnos);
+  free (spill_hard_reg);
 }
 
 /* Apply alter_subreg for subregs of regs in *LOC.  Use FINAL_P for