PR jit/63854: Don't leak producer_string in dwarf2out.c

gcc/ChangeLog:
	PR jit/63854
	* dwarf2out.c (dwarf2out_c_finalize): Free producer_string.

From-SVN: r217801

gcc/ChangeLog

 2014-11-19  David Malcolm  <dmalcolm@redhat.com>
 
 	PR jit/63854
+	* dwarf2out.c (dwarf2out_c_finalize): Free producer_string.
+
+2014-11-19  David Malcolm  <dmalcolm@redhat.com>
+
+	PR jit/63854
 	* ira-costs.c (ira_costs_c_finalize): New function.
 	* ira.h (ira_costs_c_finalize): New prototype.
 	* toplev.c (toplev::finalize): Call ira_costs_c_finalize.

gcc/dwarf2out.c

@@ -24741,6 +24741,8 @@ dwarf2out_c_finalize (void)
   frame_pointer_fb_offset = 0;
   frame_pointer_fb_offset_valid = false;
   base_types.release ();
+  XDELETEVEC (producer_string);
+  producer_string = NULL;
 }
 
 #include "gt-dwarf2out.h"