re PR middle-end/56074 (ICE compiling gcc.dg/vect/pr49093.c)

	PR middle-end/56074
	* dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
	isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
	* tree-vect-loop-manip.c (find_loop_location): Also ignore
	stmt locations where LOCATION_LOCUS of the stmt location is
	UNKNOWN_LOCATION or BUILTINS_LOCATION.

From-SVN: r195382

gcc/ChangeLog

 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 
+	PR middle-end/56074
+	* dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
+	isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
+	* tree-vect-loop-manip.c (find_loop_location): Also ignore
+	stmt locations where LOCATION_LOCUS of the stmt location is
+	UNKNOWN_LOCATION or BUILTINS_LOCATION.
+
 	PR target/55686
 	* config/i386/i386.md (UNSPEC_STOS): New.
 	(strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,

gcc/dumpfile.c

@@ -260,7 +260,7 @@ dump_loc (int dump_kind, FILE *dfile, source_location loc)
   /* Currently vectorization passes print location information.  */
   if (dump_kind)
     {
-      if (loc != UNKNOWN_LOCATION)
+      if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION)
         fprintf (dfile, "\n%s:%d: note: ", LOCATION_FILE (loc),
                  LOCATION_LINE (loc));
       else if (current_function_decl)

gcc/tree-vect-loop-manip.c

@@ -1357,7 +1357,8 @@ find_loop_location (struct loop *loop)
 
   stmt = get_loop_exit_condition (loop);
 
-  if (stmt && gimple_location (stmt) != UNKNOWN_LOC)
+  if (stmt
+      && LOCATION_LOCUS (gimple_location (stmt)) > BUILTINS_LOCATION)
     return gimple_location (stmt);
 
   /* If we got here the loop is probably not "well formed",
@@ -1371,7 +1372,7 @@ find_loop_location (struct loop *loop)
   for (si = gsi_start_bb (bb); !gsi_end_p (si); gsi_next (&si))
     {
       stmt = gsi_stmt (si);
-      if (gimple_location (stmt) != UNKNOWN_LOC)
+      if (LOCATION_LOCUS (gimple_location (stmt)) > BUILTINS_LOCATION)
         return gimple_location (stmt);
     }