re PR debug/39387 (Wrong DW_AT_decl_line on DW_TAG_imported* for using directives in C+ functions)

	PR debug/39387
	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
	take locus from its DECL_SOURCE_LOCATION instead of input_location.

From-SVN: r144666

gcc/ChangeLog

+2009-03-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/39387
+	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
+	take locus from its DECL_SOURCE_LOCATION instead of input_location.
+
 2009-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>
 
 	* config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark

gcc/dwarf2out.c

@@ -15490,7 +15490,10 @@ dwarf2out_imported_module_or_decl_1 (tree decl,
 			    lexical_block_die,
 			    lexical_block);
 
-  xloc = expand_location (input_location);
+  if (TREE_CODE (decl) == IMPORTED_DECL)
+    xloc = expand_location (DECL_SOURCE_LOCATION (decl));
+  else
+    xloc = expand_location (input_location);
   add_AT_file (imported_die, DW_AT_decl_file, lookup_filename (xloc.file));
   add_AT_unsigned (imported_die, DW_AT_decl_line, xloc.line);
   if (name)