diff --git a/gcc/treelang/ChangeLog b/gcc/treelang/ChangeLog
index 837af4f7d07..e53d82499f8 100644
--- a/gcc/treelang/ChangeLog
+++ b/gcc/treelang/ChangeLog
@@ -1,3 +1,7 @@
+2004-09-15  Zack Weinberg  <zack@codesourcery.com>
+
+	* Make-lang.in (treelang-warn): Set to $(STRICT_WARN).
+
 2004-08-26  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* treetree.c (tree_code_get_integer_value): Fix build_int_cst call.
@@ -100,7 +104,7 @@
 
 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
 
-	* Make-lang.in (doc/treelang.dvi): Use $(abs_docdir). 
+	* Make-lang.in (doc/treelang.dvi): Use $(abs_docdir).
 
 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
 
@@ -111,7 +115,7 @@
 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
 
 	* Make-lang.in (TREE_GENERATED): Delete reference to $(parsedir).
-	(treelang/parse.o, treelang/lex.o): Look for sources in build 
+	(treelang/parse.o, treelang/lex.o): Look for sources in build
 	directory.  Use implicit rule.
 	(treelang/parse.c, treelang/parse.h treelang/lex.c): Always build in
 	doc directory.
diff --git a/gcc/treelang/Make-lang.in b/gcc/treelang/Make-lang.in
index 2ea3b656c38..2625ef1d1a4 100644
--- a/gcc/treelang/Make-lang.in
+++ b/gcc/treelang/Make-lang.in
@@ -56,9 +56,8 @@ GCC_EXTRAS = -B./ -B$(build_tooldir)/bin/ -isystem $(build_tooldir)/include
 TREE_GENERATED = lex.c parse.c parse.h parse.output
 TREE_EXES = tree1
 
-#no -Wtraditional warnings, allow long long
-treelang-warn = $(LOOSE_WARN) -pedantic -Wno-long-long -Wmissing-prototypes \
-  -Wmissing-declarations -Wno-variadic-macros $(WERROR)
+#strict warnings for treelang
+treelang-warn = $(STRICT_WARN)
 # bison emits some unused static arrays (yytoknum)
 treelang/parse.o-warn = -Wno-error
 # flex produces 'no previous prototype' warnings