diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 79e59243702..5eaac36223b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
+
+	* config/m32r/m32r.h (CPP_SPEC): Define.
+
 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
 
 	* c-decl.c (merge_decls): Kill different_binding_level and
diff --git a/gcc/config/m32r/m32r.h b/gcc/config/m32r/m32r.h
index 43db5d0d582..0cd80b206a8 100644
--- a/gcc/config/m32r/m32r.h
+++ b/gcc/config/m32r/m32r.h
@@ -184,6 +184,8 @@
   { "relax",			RELAX_SPEC },				\
   SUBTARGET_EXTRA_SPECS
 
+#define CPP_SPEC "%(cpp_cpu)"
+
 #undef  CC1_SPEC
 #define CC1_SPEC "%{G*} %(cc1_cpu)"