diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index eec40c96f82..b55d25576e7 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,9 @@
+2010-04-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR preprocessor/43642
+	* lex.c (lex_raw_string): Change type of TYPE variable to
+	unsigned char.
+
 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* aclocal.m4: Regenerate.
diff --git a/libcpp/lex.c b/libcpp/lex.c
index 846671da460..f2999822534 100644
--- a/libcpp/lex.c
+++ b/libcpp/lex.c
@@ -828,7 +828,7 @@ lex_raw_string (cpp_reader *pfile, cpp_token *token, const uchar *base,
 		  /* Don't warn about this trigraph in
 		     _cpp_process_line_notes, since trigraphs show up as
 		     trigraphs in raw strings.  */
-		  unsigned type = note->type;
+		  uchar type = note->type;
 		  note->type = 0;
 
 		  if (!CPP_OPTION (pfile, trigraphs))