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-rw-r--r--libcpp/ChangeLog4
-rw-r--r--libcpp/lex.c3
2 files changed, 6 insertions, 1 deletions
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index 9f4303c..043acee 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,5 +1,9 @@
2005-03-14 Geoffrey Keating <geoffk@apple.com>
+ * lex.c (forms_identifier_p): Disable UCNs in C89 mode.
+
+2005-03-14 Geoffrey Keating <geoffk@apple.com>
+
* init.c (cpp_create_reader): Default warn_normalize to normalized_C.
* charset.c: Update for new format of ucnid.h.
(ucn_valid_in_identifier): Update for new format of ucnid.h.
diff --git a/libcpp/lex.c b/libcpp/lex.c
index 9bcb91c..289f7b3 100644
--- a/libcpp/lex.c
+++ b/libcpp/lex.c
@@ -476,7 +476,8 @@ forms_identifier_p (cpp_reader *pfile, int first,
}
/* Is this a syntactically valid UCN? */
- if (*buffer->cur == '\\'
+ if ((CPP_OPTION (pfile, cplusplus) || CPP_OPTION (pfile, c99))
+ && *buffer->cur == '\\'
&& (buffer->cur[1] == 'u' || buffer->cur[1] == 'U'))
{
buffer->cur += 2;