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-rw-r--r--Objects/stringlib/find_max_char.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/Objects/stringlib/find_max_char.h b/Objects/stringlib/find_max_char.h
index eb3fe88..8ccbc30 100644
--- a/Objects/stringlib/find_max_char.h
+++ b/Objects/stringlib/find_max_char.h
@@ -1,6 +1,8 @@
/* Finding the optimal width of unicode characters in a buffer */
-#if STRINGLIB_IS_UNICODE
+#if !STRINGLIB_IS_UNICODE
+# error "find_max_char.h is specific to Unicode"
+#endif
/* Mask to quickly check whether a C 'long' contains a
non-ASCII, UTF8-encoded char. */
@@ -129,5 +131,4 @@ STRINGLIB(find_max_char)(const STRINGLIB_CHAR *begin, const STRINGLIB_CHAR *end)
#undef MAX_CHAR_UCS4
#endif /* STRINGLIB_SIZEOF_CHAR == 1 */
-#endif /* STRINGLIB_IS_UNICODE */