patch 8.1.1209: clever compiler warns for buffer being too small commit https://github.com/vim/vim/commit/5431589d25e73892fcf7ad1eaca53f742c1c9303 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 26 22:33:49 2019 +0200 patch 8.1.1209: clever compiler warns for buffer being too small Problem: Clever compiler warns for buffer being too small. Solution: Make the buffer bigger (even though it's not really needed).

--- a/src/syntax.c
+++ b/src/syntax.c
@@ -10014,7 +10014,7 @@ highlight_changed(void)
     char_u	*end;
     int		id;
 #ifdef USER_HIGHLIGHT
-    char_u      userhl[10];
+    char_u      userhl[30];  // use 30 to avoid compiler warning
 # ifdef FEAT_STL_OPT
     int		id_S = -1;
     int		id_SNC = 0;