patch 8.2.4082: check for autoload file name and prefix fails Commit: https://github.com/vim/vim/commit/3049fcf0a189b0fea8468fa308887b8252d93dce Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 13 19:25:50 2022 +0000 patch 8.2.4082: check for autoload file name and prefix fails Problem: Check for autoload file name and prefix fails. (Christian J. Robinson) Solution: Only lower case the prefix on systems where the file name is not case sensitive.

--- a/src/scriptfile.c
+++ b/src/scriptfile.c
@@ -2156,7 +2156,11 @@ get_autoload_prefix(scriptitem_T *si)
 
     if (p == NULL)
 	return NULL;
+#ifdef CASE_INSENSITIVE_FILENAME
     prefix = strlow_save(p);
+#else
+    prefix = vim_strsave(p);
+#endif
     if (prefix == NULL)
 	return NULL;