patch 9.0.1649: syntax test failure causes script to abort
Problem: Syntax test failure causes script to abort.
Solution: Fix appending string to list.
diff --git a/runtime/syntax/testdir/runtest.vim b/runtime/syntax/testdir/runtest.vim
index 9e2739f..27b7664 100644
--- a/runtime/syntax/testdir/runtest.vim
+++ b/runtime/syntax/testdir/runtest.vim
@@ -163,7 +163,7 @@
call delete('done/' .. root)
- call failed_tests->extend(root)
+ eval failed_tests->add(root)
if len(failed_tests) > MAX_FAILED_COUNT
call Message('')
call Message('Too many errors, aborting')