updated for version 7.4.272
Problem: Using just "$" does not cause an error message.
Solution: Check for empty environment variable name. (Christian Brabandt)
diff --git a/src/testdir/test_eval.in b/src/testdir/test_eval.in
index 8c3d839..11bc7e8 100644
--- a/src/testdir/test_eval.in
+++ b/src/testdir/test_eval.in
@@ -183,6 +183,13 @@
:" script-local function used in Funcref must exist.
:so test_eval_func.vim
:"
+:" Using $ instead of '$' must give an error
+:try
+: call append($, 'foobar')
+:catch
+:$put =v:exception
+:endtry
+:"
:/^start:/+1,$wq! test.out
:" vim: et ts=4 isk-=\: fmr=???,???
:call getchar()