patch 8.0.0370: invalid memory access when setting wildchar empty
Problem: Invalid memory access when setting wildchar empty.
Solution: Avoid going over the end of the option value. (Dominique Pelle,
closes #1509) Make option test check all number options with
empty value.
diff --git a/src/testdir/test_options.vim b/src/testdir/test_options.vim
index 623e46c..ac43c1a 100644
--- a/src/testdir/test_options.vim
+++ b/src/testdir/test_options.vim
@@ -29,6 +29,19 @@
set isfname&
endfunction
+function Test_wildchar()
+ " Empty 'wildchar' used to access invalid memory.
+ call assert_fails('set wildchar=', 'E521:')
+ call assert_fails('set wildchar=abc', 'E521:')
+ set wildchar=<Esc>
+ let a=execute('set wildchar?')
+ call assert_equal("\n wildchar=<Esc>", a)
+ set wildchar=27
+ let a=execute('set wildchar?')
+ call assert_equal("\n wildchar=<Esc>", a)
+ set wildchar&
+endfunction
+
function Test_options()
let caught = 'ok'
try