patch 7.4.1567
Problem: Crash in assert_fails().
Solution: Check for NULL. (Dominique Pelle) Add a test.
diff --git a/src/testdir/test_assert.vim b/src/testdir/test_assert.vim
index df2636d..2ac828b 100644
--- a/src/testdir/test_assert.vim
+++ b/src/testdir/test_assert.vim
@@ -62,6 +62,12 @@
endtry
endfunc
+func Test_assert_fail_fails()
+ call assert_fails('xxx', {})
+ call assert_true(v:errors[0] =~ "Expected {} but got 'E731:")
+ call remove(v:errors, 0)
+endfunc
+
func Test_user_is_happy()
smile