commit dd8a5286e191d23410c5970a0f17f01c7ff1211b
author Bram Moolenaar <Bram@vim.org> Tue Aug 11 15:54:52 2015 +0200
committer Bram Moolenaar <Bram@vim.org> Tue Aug 11 15:54:52 2015 +0200
tree c0ac60a4bef3fbc1d9c69fabc23a80a7b41707bf
parent 73627d0bd43e63a67995ab1c826f1cec4ed22560

patch 7.4.816
Problem:    Invalid memory access when doing ":fun X(".
Solution:   Check for missing ')'. (Dominique Pelle)

src/eval.c

diff --git a/src/eval.c b/src/eval.c
index cc9e878..9de2764 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -22557,6 +22557,8 @@
 	    break;
 	}
     }
+    if (*p != ')')
+	goto erret;
     ++p;	/* skip the ')' */
 
     /* find extra arguments "range", "dict" and "abort" */