From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 12 Apr 2020 21:09:25 +0000 (+0200)
Subject: patch 8.2.0566: Vim9: variable can be used uninitialized
X-Git-Tag: v8.2.0566
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1a2f4bf6c80d750615f19c34e5baddd21310c9c9;p=vim

patch 8.2.0566: Vim9: variable can be used uninitialized

Problem:    Vim9: variable can be used uninitialized.
Solution:   Jump to after where variable is used.
---

diff --git a/src/version.c b/src/version.c
index 2e2a4d051..35f8df8e8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    566,
 /**/
     565,
 /**/
diff --git a/src/vim9execute.c b/src/vim9execute.c
index 4ac760e66..cddb9d213 100644
--- a/src/vim9execute.c
+++ b/src/vim9execute.c
@@ -524,7 +524,7 @@ call_def_function(
 	else
 	    argc -= vararg_count;
 	if (exe_newlist(vararg_count, &ectx) == FAIL)
-	    goto failed;
+	    goto failed_early;
 	if (defcount > 0)
 	    // Move varargs list to below missing default arguments.
 	    *STACK_TV_BOT(defcount- 1) = *STACK_TV_BOT(-1);
@@ -1773,7 +1773,7 @@ failed:
     // When failed need to unwind the call stack.
     while (ectx.ec_frame != initial_frame_ptr)
 	func_return(&ectx);
-
+failed_early:
     for (idx = 0; idx < ectx.ec_stack.ga_len; ++idx)
 	clear_tv(STACK_TV(idx));
     vim_free(ectx.ec_stack.ga_data);