From e9c84ce154bcf7530dda5fedc9bad6fc9ef6ae3a Mon Sep 17 00:00:00 2001
From: kevin70g <52362289+kevin70g@users.noreply.github.com>
Date: Mon, 10 May 2021 15:01:32 +0800
Subject: [PATCH] os: fix is_abs_path() panic, when path is only one letter on
 windows (#10071)

---
 vlib/os/os.v | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vlib/os/os.v b/vlib/os/os.v
index b44a564f7b..93c8c85f09 100644
--- a/vlib/os/os.v
+++ b/vlib/os/os.v
@@ -422,7 +422,7 @@ pub fn is_abs_path(path string) bool {
 	}
 	$if windows {
 		return path[0] == `/` || // incase we're in MingGW bash
-		(path[0].is_letter() && path[1] == `:`)
+		(path[0].is_letter() && path.len > 1 && path[1] == `:`)
 	}
 	return path[0] == `/`
 }