From 68a9d536cb01755875ec22b26a7fadbbe57d77a1 Mon Sep 17 00:00:00 2001
From: Amar Takhar <verm@aegisub.org>
Date: Thu, 19 Feb 2009 23:58:06 +0000
Subject: [PATCH] Return NULL if n < 0 on line 886, for whatever reason on
 FreeBSD this falls through exception handling and causes and abort().

Originally committed to SVN as r2743.
---
 aegisub/base_grid.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/aegisub/base_grid.cpp b/aegisub/base_grid.cpp
index acd6e1437..933b31715 100644
--- a/aegisub/base_grid.cpp
+++ b/aegisub/base_grid.cpp
@@ -883,6 +883,7 @@ void BaseGrid::SetColumnWidths() {
 // Gets dialogue from map
 AssDialogue *BaseGrid::GetDialogue(int n) {
 	try {
+		if (n < 0) return NULL;
 		AssEntry *e = *diagMap.at(n);
 		if (e->GetType() != ENTRY_DIALOGUE) return NULL;
 		return AssEntry::GetAsDialogue(e);