Attempted to decrement past-the-end iterator of empty container.

2012-11-10 22:22:56 +01:00
parent 04e7dc1270
commit a16c4015ba
1 changed files with 5 additions and 2 deletions
--- a/indra/llui/lllineeditor.cpp
+++ b/indra/llui/lllineeditor.cpp
@@ -352,8 +352,11 @@ void LLLineEditor::setText(const LLStringExplicit &new_text)
 	}
 	setCursor(llmin((S32)mText.length(), getCursor()));

-	// Set current history line to end of history.
-	mCurrentHistoryLine = mLineHistory.end() - 1;
+	if (!mLineHistory.empty())
+	{
+		// Set current history line to end of history.
+		mCurrentHistoryLine = mLineHistory.end() - 1;
+	}

 	mPrevText = mText;
 }