From bb2128dfc047b60f8b6f6ac301b404cd3b8ce5ea Mon Sep 17 00:00:00 2001
From: cxl <cxl@f0d560ea-af0d-0410-9eb7-867de7ffcac7>
Date: Sun, 13 Apr 2014 05:50:44 +0000
Subject: [PATCH] Core: Format: fixed corner-case

git-svn-id: svn://ultimatepp.org/upp/trunk@7238 f0d560ea-af0d-0410-9eb7-867de7ffcac7
---
 uppsrc/Core/Format.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/uppsrc/Core/Format.cpp b/uppsrc/Core/Format.cpp
index 723145e6f..f03a5d322 100644
--- a/uppsrc/Core/Format.cpp
+++ b/uppsrc/Core/Format.cpp
@@ -720,6 +720,8 @@ String FloatFormatter(const Formatting& f)
 		sprintf(ah, fmt, d);
 		return String(ah, n);
 	}
+	if(n < 0)
+		return String();
 	return String(h, n);
 }