From 599a7071c1789013dc8c8a4edeb5d54bc2fb71a6 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 8 Nov 2010 06:44:39 +0000
Subject: * vsnprintf.c (BSD_vfprintf): fix precision specifier doesn't   work
 well on %f. [ruby-dev:42552]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 vsnprintf.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'vsnprintf.c')

diff --git a/vsnprintf.c b/vsnprintf.c
index 1ff061ed9c..5f564c2abf 100644
--- a/vsnprintf.c
+++ b/vsnprintf.c
@@ -855,6 +855,8 @@ fp_begin:		_double = va_arg(ap, double);
 						size += prec + 1;
 				} else if (!prec) { /* "0" */
 					size = 1;
+					if (flags & ALT)
+						size += 1;
 				} else	/* "0.X" */
 					size = prec + 2;
 			} else if (expt >= ndig) {	/* fixed g fmt */
-- 
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