From 51389084ec8de8c5a1055c77a2df5a84c5597af6 Mon Sep 17 00:00:00 2001
From: Jason Merrill <jason@gcc.gnu.org>
Date: Fri, 9 Sep 2016 17:20:55 -0400
Subject: [PATCH] .gitignore: Ignore in-tree prerequisites.

From-SVN: r240055
---
 .gitignore | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.gitignore b/.gitignore
index c9a6158bc4e..b53f60db792 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,3 +49,9 @@ lost+found
 # ignore ./contrib/gcc_update output
 LAST_UPDATED
 REVISION
+
+# ignore in-tree prerequisites
+/mpfr*
+/mpc*
+/gmp*
+/isl*