From 0dace3939d9b90e7dda018c0731dafe3583b6d83 Mon Sep 17 00:00:00 2001
From: Sebastian Pop <spop@codeaurora.org>
Date: Sat, 17 Nov 2012 03:43:48 +0000
Subject: [PATCH] utils: remove existing cloog and isl dirs before git cloning

Patch adapted from "Dmitry N. Mikushin" <maemarcus@gmail.com>.

llvm-svn: 168250
---
 polly/utils/checkout_cloog.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/polly/utils/checkout_cloog.sh b/polly/utils/checkout_cloog.sh
index 971c027..27c977ae 100755
--- a/polly/utils/checkout_cloog.sh
+++ b/polly/utils/checkout_cloog.sh
@@ -65,6 +65,8 @@ ISL_DIR=${CLOOG_DIR}/isl
 if [ ${IS_GIT} -eq 0 ]
 then
   echo :: Performing initial checkout
+  # Remove the existing CLooG and ISL dirs to avoid crashing older git versions.
+  run rm -rf ${CLOOG_DIR} ${ISL_DIR}
   run git clone http://repo.or.cz/r/cloog.git ${CLOOG_DIR}
   run git clone http://repo.or.cz/r/isl.git ${ISL_DIR}
 fi
-- 
2.7.4