From dfad9e314e3425ac2656ee08cd20c5b306514e51 Mon Sep 17 00:00:00 2001
From: Reid Kleckner <reid@kleckner.net>
Date: Mon, 24 Jun 2013 13:21:16 +0000
Subject: Look for Python 2 before Python 3 in CMakeLists.txt

All of LLVM's Python scripts only support Python 2 for widely understood
reasons.

Patch by Yonggang Luo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184732 91177308-0d34-0410-b5e6-96231b3b80d8
---
 CMakeLists.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb70f15880..b313780a41 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -250,7 +250,8 @@ set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
 
 include(HandleLLVMOptions)
 
-# Verify that we can find a Python interpreter,
+# Verify that we can find a Python 2 interpreter.  Python 3 is unsupported.
+set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5 2.4)
 include(FindPythonInterp)
 if( NOT PYTHONINTERP_FOUND )
   message(FATAL_ERROR
-- 
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