From adc216d983e28526f64206d8269f6aadd371660c Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Fri, 2 May 2014 21:47:35 +0000
Subject: [PATCH] [sanitizers] Propagate the sanitizer options through to the
 lit context. This makes it *really* easy to debug leaks FYI:

ASAN_OPTIONS=detect_leaks=1 ./bin/llvm-lit -v <path to test>

llvm-svn: 207874
---
 test/lit.cfg | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/lit.cfg b/test/lit.cfg
index f29ae85a09f..9eaeb1f4141 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -95,6 +95,11 @@ for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
     if symbolizer in os.environ:
         config.environment[symbolizer] = os.environ[symbolizer]
 
+# Propagate options for sanitizers.
+for options in ['ASAN_OPTIONS']:
+    if options in os.environ:
+        config.environment[options] = os.environ[options]
+
 ###
 
 import os