From 98052b6463e1df56e2a3b15ba12c889ea1fe38a7 Mon Sep 17 00:00:00 2001
From: Alex Brachet <abrachet@google.com>
Date: Sun, 12 Jun 2022 03:01:08 +0000
Subject: [PATCH] Revert "[lit] Passthrough CLANG_MODULE_CACHE_PATH env var"

This reverts commit 6466c9abf3674bade1f6ee859f24ebc7aaf9cd88.
---
 llvm/utils/lit/lit/TestingConfig.py | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/llvm/utils/lit/lit/TestingConfig.py b/llvm/utils/lit/lit/TestingConfig.py
index a4c9251c96386..bdb87c376127c 100644
--- a/llvm/utils/lit/lit/TestingConfig.py
+++ b/llvm/utils/lit/lit/TestingConfig.py
@@ -77,14 +77,6 @@ def fromdefaults(litConfig):
             if val:
                 environment[var] = val
 
-        pass_vars_emptyable = [
-            'CLANG_MODULE_CACHE_PATH',
-        ]
-
-        for var in pass_vars_emptyable:
-            if var in os.environ:
-                environment[var] = os.environ[var]
-
         # Set the default available features based on the LitConfig.
         available_features = []
         if litConfig.useValgrind: