BUG: fix caching bug for msvc_setup_once.

git-svn-id: http://scons.tigris.org/svn/scons/trunk@4461 fdb21ef1-2011-0410-befe-b5e4ea1792b1

diff --git a/src/engine/SCons/Tool/MSCommon/vc.py b/src/engine/SCons/Tool/MSCommon/vc.py
index d85b3659053caf39aae32cd1a15c8479ddbb55d4..62f1aa97373df43fa94bccdefb901b488fd9c0b5 100644 (file)
--- a/src/engine/SCons/Tool/MSCommon/vc.py
+++ b/src/engine/SCons/Tool/MSCommon/vc.py
@@ -239,7 +239,7 @@ def msvc_setup_env_once(env):
 
     if not has_run:
         msvc_setup_env(env)
-        env["MSVC_SETUP_RUN"] = False
+        env["MSVC_SETUP_RUN"] = True
 
 def msvc_setup_env(env):
     debug('msvc_setup_env()')