From 48a43511c726c98820c39f6e1edfcc6ab7fc06cf Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Thu, 16 Jun 2022 09:29:22 +0200
Subject: ProjectExplorer: fix environment is valid check

Amends d76458a8b6a03ba3b5657c88221884c05c848467

Change-Id: I0a9d4d6c4489f2bfd3d61c3db3f1040fbc5cbdbc
Reviewed-by: hjk <hjk@qt.io>
---
 src/plugins/projectexplorer/msvctoolchain.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plugins/projectexplorer/msvctoolchain.cpp b/src/plugins/projectexplorer/msvctoolchain.cpp
index d6eaa3bbaf..9f456a8b06 100644
--- a/src/plugins/projectexplorer/msvctoolchain.cpp
+++ b/src/plugins/projectexplorer/msvctoolchain.cpp
@@ -1145,7 +1145,7 @@ ToolChain::BuiltInHeaderPathsRunner MsvcToolChain::createBuiltInHeaderPathsRunne
 void MsvcToolChain::addToEnvironment(Utils::Environment &env) const
 {
     // We cache the full environment (incoming + modifications by setup script).
-    if (m_resultEnvironment.isValid() || env != m_lastEnvironment) {
+    if (!m_resultEnvironment.isValid() || env != m_lastEnvironment) {
         qCDebug(Log) << "addToEnvironment: " << displayName();
         m_lastEnvironment = env;
         m_resultEnvironment = readEnvironmentSetting(env);
-- 
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