From 298765c2628d4f8b90ba7e5ca4eb3119643a777b Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Mon, 21 Feb 2022 11:07:59 +0100
Subject: [PATCH] ProjectExplorer: get clang cl version via windows api

If it fails fall back to executing clang-cl --version.

Change-Id: Ia344f6eceb1ad2117dc2f7dc7f91b79daa2235ce
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
---
 src/plugins/projectexplorer/msvctoolchain.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/plugins/projectexplorer/msvctoolchain.cpp b/src/plugins/projectexplorer/msvctoolchain.cpp
index 8f734f78a80..13a945a2807 100644
--- a/src/plugins/projectexplorer/msvctoolchain.cpp
+++ b/src/plugins/projectexplorer/msvctoolchain.cpp
@@ -1546,6 +1546,12 @@ static const MsvcToolChain *findMsvcToolChain(const QString &displayedVarsBat)
 
 static QVersionNumber clangClVersion(const FilePath &clangClPath)
 {
+    QString error;
+    QString dllversion = winGetDLLVersion(Utils::WinDLLFileVersion, clangClPath.toString(), &error);
+
+    if (!dllversion.isEmpty())
+        return QVersionNumber::fromString(dllversion);
+
     QtcProcess clangClProcess;
     clangClProcess.setCommand({clangClPath, {"--version"}});
     clangClProcess.runBlocking();