From b97d4c2f80cceae7674cbd6744dac3618226e40b Mon Sep 17 00:00:00 2001
From: Ivan Donchevskii <ivan.donchevskii@qt.io>
Date: Wed, 31 Oct 2018 12:06:08 +0100
Subject: [PATCH] Clang: Check that file kind matches the language version

It was checked that pure C header and source files had proper
language version but not another way around.

Change-Id: I1eaf41f342731bdbe30ee73e81144334d0f15d19
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
---
 src/plugins/cpptools/compileroptionsbuilder.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/plugins/cpptools/compileroptionsbuilder.cpp b/src/plugins/cpptools/compileroptionsbuilder.cpp
index 62abc4dd179..3c88cce384f 100644
--- a/src/plugins/cpptools/compileroptionsbuilder.cpp
+++ b/src/plugins/cpptools/compileroptionsbuilder.cpp
@@ -65,6 +65,11 @@ QStringList CompilerOptionsBuilder::build(CppTools::ProjectFile::Kind fileKind,
                    return QStringList(););
     }
 
+    if (fileKind == ProjectFile::CXXHeader || fileKind == ProjectFile::CXXSource) {
+        QTC_ASSERT(m_projectPart.languageVersion > ProjectExplorer::LanguageVersion::LatestC,
+                   return QStringList(););
+    }
+
     add("-c");
 
     addWordWidth();