diff --git a/src/plugins/cpptools/cppmodelmanager.cpp b/src/plugins/cpptools/cppmodelmanager.cpp
index d8a197b45a3..d2493e2e457 100644
--- a/src/plugins/cpptools/cppmodelmanager.cpp
+++ b/src/plugins/cpptools/cppmodelmanager.cpp
@@ -208,7 +208,14 @@ const char pp_configuration[] =
     "#define __finally\n"
     "#define __inline inline\n"
     "#define __forceinline inline\n"
-    "#define __pragma(x)\n";
+    "#define __pragma(x)\n"
+    "#define __w64\n"
+    "#define __int64 long long\n"
+    "#define __int32 long\n"
+    "#define __int16 short\n"
+    "#define __int8 char\n"
+    "#define __ptr32\n"
+    "#define __ptr64\n";
 
 QSet<QString> CppModelManager::timeStampModifiedFiles(const QList<Document::Ptr> &documentsToCheck)
 {
diff --git a/src/plugins/projectexplorer/abstractmsvctoolchain.cpp b/src/plugins/projectexplorer/abstractmsvctoolchain.cpp
index c66be6cc4b2..c9ecff28a9c 100644
--- a/src/plugins/projectexplorer/abstractmsvctoolchain.cpp
+++ b/src/plugins/projectexplorer/abstractmsvctoolchain.cpp
@@ -270,23 +270,10 @@ bool AbstractMsvcToolChain::canClone() const
 }
 
 // Function must be thread-safe!
-QByteArray AbstractMsvcToolChain::msvcPredefinedMacros(const QStringList cxxflags,
-                                                       const Utils::Environment& env) const
+QByteArray AbstractMsvcToolChain::msvcPredefinedMacros(const QStringList,
+                                                       const Utils::Environment&) const
 {
-    Q_UNUSED(cxxflags);
-    Q_UNUSED(env);
-
-    static const QByteArray predefinedMacros(
-            "#define __MSVCRT__\n"
-            "#define __w64\n"
-            "#define __int64 long long\n"
-            "#define __int32 long\n"
-            "#define __int16 short\n"
-            "#define __int8 char\n"
-            "#define __ptr32\n"
-            "#define __ptr64\n");
-
-    return predefinedMacros;
+    return QByteArray();
 }
 
 bool AbstractMsvcToolChain::generateEnvironmentSettings(const Utils::Environment &env,
diff --git a/src/plugins/projectexplorer/msvctoolchain.cpp b/src/plugins/projectexplorer/msvctoolchain.cpp
index c350c7c3022..86c3b32c1e4 100644
--- a/src/plugins/projectexplorer/msvctoolchain.cpp
+++ b/src/plugins/projectexplorer/msvctoolchain.cpp
@@ -409,7 +409,7 @@ static QByteArray msvcCompilationFile()
 QByteArray MsvcToolChain::msvcPredefinedMacros(const QStringList cxxflags,
                                                const Utils::Environment &env) const
 {
-    QByteArray predefinedMacros = AbstractMsvcToolChain::msvcPredefinedMacros(cxxflags, env);
+    QByteArray predefinedMacros;
 
     QStringList toProcess;
     foreach (const QString &arg, cxxflags) {