diff --git a/src/tools/clangrefactoringbackend/source/clangquery.cpp b/src/tools/clangrefactoringbackend/source/clangquery.cpp
index 95ec23affb8..d24b981f458 100644
--- a/src/tools/clangrefactoringbackend/source/clangquery.cpp
+++ b/src/tools/clangrefactoringbackend/source/clangquery.cpp
@@ -33,8 +33,11 @@
 #include <QTime>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/ASTMatchers/ASTMatchers.h>
@@ -43,7 +46,9 @@
 #include <clang/ASTMatchers/Dynamic/Parser.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 using clang::ast_matchers::dynamic::Diagnostics;
diff --git a/src/tools/clangrefactoringbackend/source/clangtool.h b/src/tools/clangrefactoringbackend/source/clangtool.h
index fd4ca4b9e5b..e75d020e600 100644
--- a/src/tools/clangrefactoringbackend/source/clangtool.h
+++ b/src/tools/clangrefactoringbackend/source/clangtool.h
@@ -33,14 +33,19 @@
 #include <sourcelocationscontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include "clang/Tooling/Refactoring.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <utils/smallstring.h>
diff --git a/src/tools/clangrefactoringbackend/source/findcursorusr.h b/src/tools/clangrefactoringbackend/source/findcursorusr.h
index b534d27f622..0c228c67e86 100644
--- a/src/tools/clangrefactoringbackend/source/findcursorusr.h
+++ b/src/tools/clangrefactoringbackend/source/findcursorusr.h
@@ -26,8 +26,11 @@
 #pragma once
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/AST/AST.h>
@@ -37,7 +40,9 @@
 #include <llvm/ADT/SmallVector.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <vector>
diff --git a/src/tools/clangrefactoringbackend/source/findlocationsofusrs.h b/src/tools/clangrefactoringbackend/source/findlocationsofusrs.h
index 9362d9c2f82..d608faec1d3 100644
--- a/src/tools/clangrefactoringbackend/source/findlocationsofusrs.h
+++ b/src/tools/clangrefactoringbackend/source/findlocationsofusrs.h
@@ -28,8 +28,11 @@
 #include "findcursorusr.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/AST/ASTContext.h>
@@ -39,7 +42,9 @@
 #include <llvm/ADT/SmallVector.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <vector>
diff --git a/src/tools/clangrefactoringbackend/source/findusrforcursoraction.cpp b/src/tools/clangrefactoringbackend/source/findusrforcursoraction.cpp
index 2ea0d1353db..50f7230586c 100644
--- a/src/tools/clangrefactoringbackend/source/findusrforcursoraction.cpp
+++ b/src/tools/clangrefactoringbackend/source/findusrforcursoraction.cpp
@@ -28,8 +28,11 @@
 #include "findcursorusr.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/AST/AST.h>
@@ -37,7 +40,9 @@
 #include <clang/AST/ASTContext.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <algorithm>
diff --git a/src/tools/clangrefactoringbackend/source/findusrforcursoraction.h b/src/tools/clangrefactoringbackend/source/findusrforcursoraction.h
index 0bdd2bb4dfc..65ec394e7d0 100644
--- a/src/tools/clangrefactoringbackend/source/findusrforcursoraction.h
+++ b/src/tools/clangrefactoringbackend/source/findusrforcursoraction.h
@@ -30,14 +30,19 @@
 #include <utils/smallstring.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include "clang/Frontend/FrontendAction.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace clang {
diff --git a/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.cpp b/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.cpp
index c5f2d4edde5..cc6e8e609ab 100644
--- a/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.cpp
+++ b/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.cpp
@@ -28,15 +28,20 @@
 #include "macropreprocessorcallbacks.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Frontend/CompilerInstance.h>
 #include <clang/Lex/Preprocessor.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <memory>
diff --git a/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.h b/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.h
index 98f4cb9aeae..fe23e3e5a5a 100644
--- a/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.h
+++ b/src/tools/clangrefactoringbackend/source/locationsourcefilecallbacks.h
@@ -28,14 +28,19 @@
 #include <sourcelocationscontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Tooling/Tooling.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace llvm {
diff --git a/src/tools/clangrefactoringbackend/source/macropreprocessorcallbacks.h b/src/tools/clangrefactoringbackend/source/macropreprocessorcallbacks.h
index cbc1edc9fd2..6c6010b2bb8 100644
--- a/src/tools/clangrefactoringbackend/source/macropreprocessorcallbacks.h
+++ b/src/tools/clangrefactoringbackend/source/macropreprocessorcallbacks.h
@@ -30,8 +30,11 @@
 #include <sourcelocationscontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Basic/SourceManager.h>
@@ -40,7 +43,9 @@
 #include <clang/Lex/MacroInfo.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <QDebug>
diff --git a/src/tools/clangrefactoringbackend/source/refactoringcompilationdatabase.h b/src/tools/clangrefactoringbackend/source/refactoringcompilationdatabase.h
index 8528c10b27e..bac6465c8e4 100644
--- a/src/tools/clangrefactoringbackend/source/refactoringcompilationdatabase.h
+++ b/src/tools/clangrefactoringbackend/source/refactoringcompilationdatabase.h
@@ -23,18 +23,22 @@
 **
 ****************************************************************************/
 
-#ifndef CLANGBACKEND_REFACTORINGCOMPILATIONDATABASE_H
-#define CLANGBACKEND_REFACTORINGCOMPILATIONDATABASE_H
+#pragma once
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include "clang/Tooling/CompilationDatabase.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace ClangBackEnd {
@@ -58,5 +62,3 @@ private:
 };
 
 } // namespace ClangBackEnd
-
-#endif // CLANGBACKEND_REFACTORINGCOMPILATIONDATABASE_H
diff --git a/src/tools/clangrefactoringbackend/source/sourcelocationsutils.h b/src/tools/clangrefactoringbackend/source/sourcelocationsutils.h
index eda4accf704..0747d803bb3 100644
--- a/src/tools/clangrefactoringbackend/source/sourcelocationsutils.h
+++ b/src/tools/clangrefactoringbackend/source/sourcelocationsutils.h
@@ -29,8 +29,11 @@
 #include <sourcerangescontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Basic/SourceManager.h>
@@ -39,7 +42,9 @@
 #include <llvm/Support/FileUtilities.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <iterator>
diff --git a/src/tools/clangrefactoringbackend/source/sourcerangeextractor.cpp b/src/tools/clangrefactoringbackend/source/sourcerangeextractor.cpp
index d4f6ba6cec2..18b6288cae5 100644
--- a/src/tools/clangrefactoringbackend/source/sourcerangeextractor.cpp
+++ b/src/tools/clangrefactoringbackend/source/sourcerangeextractor.cpp
@@ -30,8 +30,11 @@
 #include <sourcerangescontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Basic/SourceManager.h>
@@ -41,7 +44,9 @@
 #include <llvm/ADT/SmallVector.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace ClangBackEnd {
diff --git a/src/tools/clangrefactoringbackend/source/symbolfinder.h b/src/tools/clangrefactoringbackend/source/symbolfinder.h
index 3a9999f66b0..42c7098f1e2 100644
--- a/src/tools/clangrefactoringbackend/source/symbolfinder.h
+++ b/src/tools/clangrefactoringbackend/source/symbolfinder.h
@@ -33,14 +33,19 @@
 #include <sourcelocationscontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include "clang/Tooling/Refactoring.h"
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace ClangBackEnd {
diff --git a/src/tools/clangrefactoringbackend/source/symbollocationfinderaction.h b/src/tools/clangrefactoringbackend/source/symbollocationfinderaction.h
index 413f264fe54..7bee18f94bb 100644
--- a/src/tools/clangrefactoringbackend/source/symbollocationfinderaction.h
+++ b/src/tools/clangrefactoringbackend/source/symbollocationfinderaction.h
@@ -30,14 +30,19 @@
 #include <sourcelocationscontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Tooling/Refactoring.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 namespace clang {
diff --git a/tests/unit/unittest/gtest-clang-printing.cpp b/tests/unit/unittest/gtest-clang-printing.cpp
index 7b9167540e4..4e488379d85 100644
--- a/tests/unit/unittest/gtest-clang-printing.cpp
+++ b/tests/unit/unittest/gtest-clang-printing.cpp
@@ -24,8 +24,11 @@
 ****************************************************************************/
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #ifdef CLANG_UNIT_TESTS
@@ -34,7 +37,9 @@
 #endif
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 #include <gtest/gtest-printers.h>
diff --git a/tests/unit/unittest/sourcerangeextractor-test.cpp b/tests/unit/unittest/sourcerangeextractor-test.cpp
index 759ee2cd7f8..5d3de030543 100644
--- a/tests/unit/unittest/sourcerangeextractor-test.cpp
+++ b/tests/unit/unittest/sourcerangeextractor-test.cpp
@@ -30,15 +30,20 @@
 #include <sourcerangescontainer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-parameter"
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-parameter"
+#elif defined(_MSC_VER)
+#    pragma warning(push)
+#    pragma warning( disable : 4100 )
 #endif
 
 #include <clang/Basic/SourceManager.h>
 #include <clang/Lex/Lexer.h>
 
 #if defined(__GNUC__)
-#pragma GCC diagnostic pop
+#    pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#    pragma warning(pop)
 #endif
 
 using testing::Contains;