Fix static compilation

CMakeLists.txt

@@ -7,6 +7,10 @@ option(VOXELENGINE_BUILD_TESTS "" OFF)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
+if (CMAKE_SYSTEM_NAME STREQUAL "Windows")
+  set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+endif()
+
 add_subdirectory(src)
 add_executable(${PROJECT_NAME} src/main.cpp)
 target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
@@ -20,7 +24,6 @@ if(MSVC)
       set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
     endif()
     if((CMAKE_BUILD_TYPE EQUAL "Release") OR (CMAKE_BUILD_TYPE EQUAL "RelWithDebInfo"))
-      set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Release>:Release>")
       target_compile_options(${PROJECT_NAME} PRIVATE /W4 /MT /O2)
     else()
       target_compile_options(${PROJECT_NAME} PRIVATE /W4)
@@ -36,7 +39,7 @@ else()
     target_compile_options(${PROJECT_NAME} PRIVATE -Og)
   endif()
   if (WIN32)
-    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
   endif()
 endif()