Revert some changes for Windows build since they seem unnecessary (#2847)

Part of
#2824

---------

Signed-off-by: Anatoly Myachev <[email protected]>

Author: anmyachev

CMakeLists.txt

@@ -93,11 +93,7 @@ endif()
 # Compiler flags
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
 if(NOT MSVC)
-  if(NOT WIN32)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__STDC_FORMAT_MACROS -fPIC")
-  else()
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__STDC_FORMAT_MACROS -Wno-deprecated")
-  endif()
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__STDC_FORMAT_MACROS  -fPIC -std=gnu++17")
 else()
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__STDC_FORMAT_MACROS")
 endif()
@@ -168,8 +164,7 @@ include_directories(${PROJECT_BINARY_DIR}/include) # Tablegen'd files
 include_directories(${PROJECT_SOURCE_DIR}/third_party)
 include_directories(${PROJECT_BINARY_DIR}/third_party) # Tablegen'd files
 
-link_directories(${LLVM_LIBRARY_DIR})
-
+# link_directories(${LLVM_LIBRARY_DIR})
 add_subdirectory(include)
 add_subdirectory(lib)