[MSVC] Force UTf-8 encoding.

Author: bruvzg

CMakeLists.txt

@@ -86,7 +86,7 @@ set(GODOT_COMPILE_FLAGS )
 
 if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
 # using Visual Studio C++
-set(GODOT_COMPILE_FLAGS "/EHsc") # /GF /MP
+set(GODOT_COMPILE_FLAGS "/EHsc /utf-8") # /GF /MP
 
 if(CMAKE_BUILD_TYPE MATCHES Debug)
 set(GODOT_COMPILE_FLAGS "${GODOT_COMPILE_FLAGS} /MDd") # /Od /RTC1 /Zi

tools/windows.py

@@ -30,7 +30,7 @@ def generate(env):
  env.Tool("mslink")
 
  env.Append(CPPDEFINES=["TYPED_METHOD_BIND", "NOMINMAX"])
- env.Append(CCFLAGS=["/EHsc"])
+ env.Append(CCFLAGS=["/EHsc", "/utf-8"])
  env.Append(LINKFLAGS=["/WX"])
 
  if env["use_clang_cl"]: