msvc/arm: Fix for https://github.com/boostorg/type_traits/issues/105

appveyor.yml

@@ -41,6 +41,8 @@ environment:
       ARGS: --toolset=msvc-14.1 address-model=64 cxxflags=-clr asynch-exceptions=on
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
       ARGS: --toolset=msvc-14.1 address-model=32 cxxflags=-clr asynch-exceptions=on
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      ARGS: --toolset=msvc-14.1 architecture=arm is_member_func_test testing.launcher=null_runner
     - ARGS: --toolset=gcc address-model=64
       PATH: C:\mingw-w64\x86_64-6.3.0-posix-seh-rt_v5-rev1\mingw64\bin;%PATH%
     - ARGS: --toolset=gcc address-model=64 cxxflags=-std=gnu++1z

include/boost/type_traits/detail/is_function_cxx_11.hpp

@@ -96,7 +96,7 @@ namespace boost {
    template <class Ret, class ...Args BOOST_TT_NOEXCEPT_PARAM>
    struct is_function<Ret(Args..., ...)const volatile && BOOST_TT_NOEXCEPT_DECL> : public true_type {};
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
 #ifdef __CLR_VER
    template <class Ret, class...Args BOOST_TT_NOEXCEPT_PARAM>
    struct is_function<Ret __clrcall(Args...)BOOST_TT_NOEXCEPT_DECL> : public true_type {};

include/boost/type_traits/detail/is_member_function_pointer_cxx_11.hpp

@@ -108,7 +108,7 @@ namespace boost {
    template <class Ret, class C, class ...Args BOOST_TT_NOEXCEPT_PARAM>
    struct is_member_function_pointer<Ret(C::*)(Args..., ...)const volatile && BOOST_TT_NOEXCEPT_DECL> : public true_type {};
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
 #ifdef __CLR_VER
    template <class Ret, class C, class...Args BOOST_TT_NOEXCEPT_PARAM>
    struct is_member_function_pointer<Ret (__clrcall C::*)(Args...)BOOST_TT_NOEXCEPT_DECL> : public true_type {};

test/null_runner.bat

@@ -0,0 +1,4 @@
+REM
+REM This batch file does nothing, use it to "run" something that has been cross-compiled.
+REM
+ECHO Skipping running program %1%