[cxx-interop] Disable cxxshim on windows until we can figure out cmakeconfig.

Author: zoecarver

stdlib/public/Cxx/cxxshim/CMakeLists.txt

@@ -1,5 +1,10 @@
+is_sdk_requested(WINDOWS swift_build_windows)
 set(libcxxshim_modulemap_target_list)
 foreach(sdk ${SWIFT_SDKS})
+  if(swift_build_windows)
+    continue()
+  endif()
+
   foreach(arch ${SWIFT_SDK_${sdk}_ARCHITECTURES})
     set(arch_suffix "${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${arch}")
     set(arch_subdir "${SWIFT_SDK_${sdk}_LIB_SUBDIR}/${arch}")

test/Interop/Cxx/class/inheritance/functions.swift

@@ -1,6 +1,8 @@
 // RUN: %target-run-simple-swift(-I %S/Inputs/ -Xfrontend -enable-experimental-cxx-interop)
 //
 // REQUIRES: executable_test
+// TODO: Fix CxxShim for Windows.
+// XFAIL: OS=windows-msvc
 
 import StdlibUnittest
 import CxxShim

test/Interop/Cxx/operators/member-inline.swift

@@ -1,6 +1,8 @@
 // RUN: %target-run-simple-swift(-I %S/Inputs -Xfrontend -enable-experimental-cxx-interop)
-
+//
 // REQUIRES: executable_test
+// TODO: Fix CxxShim for Windows.
+// XFAIL: OS=windows-msvc
 
 import MemberInline
 import CxxShim