Add SDK v1.0.0

breeze/cmake/toolchains/windows-x64-clang.cmake

@@ -0,0 +1,12 @@
+# windows-x64-clang: Clang with its own GNU-style driver (clang++) building
+# for x64 Windows, as in an MSYS2 CLANG64 shell. Not clang-cl -- see
+# windows-x64-clang-cl for that.
+#
+# Nothing is pinned: the CLANG64 environment is what makes clang++ target
+# x64 with the mingw ABI. TargetSelection.cmake checks that afterwards.
+#
+# See _common.cmake (pmn_msys_clang_toolchain).
+include("${CMAKE_CURRENT_LIST_DIR}/_common.cmake")
+
+pmn_toolchain_target("windows-x64-clang")
+pmn_msys_clang_toolchain()