Merge topic 'CheckCompilerFlag-Swift'

2d5403ecaa CheckCompilerFlag: Add Swift Support

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !7865

Modules/Internal/CheckFlagCommonConfig.cmake

@@ -48,6 +48,8 @@ macro(CMAKE_CHECK_FLAG_COMMON_INIT _FUNC _LANG _SRC _PATTERNS)
       FAIL_REGEX "argument unused during compilation: .*") # Clang
   elseif("${_LANG}" STREQUAL "ISPC")
     set(${_SRC} "float func(uniform int32, float a) { return a / 2.25; }")
+  elseif("${_LANG}" STREQUAL "Swift")
+    set(${_SRC} "func blarpy() { }")
   else()
     message (SEND_ERROR "${_FUNC}: ${_LANG}: unknown language.")
     return()