[CMake] Enable loadable modules, aka plugins, with BUILD_SHARED_LIBS on cygming.

Loadable modules could be enabled without BUILD_SHARED_LIBS with tweaks in future.

llvm-svn: 212907

diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
index b8577f7..27a126c 100644 (file)
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -411,8 +411,11 @@ endif()
 # Plugin support
 # FIXME: Make this configurable.
 if(WIN32 OR CYGWIN)
-  # DLL platform(s) don't support plugins.
-  set(LLVM_ENABLE_PLUGINS OFF)
+  if(BUILD_SHARED_LIBS)
+    set(LLVM_ENABLE_PLUGINS ON)
+  else()
+    set(LLVM_ENABLE_PLUGINS OFF)
+  endif()
 else()
   set(LLVM_ENABLE_PLUGINS ON)
 endif()