casa-mp-base

--- src/compiler/crystal/compiler.cr.orig   2018-06-19 05:20:05.000000000 +0400

+++ src/compiler/crystal/compiler.cr    2018-06-19 05:32:59.000000000 +0400

@@ -324,7 +324,7 @@

         link_flags = @link_flags || ""

         link_flags += " -rdynamic"

-        link_flags += " -static" if static?

+        link_flags += " -static" if static? && !program.has_flag? "darwin"

         %(#{cc} #{object_name} -o '#{output_filename}' #{link_flags} #{program.lib_flags})

       end