Auto opt-in OSX targets and iOS targets which have a deployment target >= 8.0

lib/cocoapods/installer/analyzer.rb

@@ -204,7 +204,7 @@ module Pod
           user_project = Xcodeproj::Project.open(project_path)
           native_targets = compute_user_project_targets(target_definition, user_project)
 
-          target.host_requires_framework |= compute_user_project_targets_require_framework(native_targets)
+          target.host_requires_framework |= compute_user_project_targets_require_framework(target_definition, native_targets)
           target.user_project_path = project_path
           target.client_root = project_path.dirname
           target.user_target_uuids = native_targets.map(&:uuid)
@@ -568,14 +568,17 @@ module Pod
       # by #compute_user_project_targets require to be build as a framework due
       # the presence of Swift source code in any of the source build phases.
       #
+      # @param  [TargetDefinition] target_definition
+      #         the target definition
+      #
       # @param  [Array<PBXNativeTarget>] native_targets
       #         the targets which are checked for presence of Swift source code
       #
       # @return [Boolean] Whether the user project targets to integrate into
       #         uses Swift
       #
-      def compute_user_project_targets_require_framework(native_targets)
-        native_targets.any? do |target|
+      def compute_user_project_targets_require_framework(target_definition, native_targets)
+        target_definition.platform.supports_dynamic_frameworks? || native_targets.any? do |target|
           target.source_build_phase.files.any? { |f| f.file_ref.last_known_file_type == 'sourcecode.swift' }
         end
       end