Merge pull request #6614 from louisdh/spec-fixes

[Spec] Fix for updated build settings

cocoapods-integration-specs @ dc09c7b6

-Subproject commit d19dc55372c85e95e21ead19a9d34b5895673088
+Subproject commit dc09c7b6bcc96646fa2f724230ba44fcd2b4c9a3

spec/unit/installer/xcode/pods_project_generator/target_installer_spec.rb

@@ -54,7 +54,7 @@ module Pod
             @pod_target.stubs(:uses_swift?).returns(true)
             @installer.send(:add_target)
             @installer.send(:native_target).resolved_build_setting('SWIFT_OPTIMIZATION_LEVEL').should == {
-              'Release' => nil,
+              'Release' => '-Owholemodule',
               'Debug' => '-Onone',
               'Test' => nil,
               'AppStore' => nil,