| // RUN: %empty-directory(%t) | |
| // RUN: %build-silgen-test-overlays | |
| // RUN: %target-swift-frontend(mock-sdk: -sdk %S/Inputs -I %t) -Xllvm -sil-full-demangle -emit-silgen %s -enable-sil-ownership | |
| // REQUIRES: objc_interop | |
| import Foundation | |
| extension NSString { | |
| var x: Float { return 0.0 } | |
| } | |
| // note: this has to be a var | |
| var str: String = "hello world" | |
| // Crash when NSString member is accessed on a String with an lvalue base | |
| _ = str.x |