error_complex_implementation.swift

// REQUIRES: swift_swift_parser

// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend %s -swift-version 5 -module-name main -disable-availability-checking -typecheck -verify -plugin-path %swift-plugin-dir
// RUN: %target-swift-frontend %s -swift-version 5 -module-name main -disable-availability-checking -typecheck -verify -external-plugin-path %swift-plugin-dir#%swift-plugin-server

@DebugDescription
structMyStruct{
varflag:Bool

 // expected-error @+1 {{body must consist of a single string literal}}
vardebugDescription:String{
 flag ?"yes":"no"
}
}