//golangcitest:args -Eireturn package testdata /* #include #include void myprint(char* s) { printf("%d\n", s); } */ import "C" import ( "unsafe" ) func _() { cs := C.CString("Hello from stdio\n") C.myprint(cs) C.free(unsafe.Pointer(cs)) } type ( IreturnDoer interface{ Do() } ireturnDoer struct{} ) func _() IreturnDoer { return new(ireturnDoer) } // want `_ returns interface \(command-line-arguments.IreturnDoer\)` func (d *ireturnDoer) Do() { /*...*/ } func _() *ireturnDoer { return new(ireturnDoer) }