Type mark stack underflow

compiler_bug.pike:

int(0..0) array(mapping) foobar() {
  return ({});
}

$ pike --version
Pike v8.0 release 702 Copyright © 1994-2018 Linköping University
Pike comes with ABSOLUTELY NO WARRANTY; This is free software and you are
welcome to redistribute it under certain conditions; read the files
COPYING and COPYRIGHT in the Pike distribution for more details.
$ pike compiler_bug.pike 
compiler_bug.pike:1:array is a reserved word.
/var/tmp/portage/dev-lang/pike-8.0.702/work/Pike-v8.0.702/src/pike_types.c:707: Fatal error:
Type mark stack underflow
/var/tmp/portage/dev-lang/pike-8.0.702/work/Pike-v8.0.702/src/pike_types.c:707: Fatal error:
Type mark stack underflow
Aborted