# Surely an empty substitution continuation is an accident, so it's an error.
# DEFINE: %{foo} = foo \
# DEFINE:
# ^~ whitespace intentional
# RUN: echo '%{foo}'
# CHECK: Substitution's continuation is empty
# CHECK-NEXT: in {{DEFINE}}: directive on test line [[#@LINE-5]]
# CHECK: Unresolved: 1 {{\([0-9]*.[0-9]*%\)}}