# DEFINE: %{global:inside} = @
# RUN: echo '<%{global:inside}>'

#      CHECK: ValueError: Substitution whose pattern contains '%{global:inside}' is already defined before '{{DEFINE}}:' directive at line [[#@LINE-3]]
# CHECK-NEXT: Existing pattern: <%{global:inside}>
#  CHECK-NOT: Existing pattern:

# CHECK: Unresolved: 1 {{\([0-9]*.[0-9]*%\)}}