# DEFINE: %{global:multiple-once-exact} = @
# RUN: echo '%{global:multiple-once-exact}'

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

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