## Check that merge-fdata preserves and propagates multiple event names from
## the "no_lbr" header line, deduplicating across input files, when combined
## with boltedcollection.

# REQUIRES: system-linux

# RUN: split-file %s %t
# RUN: merge-fdata %t/a.fdata %t/b.fdata -o %t/merged.fdata
# RUN: FileCheck %s --input-file %t/merged.fdata

# CHECK: boltedcollection
# CHECK: no_lbr{{.*( cycles:u| instructions)( cycles:u| instructions)}}
# CHECK: 0 main 10 150

#--- a.fdata
boltedcollection
no_lbr cycles:u instructions
0 main 10 100
#--- b.fdata
boltedcollection
no_lbr instructions cycles:u
0 main 10 50