1; RUN: FileCheck -check-prefix=FOO -check-prefix=FOOBAR -check-prefix=BARFOO -input-file %s %s -allow-unused-prefixes 2; RUN: FileCheck -check-prefix=FOOBAR -check-prefix=FOO -check-prefix=BARFOO -input-file %s %s -allow-unused-prefixes 3; RUN: FileCheck -check-prefix=FOOBAR -check-prefix=BARFOO -check-prefix=FOO -input-file %s %s -allow-unused-prefixes 4 5this is the match 6this is another 7 8FOO 9FOOBAR 10FOOBAR: this is the {{match}} 11BARFOO: this is {{another}} 12