1 ; RUN: not FileCheck -check-prefix=DAGNOT -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=DAGNOT-ERROR %s 2 ; RUN: not FileCheck -check-prefix=NOTDAG -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=NOTDAG-ERROR %s 3 ; RUN: not FileCheck -check-prefix=NEXTNOT -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=NEXTNOT-ERROR %s 4 ; RUN: not FileCheck -check-prefix=NOTNEXT -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=NOTNEXT-ERROR %s 5 ; RUN: not FileCheck -check-prefix=SAMENOT -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=SAMENOT-ERROR %s 6 ; RUN: not FileCheck -check-prefix=NOTSAME -input-file %s %s 2>&1 | FileCheck -check-prefix=ERROR -check-prefix=NOTSAME-ERROR %s 7 8 foo 9 ; DAGNOT: foo 10 ; DAGNOT-DAG-NOT: bar 11 ; NOTDAG: foo 12 ; NOTDAG-NOT-DAG: bar 13 ; NEXTNOT: foo 14 ; NEXTNOT-NEXT-NOT: bar 15 ; NOTNEXT: foo 16 ; NOTNEXT-NOT-NEXT: bar 17 ; SAMENOT: foo 18 ; SAMENOT-SAME-NOT: bar 19 ; NOTSAME: foo 20 ; NOTSAME-NOT-SAME: bar 21 22 ; ERROR: error: unsupported -NOT combo on prefix 23 ; DAGNOT-ERROR-SAME: 'DAGNOT' 24 ; NOTDAG-ERROR-SAME: 'NOTDAG' 25 ; NEXTNOT-ERROR-SAME: 'NEXTNOT' 26 ; NOTNEXT-ERROR-SAME: 'NOTNEXT' 27 ; SAMENOT-ERROR-SAME: 'SAMENOT' 28 ; NOTSAME-ERROR-SAME: 'NOTSAME' 29