| ; RUN: not FileCheck -input-file %s %s --check-prefix=CHECK1 --match-full-lines --dump-input-on-failure 2>&1 | FileCheck %s --check-prefix=CHECKERROR --match-full-lines | 
 | ; RUN: env FILECHECK_DUMP_INPUT_ON_FAILURE=1 not FileCheck -input-file %s %s --check-prefix=CHECK1 --match-full-lines 2>&1 |  FileCheck %s --check-prefix=CHECKERROR --match-full-lines | 
 | ; RUN: env FILECHECK_DUMP_INPUT_ON_FAILURE=1 not FileCheck -input-file %s %s --check-prefix=CHECK1 --match-full-lines --dump-input-on-failure=0 2>&1 |  FileCheck %s --check-prefix=CHECKERRORNOVERBOSE --match-full-lines | 
 |  | 
 | hello | 
 | world | 
 |  | 
 | ; CHECK1: ciao | 
 | ; CHECK1-NEXT: world | 
 |  | 
 | ; CHECKERROR: Full input was: | 
 | ; CHECKERROR-NEXT: <<<<<< | 
 | ; CHECKERROR: hello | 
 | ; CHECKERROR: world | 
 | ; CHECKERROR: >>>>>> | 
 |  | 
 | ; CHECKERRORNOVERBOSE-NOT: <<<<<< |