1RUN: not llvm-profdata show 2>&1 | FileCheck %s --check-prefix SHOW-REQ 2SHOW-REQ: the positional argument '<profdata-file>' is required unless '--debug-info' is provided 3 4RUN: not llvm-profdata show file -o file 2>&1 | FileCheck %s --check-prefix SHOW-OUT 5SHOW-OUT: Input file name cannot be the same as the output file name! 6 7RUN: not llvm-profdata 2>&1 | FileCheck %s --check-prefix EMPTY 8EMPTY: No subcommand specified! 9