RUN: llvm-profdata merge %p/Inputs/foo3-1.profdata %p/Inputs/foo4-1.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=HASH
HASH: foo4-1.profdata: foo: Function hash mismatch

RUN: llvm-profdata merge %p/Inputs/overflow.profdata %p/Inputs/overflow.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=OVERFLOW
OVERFLOW: overflow.profdata: overflow: Counter overflow

RUN: not llvm-profdata show %p/Inputs/invalid-count-later.profdata 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER
RUN: not llvm-profdata merge %p/Inputs/invalid-count-later.profdata %p/Inputs/invalid-count-later.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER
INVALID-COUNT-LATER: error: {{.*}}invalid-count-later.profdata: Malformed profile data

RUN: not llvm-profdata show %p/Inputs/bad-hash.profdata 2>&1 | FileCheck %s --check-prefix=BAD-HASH
RUN: not llvm-profdata merge %p/Inputs/bad-hash.profdata %p/Inputs/bad-hash.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=BAD-HASH
BAD-HASH: error: {{.*}}bad-hash.profdata: Malformed profile data

RUN: not llvm-profdata show %p/Inputs/no-counts.profdata 2>&1 | FileCheck %s --check-prefix=NO-COUNTS
NO-COUNTS: error: {{.*}}no-counts.profdata: Malformed profile data