Tests for instrumentation profile bad encoding. 1- Detect invalid count RUN: not llvm-profdata show %p/Inputs/invalid-count-later.proftext 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER RUN: not llvm-profdata merge %p/Inputs/invalid-count-later.proftext %p/Inputs/invalid-count-later.proftext -o %t.out 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER INVALID-COUNT-LATER: error: {{.*}}invalid-count-later.proftext: Malformed instrumentation profile data 2- Detect bad hash RUN: not llvm-profdata show %p/Inputs/bad-hash.proftext 2>&1 | FileCheck %s --check-prefix=BAD-HASH RUN: not llvm-profdata merge %p/Inputs/bad-hash.proftext %p/Inputs/bad-hash.proftext -o %t.out 2>&1 | FileCheck %s --check-prefix=BAD-HASH BAD-HASH: error: {{.*}}bad-hash.proftext: Malformed instrumentation profile data 3- Detect no counts RUN: not llvm-profdata show %p/Inputs/no-counts.proftext 2>&1 | FileCheck %s --check-prefix=NO-COUNTS NO-COUNTS: error: {{.*}}no-counts.proftext: Malformed instrumentation profile data 4- Detect binary input RUN: not llvm-profdata show %p/Inputs/text-format-errors.text.bin 2>&1 | FileCheck %s --check-prefix=BINARY BINARY: error: {{.+}}: Unrecognized instrumentation profile encoding format BINARY: Perhaps you forgot to use the -sample option? 5- Detect malformed value profile data RUN: not llvm-profdata show %p/Inputs/vp-malform.proftext 2>&1 | FileCheck %s --check-prefix=VP RUN: not llvm-profdata show %p/Inputs/vp-malform2.proftext 2>&1 | FileCheck %s --check-prefix=VP VP: Malformed instrumentation profile data 6- Detect truncated value profile data RUN: not llvm-profdata show %p/Inputs/vp-truncate.proftext 2>&1 | FileCheck %s --check-prefix=VPTRUNC VPTRUNC: Truncated profile data