llvm/test/tools/llvm-profdata/malformed-ptr-to-counter-array.test

// Header
//
// INSTR_PROF_RAW_HEADER(uint64_t, Magic, __llvm_profile_get_magic())
// INSTR_PROF_RAW_HEADER(uint64_t, Version, __llvm_profile_get_version())
// INSTR_PROF_RAW_HEADER(uint64_t, DataSize, DataSize)
// INSTR_PROF_RAW_HEADER(uint64_t, CountersSize, CountersSize)
// INSTR_PROF_RAW_HEADER(uint64_t, NamesSize,  NamesSize)
// INSTR_PROF_RAW_HEADER(uint64_t, CountersDelta, (uintptr_t)CountersBegin)
// INSTR_PROF_RAW_HEADER(uint64_t, NamesDelta, (uintptr_t)NamesBegin)
// INSTR_PROF_RAW_HEADER(uint64_t, ValueKindLast, IPVK_Last)

RUN: printf '\201rforpl\377' > %t.profraw
RUN: printf '\4\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\1\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\2\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\10\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\0\0\6\0\1\0\0\0' >> %t.profraw
RUN: printf '\0\0\6\0\2\0\0\0' >> %t.profraw
RUN: printf '\0\0\0\0\0\0\0\0' >> %t.profraw

// Data Section
//
// struct ProfData {
// #define INSTR_PROF_DATA(Type, LLVMType, Name, Initializer) \
//    Type Name;
// #include "llvm/ProfileData/InstrProfData.inc"
// };

RUN: printf '\067\265\035\031\112\165\023\344' >> %t.profraw
RUN: printf '\02\0\0\0\0\0\0\0' >> %t.profraw

// Note: The CounterPtr here is off-by-one.
//
// Octal '\11' is 9 in decimal: this should push CounterOffset to 1. As there are two counters,
// the profile reader should error out.
RUN: printf '\11\0\6\0\1\0\0\0' >> %t.profraw

RUN: printf '\0\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\0\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\02\0\0\0\0\0\0\0' >> %t.profraw

// Counter Section

RUN: printf '\067\0\0\0\0\0\0\0' >> %t.profraw
RUN: printf '\101\0\0\0\0\0\0\0' >> %t.profraw

// Name Section

RUN: printf '\3\0bar\0\0\0' >> %t.profraw

RUN: not llvm-profdata merge -o /dev/null %t.profraw 2>&1 | FileCheck %s
CHECK: Malformed instrumentation profile data