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[PDB] Indicate which type record failed hash validation

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llvm-svn: 274308
This commit is contained in:
Reid Kleckner 2016-07-01 00:37:25 +00:00
parent 1b62244124
commit a8e16f1432
1 changed files with 8 additions and 2 deletions
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10
lib/DebugInfo/PDB/Raw/TpiStream.cpp
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@ -118,7 +118,7 @@ private:
template <typename T> Error verify(T &Rec) { template <typename T> Error verify(T &Rec) {
uint32_t Hash = getTpiHash(Rec, *RawRecord); uint32_t Hash = getTpiHash(Rec, *RawRecord);
if (Hash % NumHashBuckets != HashValues[Index]) if (Hash % NumHashBuckets != HashValues[Index])
return make_error<RawError>(raw_error_code::invalid_tpi_hash); return errorInvalidHash();
return Error::success(); return Error::success();
} }
@ -127,10 +127,16 @@ private:
support::endian::write32le(Buf, Rec.getUDT().getIndex()); support::endian::write32le(Buf, Rec.getUDT().getIndex());
uint32_t Hash = hashStringV1(StringRef(Buf, 4)); uint32_t Hash = hashStringV1(StringRef(Buf, 4));
if (Hash % NumHashBuckets != HashValues[Index]) if (Hash % NumHashBuckets != HashValues[Index])
return make_error<RawError>(raw_error_code::invalid_tpi_hash); return errorInvalidHash();
return Error::success(); return Error::success();
} }
Error errorInvalidHash() {
return make_error<RawError>(
raw_error_code::invalid_tpi_hash,
"Type index is 0x" + utohexstr(TypeIndex::FirstNonSimpleIndex + Index));
}
FixedStreamArray<support::ulittle32_t> HashValues; FixedStreamArray<support::ulittle32_t> HashValues;
const CVRecord<TypeLeafKind> *RawRecord; const CVRecord<TypeLeafKind> *RawRecord;
uint32_t NumHashBuckets; uint32_t NumHashBuckets;