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Do not use abbrev while writing NamedMDNode name.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77637 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2009-07-30 23:06:35 +00:00
parent 53a7c6c983
commit b3f7c61d9c
2 changed files with 11 additions and 9 deletions
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13
lib/Bitcode/Writer/BitcodeWriter.cpp
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@ -495,7 +495,6 @@ static void WriteModuleMetadata(const ValueEnumerator &VE,
const ValueEnumerator::ValueList &Vals = VE.getValues();
bool StartedMetadataBlock = false;
unsigned MDSAbbrev = 0;
unsigned String8Abbrev = 0;
SmallVector<uint64_t, 64> Record;
for (unsigned i = 0, e = Vals.size(); i != e; ++i) {
@ -530,18 +529,14 @@ static void WriteModuleMetadata(const ValueEnumerator &VE,
if (!StartedMetadataBlock) {
Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
StartedMetadataBlock = true;
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(bitc::CST_CODE_STRING));
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 8));
String8Abbrev = Stream.EmitAbbrev(Abbv);
}
// Write name.
const char *StrBegin = NMD->getName().data();
for (unsigned i = 0, e = NMD->getName().size(); i != e; ++i)
std::string Str = NMD->getNameStr();
const char *StrBegin = Str.c_str();
for (unsigned i = 0, e = Str.length(); i != e; ++i)
Record.push_back(StrBegin[i]);
Stream.EmitRecord(bitc::METADATA_NAME, Record, String8Abbrev);
Stream.EmitRecord(bitc::METADATA_NAME, Record, 0/*TODO*/);
Record.clear();
// Write named metadata elements.

7
test/Feature/NamedMDNode2.ll Normal file
View File

@ -0,0 +1,7 @@
; RUN: llvm-as < %s -f -o /dev/null
; PR4654
@foo = constant i1 false
!0 = metadata !{i1 false}
!a = !{!0}