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Add support for empty metadata nodes: !{}.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108259 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-07-13 19:33:27 +00:00
parent 218977b53e
commit ac80975ea4
4 changed files with 11 additions and 4 deletions
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5
lib/Bitcode/Reader/BitcodeReader.cpp
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@ -820,7 +820,7 @@ bool BitcodeReader::ParseMetadata() {
IsFunctionLocal = true;
// fall-through
case bitc::METADATA_NODE: {
if (Record.empty() || Record.size() % 2 == 1)
if (Record.size() % 2 == 1)
return Error("Invalid METADATA_NODE record");
unsigned Size = Record.size();
@ -834,7 +834,8 @@ bool BitcodeReader::ParseMetadata() {
else
Elts.push_back(NULL);
}
Value *V = MDNode::getWhenValsUnresolved(Context, &Elts[0], Elts.size(),
Value *V = MDNode::getWhenValsUnresolved(Context,
Elts.data(), Elts.size(),
IsFunctionLocal);
IsFunctionLocal = false;
MDValueList.AssignValue(V, NextMDValueNo++);