From 6edcd3994c501fb4ecdfc5bce1ee284c3b4c424b Mon Sep 17 00:00:00 2001 From: Devang Patel Date: Tue, 5 Jan 2010 21:47:32 +0000 Subject: Allow null to be an element of NamedMDNode. e.g. !llvm.stuff = !{!0, !1, null} llvm-svn: 92783 --- llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp') diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index c8097a09996..33da5e4d611 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -789,9 +789,13 @@ bool BitcodeReader::ParseMetadata() { unsigned Size = Record.size(); SmallVector Elts; for (unsigned i = 0; i != Size; ++i) { - Value *MD = MDValueList.getValueFwdRef(Record[i]); - if (MDNode *B = dyn_cast_or_null(MD)) - Elts.push_back(B); + if (Record[i] == ~0U) + Elts.push_back(NULL); + else { + Value *MD = MDValueList.getValueFwdRef(Record[i]); + if (MDNode *B = dyn_cast_or_null(MD)) + Elts.push_back(B); + } } Value *V = NamedMDNode::Create(Context, Name.str(), Elts.data(), Elts.size(), TheModule); -- cgit v1.2.3