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manually copy debugloc over to a new instruction in clone() instead

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of calling getAllMetadata().  This is semantically identical, but doing
it this way avoids unpacking the DebugLoc.

llvm-svn: 135173
This commit is contained in:
Chris Lattner 2011-07-14 18:57:51 +00:00
parent f9d3b2a8c3
commit c7d5a58efc
1 changed files with 3 additions and 1 deletions
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4
lib/VMCore/Instruction.cpp
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@ -405,8 +405,10 @@ Instruction *Instruction::clone() const {
// Otherwise, enumerate and copy over metadata from the old instruction to the
// new one.
SmallVector<std::pair<unsigned, MDNode*>, 4> TheMDs;
getAllMetadata(TheMDs);
getAllMetadataOtherThanDebugLoc(TheMDs);
for (unsigned i = 0, e = TheMDs.size(); i != e; ++i)
New->setMetadata(TheMDs[i].first, TheMDs[i].second);
New->setDebugLoc(getDebugLoc());
return New;
}