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Avoid using DIDescriptor.isNull().

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This is a first step towards eliminating unncessary constructor checks in light weight DIDescriptor wrappers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97947 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-03-08 18:25:48 +00:00
parent fab4a25d46
commit d8cc5d5256
8 changed files with 128 additions and 163 deletions
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2
lib/CodeGen/MachineInstr.cpp
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@ -1219,7 +1219,7 @@ void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM) const {
DIScope Scope = DLT.getScope();
OS << " dbg:";
// Omit the directory, since it's usually long and uninteresting.
if (!Scope.isNull())
if (Scope.Verify())
OS << Scope.getFilename();
else
OS << "<unknown>";