LiveVariables: Fix typo and shorten comment
llvm-svn: 264768
diff --git a/llvm/lib/CodeGen/LiveVariables.cpp b/llvm/lib/CodeGen/LiveVariables.cpp
index b153260..e3d854a 100644
--- a/llvm/lib/CodeGen/LiveVariables.cpp
+++ b/llvm/lib/CodeGen/LiveVariables.cpp
@@ -529,10 +529,8 @@
UseRegs.push_back(MOReg);
} else {
assert(MO.isDef());
- // FIXME: We should not remove any dead flags. Howeve the MIPS RDDSP
- // instruction needs it at the moment: RDDSP gets its implicit use
- // operands added too late in the processing so InstrEmitter adds an
- // incorrect dead flag because the uses are not yet visible.
+ // FIXME: We should not remove any dead flags. However the MIPS RDDSP
+ // instruction needs it at the moment: http://llvm.org/PR27116.
if (TargetRegisterInfo::isPhysicalRegister(MOReg) &&
!MRI->isReserved(MOReg))
MO.setIsDead(false);