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Use empty() member functions when that's what's being tested for instead

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of comparing begin() and end().


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42585 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2007-10-03 19:26:29 +00:00
parent 2bb7d0647e
commit cb406c2597
17 changed files with 36 additions and 38 deletions
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2
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
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@@ -866,7 +866,7 @@ void ScheduleDAG::EmitSchedule() {
// that need to be copied into vregs, emit the copies into the top of the
// block before emitting the code for the block.
MachineFunction &MF = DAG.getMachineFunction();
if (&MF.front() == BB && MF.livein_begin() != MF.livein_end()) {
if (&MF.front() == BB) {
for (MachineFunction::livein_iterator LI = MF.livein_begin(),
E = MF.livein_end(); LI != E; ++LI)
if (LI->second) {