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Replace some unnecessary vector copies with references.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190770 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2013-09-15 22:04:42 +00:00
parent 766f25306a
commit 94ee55d4b3
6 changed files with 8 additions and 10 deletions
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2
lib/Target/Hexagon/HexagonHardwareLoops.cpp
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@@ -871,7 +871,7 @@ bool HexagonHardwareLoops::isInvalidLoopOperation(
/// \brief - Return true if the loop contains an instruction that inhibits
/// the use of the hardware loop function.
bool HexagonHardwareLoops::containsInvalidInstruction(MachineLoop *L) const {
const std::vector<MachineBasicBlock*> Blocks = L->getBlocks();
const std::vector<MachineBasicBlock *> &Blocks = L->getBlocks();
for (unsigned i = 0, e = Blocks.size(); i != e; ++i) {
MachineBasicBlock *MBB = Blocks[i];
for (MachineBasicBlock::iterator