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[RS4GC] Don't copy ADT's unneccessarily, NFCI 

Summary: Use `const auto &` instead of `auto` in `makeStatepointExplicit`.

Reviewers: reames, swaroop.sridhar

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D13454

llvm-svn: 249776
This commit is contained in:
Sanjoy Das 2015-10-08 23:18:22 +00:00
parent 1f53eb6fbd
commit 1ede5367ba
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
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@ -1501,8 +1501,8 @@ static void StabilizeOrder(SmallVectorImpl<Value *> &BaseVec,
static void
makeStatepointExplicit(DominatorTree &DT, const CallSite &CS,
PartiallyConstructedSafepointRecord &Result) {
auto LiveSet = Result.LiveSet;
auto PointerToBase = Result.PointerToBase;
const auto &LiveSet = Result.LiveSet;
const auto &PointerToBase = Result.PointerToBase;
// Convert to vector for efficient cross referencing.
SmallVector<Value *, 64> BaseVec, LiveVec;
@ -1511,7 +1511,7 @@ makeStatepointExplicit(DominatorTree &DT, const CallSite &CS,
for (Value *L : LiveSet) {
LiveVec.push_back(L);
assert(PointerToBase.count(L));
Value *Base = PointerToBase[L];
Value *Base = PointerToBase.find(L)->second;
BaseVec.push_back(Base);
}
assert(LiveVec.size() == BaseVec.size());