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[Hexagon] Replace use of "std::map::emplace" with "insert" 

Gcc 4.7.2-4 does not seem to have "emplace" in its implementation of map.
This should fix the build failure on polly-amd64-linux.

llvm-svn: 260816
This commit is contained in:
Krzysztof Parzyszek 2016-02-13 14:06:01 +00:00
parent 0772c42385
commit 280a50ebb9
1 changed files with 4 additions and 1 deletions
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5
llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp
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@ -1762,7 +1762,10 @@ void HexagonFrameLowering::optimizeSpillSlots(MachineFunction &MF,
// and collect relevant information.
for (auto &B : MF) {
std::map<int,IndexType> LastStore, LastLoad;
auto P = BlockIndexes.emplace(&B, HexagonBlockRanges::InstrIndexMap(B));
// Emplace appears not to be supported in gcc 4.7.2-4.
//auto P = BlockIndexes.emplace(&B, HexagonBlockRanges::InstrIndexMap(B));
auto TmpP = std::make_pair(&B, HexagonBlockRanges::InstrIndexMap(B));
auto P = BlockIndexes.insert(TmpP);
auto &IndexMap = P.first->second;
DEBUG(dbgs() << "Index map for BB#" << B.getNumber() << "\n"
<< IndexMap << '\n');