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Update SetVector to rely on the underlying set's insert to return a pair<iterator, bool>

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This is to be consistent with StringSet and ultimately with the standard
library's associative container insert function.

This lead to updating SmallSet::insert to return pair<iterator, bool>,
and then to update SmallPtrSet::insert to return pair<iterator, bool>,
and then to update all the existing users of those functions...

llvm-svn: 222334
This commit is contained in:
David Blaikie
2014-11-19 07:49:26 +00:00
parent 2aa06a989d
commit 70573dcd9f
107 changed files with 255 additions and 228 deletions
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llvm/lib/CodeGen/MachineSink.cpp
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@@ -340,7 +340,7 @@ bool MachineSinking::isWorthBreakingCriticalEdge(MachineInstr *MI,
// If the pass has already considered breaking this edge (during this pass
// through the function), then let's go ahead and break it. This means
// sinking multiple "cheap" instructions into the same block.
if (!CEBCandidates.insert(std::make_pair(From, To)))
if (!CEBCandidates.insert(std::make_pair(From, To)).second)
return true;
if (!MI->isCopy() && !TII->isAsCheapAsAMove(MI))