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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...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222334 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2014-11-19 07:49:26 +00:00
parent 0e8675a621
commit 5401ba7099
107 changed files with 255 additions and 228 deletions
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lib/CodeGen/PHIElimination.cpp
+1 -1
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@@ -367,7 +367,7 @@ void PHIElimination::LowerPHINode(MachineBasicBlock &MBB,
// Check to make sure we haven't already emitted the copy for this block.
// This can happen because PHI nodes may have multiple entries for the same
// basic block.
if (!MBBsInsertedInto.insert(&opBlock))
if (!MBBsInsertedInto.insert(&opBlock).second)
continue; // If the copy has already been emitted, we're done.
// Find a safe location to insert the copy, this may be the first terminator