[llvm] r293112 - [NewGVN] Simplify folding a lambda used only once. NFCI.
Davide Italiano via llvm-commits
llvm-commits at lists.llvm.org
Wed Jan 25 15:37:49 PST 2017
Author: davide
Date: Wed Jan 25 17:37:49 2017
New Revision: 293112
URL: http://llvm.org/viewvc/llvm-project?rev=293112&view=rev
Log:
[NewGVN] Simplify folding a lambda used only once. NFCI.
Modified:
llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
Modified: llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp?rev=293112&r1=293111&r2=293112&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp Wed Jan 25 17:37:49 2017
@@ -430,12 +430,10 @@ PHIExpression *NewGVN::createPHIExpressi
E->setType(I->getType());
E->setOpcode(I->getOpcode());
- auto ReachablePhiArg = [&](const Use &U) {
+ // Filter out unreachable phi operands.
+ auto Filtered = make_filter_range(PN->operands(), [&](const Use &U) {
return ReachableBlocks.count(PN->getIncomingBlock(U));
- };
-
- // Filter out unreachable operands
- auto Filtered = make_filter_range(PN->operands(), ReachablePhiArg);
+ });
std::transform(Filtered.begin(), Filtered.end(), op_inserter(E),
[&](const Use &U) -> Value * {
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