From: Davide Italiano <davide@freebsd.org>
Date: Wed, 25 Jan 2017 23:37:49 +0000 (+0000)
Subject: [NewGVN] Simplify folding a lambda used only once. NFCI.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=943b33c925a96a3185d94ecc596e7d65763edd0f;p=llvm

[NewGVN] Simplify folding a lambda used only once. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293112 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/NewGVN.cpp b/lib/Transforms/Scalar/NewGVN.cpp
index d4e41e1c0ad..fe5a43872f5 100644
--- a/lib/Transforms/Scalar/NewGVN.cpp
+++ b/lib/Transforms/Scalar/NewGVN.cpp
@@ -430,12 +430,10 @@ PHIExpression *NewGVN::createPHIExpression(Instruction *I) {
   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 * {