From fc481e5eb71237421f189951b9d383f72bd63bf1 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Fri, 5 May 2017 17:09:29 +0000 Subject: [Float2Int] Replace a ConstantRange copy with a move. Remove an extra call to MapVector::find. llvm-svn: 302256 --- llvm/lib/Transforms/Scalar/Float2Int.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'llvm/lib/Transforms/Scalar/Float2Int.cpp') diff --git a/llvm/lib/Transforms/Scalar/Float2Int.cpp b/llvm/lib/Transforms/Scalar/Float2Int.cpp index 3c61a28bdd3..b105ece8dc7 100644 --- a/llvm/lib/Transforms/Scalar/Float2Int.cpp +++ b/llvm/lib/Transforms/Scalar/Float2Int.cpp @@ -139,10 +139,11 @@ void Float2IntPass::findRoots(Function &F, SmallPtrSet &Roots) { // Helper - mark I as having been traversed, having range R. void Float2IntPass::seen(Instruction *I, ConstantRange R) { DEBUG(dbgs() << "F2I: " << *I << ":" << R << "\n"); - if (SeenInsts.find(I) != SeenInsts.end()) - SeenInsts.find(I)->second = R; + auto IT = SeenInsts.find(I); + if (IT != SeenInsts.end()) + IT->second = std::move(R); else - SeenInsts.insert(std::make_pair(I, R)); + SeenInsts.insert(std::make_pair(I, std::move(R))); } // Helper - get a range representing a poison value. -- cgit v1.2.3