From 27af5c414b44315676b4625dc22e29a507ca9dca Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Thu, 7 Jun 2007 22:31:28 +0000 Subject: [PATCH] Only remove the edge from entry to false if false block is merged. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37503 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/IfConversion.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index 64f2faf09de..2b03abecb99 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -647,8 +647,8 @@ bool IfConverter::IfConvertTriangle(BBInfo &BBI) { // Now merge the entry of the triangle with the true block. BBI.NonPredSize -= TII->RemoveBranch(*BBI.BB); MergeBlocks(BBI, TrueBBI); - // Remove entry to false edge. - if (BBI.BB->isSuccessor(FalseBBI.BB)) + // Remove entry to false edge if false block is merged in as well. + if (FalseBBDead && BBI.BB->isSuccessor(FalseBBI.BB)) BBI.BB->removeSuccessor(FalseBBI.BB); std::copy(BBI.BrCond.begin(), BBI.BrCond.end(), std::back_inserter(BBI.Predicate)); -- 2.34.1