From a1f79fb08b92801d4ab3cb32fe0bd9d12dfb3954 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 2 May 2004 01:00:44 +0000 Subject: [PATCH] Dont' merge terminators that are needed to select PHI node values. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13312 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Utils/SimplifyCFG.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp index dedaa6a657c..a1b917ff3e9 100644 --- a/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/lib/Transforms/Utils/SimplifyCFG.cpp @@ -812,7 +812,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) { for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI!=E; ++PI) if (BranchInst *PBI = dyn_cast((*PI)->getTerminator())) - if (PBI->isConditional()) { + if (PBI->isConditional() && SafeToMergeTerminators(BI, PBI)) { if (PBI->getSuccessor(0) == FalseDest || PBI->getSuccessor(1) == TrueDest) { // Invert the predecessors condition test (xor it with true), -- 2.34.1