From 6888dbcda7890b28ae31056cf72addbff5a381a2 Mon Sep 17 00:00:00 2001
From: Quentin Colombet <qcolombet@apple.com>
Date: Tue, 19 Sep 2017 22:03:50 +0000
Subject: Revert "[MIRPrinter] Print empty successor lists when they cannot be
 guessed"

This reverts commit r313685.

I thought I had ran ninja check, but apparently I didn't...
Need to update a bunch of mir tests.

llvm-svn: 313686
---
 llvm/lib/CodeGen/MIRPrinter.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'llvm/lib/CodeGen')

diff --git a/llvm/lib/CodeGen/MIRPrinter.cpp b/llvm/lib/CodeGen/MIRPrinter.cpp
index 6347e6da942..db9ccef8a36 100644
--- a/llvm/lib/CodeGen/MIRPrinter.cpp
+++ b/llvm/lib/CodeGen/MIRPrinter.cpp
@@ -598,7 +598,8 @@ void MIPrinter::print(const MachineBasicBlock &MBB) {
   bool HasLineAttributes = false;
   // Print the successors
   bool canPredictProbs = canPredictBranchProbabilities(MBB);
-  if (!SimplifyMIR || !canPredictProbs || !canPredictSuccessors(MBB)) {
+  if (!MBB.succ_empty() && (!SimplifyMIR || !canPredictProbs ||
+                            !canPredictSuccessors(MBB))) {
     OS.indent(2) << "successors: ";
     for (auto I = MBB.succ_begin(), E = MBB.succ_end(); I != E; ++I) {
       if (I != MBB.succ_begin())
-- 
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