From: Dan Gohman <dan433584@gmail.com>
Date: Thu, 10 Dec 2015 14:16:34 +0000 (+0000)
Subject: [WebAssembly] Fix WebAssemblyPeephole to set Changed to true when making changes.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=5b3101aa981264f5adb64f15af401aafc57faf35;p=oota-llvm.git

[WebAssembly] Fix WebAssemblyPeephole to set Changed to true when making changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255252 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/WebAssembly/WebAssemblyPeephole.cpp b/lib/Target/WebAssembly/WebAssemblyPeephole.cpp
index 77514bbde7e..ab539e1c287 100644
--- a/lib/Target/WebAssembly/WebAssemblyPeephole.cpp
+++ b/lib/Target/WebAssembly/WebAssemblyPeephole.cpp
@@ -70,6 +70,7 @@ bool WebAssemblyPeephole::runOnMachineFunction(MachineFunction &MF) {
         MachineOperand &MO = MI.getOperand(0);
         unsigned OldReg = MO.getReg();
         if (OldReg == MI.getOperand(3).getReg()) {
+          Changed = true;
           unsigned NewReg = MRI.createVirtualRegister(MRI.getRegClass(OldReg));
           MO.setReg(NewReg);
           MO.setIsDead();