From c5bd3e01df02b0101f69749208c17d87e9a2e610 Mon Sep 17 00:00:00 2001
From: "Duncan P. N. Exon Smith" <dexonsmith@apple.com>
Date: Fri, 3 Apr 2015 16:23:04 +0000
Subject: CodeGen: Fix MachineInstr::print() for DBG_VALUE

Grab the `MDLocalVariable` from the second-to-last argument; the last
argument is an `MDExpression`, and mixing them up will crash.

llvm-svn: 234019
---
 llvm/lib/CodeGen/MachineInstr.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/CodeGen')

diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index c2accbd1a2a..f1c0d8ef2ad 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -1711,9 +1711,9 @@ void MachineInstr::print(raw_ostream &OS, bool SkipOpers) const {
   }
 
   // Print debug location information.
-  if (isDebugValue() && getOperand(e - 1).isMetadata()) {
+  if (isDebugValue() && getOperand(e - 2).isMetadata()) {
     if (!HaveSemi) OS << ";";
-    DIVariable DV(getOperand(e - 1).getMetadata());
+    DIVariable DV(getOperand(e - 2).getMetadata());
     OS << " line no:" <<  DV.getLineNumber();
     if (auto *InlinedAt = DV.getInlinedAt()) {
       DebugLoc InlinedAtDL(InlinedAt);
-- 
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