From: Devang Patel <dpatel@apple.com>
Date: Tue, 25 Jan 2011 18:09:58 +0000 (+0000)
Subject: Resolve DanglingDbgValue of PHI nodes where the use follows dbg.value intrinisic.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8f31428119b842875ed50996708164b56f3c6a4e;p=oota-llvm.git

Resolve DanglingDbgValue of PHI nodes where the use follows dbg.value intrinisic.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124203 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index f3b509c6655..48a2dc58da2 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -929,7 +929,9 @@ SDValue SelectionDAGBuilder::getValue(const Value *V) {
     unsigned InReg = It->second;
     RegsForValue RFV(*DAG.getContext(), TLI, InReg, V->getType());
     SDValue Chain = DAG.getEntryNode();
-    return N = RFV.getCopyFromRegs(DAG, FuncInfo, getCurDebugLoc(), Chain,NULL);
+    N = RFV.getCopyFromRegs(DAG, FuncInfo, getCurDebugLoc(), Chain,NULL);
+    resolveDanglingDebugInfo(V, N);
+    return N;
   }
 
   // Otherwise create a new SDValue and remember it.
diff --git a/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll b/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
index a42a8765e18..0737bdfd8a9 100644
--- a/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
+++ b/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
@@ -1,5 +1,4 @@
 ; RUN: llc < %s | FileCheck %s
-; XFAIL: *
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
 target triple = "x86_64-apple-darwin10.0.0"