[PATCH] D20309: AMDGPU: Fix assert when erroring on a call

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added a reviewer: tstellarAMD.
arsenm added a subscriber: llvm-commits.
Herald added subscribers: kzhuravl, arsenm.

For some reason an assert is now hit when a valid chain is not returned, so return the entry chain.

http://reviews.llvm.org/D20309

Files:
  lib/Target/AMDGPU/AMDGPUISelLowering.cpp

Index: lib/Target/AMDGPU/AMDGPUISelLowering.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUISelLowering.cpp
+++ lib/Target/AMDGPU/AMDGPUISelLowering.cpp
@@ -619,7 +619,7 @@
   DiagnosticInfoUnsupported NoCalls(
       Fn, "unsupported call to function " + FuncName, CLI.DL.getDebugLoc());
   DAG.getContext()->diagnose(NoCalls);
-  return SDValue();
+  return DAG.getEntryNode();
 }
 
 SDValue AMDGPUTargetLowering::LowerDYNAMIC_STACKALLOC(SDValue Op,


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