From a5d3bec25d70f23da1e79cd7773981ff34593611 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Thu, 15 Sep 2022 20:37:45 -0700
Subject: Run simple compute kernel in gfx-smoke test. (#2400)

---
 source/slang/slang-ir-lower-existential.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'source/slang/slang-ir-lower-existential.cpp')

diff --git a/source/slang/slang-ir-lower-existential.cpp b/source/slang/slang-ir-lower-existential.cpp
index 2d533b424..f7669a557 100644
--- a/source/slang/slang-ir-lower-existential.cpp
+++ b/source/slang/slang-ir-lower-existential.cpp
@@ -20,9 +20,10 @@ namespace Slang
             IRBuilder builderStorage(sharedContext->sharedBuilderStorage);
             auto builder = &builderStorage;
             builder->setInsertBefore(inst);
-
             auto value = inst->getWrappedValue();
             auto valueType = sharedContext->lowerType(builder, value->getDataType());
+            if (valueType->getOp() == kIROp_ComPtrType)
+                return;
             auto witnessTableType = cast<IRWitnessTableTypeBase>(inst->getWitnessTable()->getDataType());
             auto interfaceType = witnessTableType->getConformanceType();
             if (interfaceType->findDecoration<IRComInterfaceDecoration>())
-- 
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