From 864c38ee72991f414f2478ccacb462bfb11b4bca Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@google.com>
Date: Fri, 25 Jan 2019 17:45:42 -0800
Subject: fix up empty-struct-parameters

---
 source/slang/emit.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'source/slang/emit.cpp')

diff --git a/source/slang/emit.cpp b/source/slang/emit.cpp
index c3e1b2d08..536c72e11 100644
--- a/source/slang/emit.cpp
+++ b/source/slang/emit.cpp
@@ -3572,6 +3572,9 @@ struct EmitVisitor
             UInt argCount = inst->getOperandCount();
             for( UInt aa = 1; aa < argCount; ++aa )
             {
+                auto operand = inst->getOperand(aa);
+                if (as<IRVoidType>(operand->getDataType()))
+                    continue;
                 if(aa != 1) emit(", ");
                 emitIROperand(ctx, inst->getOperand(aa), mode, kEOp_General);
             }
@@ -6087,6 +6090,8 @@ struct EmitVisitor
         {
             varType = outType->getValueType();
         }
+        if (as<IRVoidType>(varType))
+            return;
 
         // When a global shader parameter represents a "parameter group"
         // (either a constant buffer or a parameter block with non-resource
-- 
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