From bb7307b4a80d4c032e68f3313f268d6e2c5debe4 Mon Sep 17 00:00:00 2001
From: Rex Xu <rex.xu@amd.com>
Date: Mon, 15 Jul 2019 14:57:20 +0800
Subject: [PATCH] OpIsHelperInvocationEXT should declare relevant SPV extension
 and capability

---
 SPIRV/GlslangToSpv.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/SPIRV/GlslangToSpv.cpp b/SPIRV/GlslangToSpv.cpp
index fabaee95..4019436a 100644
--- a/SPIRV/GlslangToSpv.cpp
+++ b/SPIRV/GlslangToSpv.cpp
@@ -7619,8 +7619,9 @@ spv::Id TGlslangToSpvTraverser::createNoArgOperation(glslang::TOperator op, spv:
     case glslang::EOpIsHelperInvocation:
     {
         std::vector<spv::Id> args; // Dummy arguments
-        spv::Id id = builder.createOp(spv::OpIsHelperInvocationEXT, typeId, args);
-        return id;
+        builder.addExtension(spv::E_SPV_EXT_demote_to_helper_invocation);
+        builder.addCapability(spv::CapabilityDemoteToHelperInvocationEXT);
+        return builder.createOp(spv::OpIsHelperInvocationEXT, typeId, args);
     }
 
     case glslang::EOpReadClockSubgroupKHR: {