From 43728fbda5b9af19eded18fe82ca67b66cc6d0f7 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Fri, 22 Nov 2024 15:14:48 -0800
Subject: Don't treat StrcturedBuffer<IFoo> as a specializable param. (#5645)

* Don't treat StrcturedBuffer<IFoo> as a specializable param.

* Fix RHI.
---
 source/slang/slang-check-shader.cpp | 9 ---------
 source/slang/slang-mangle.cpp       | 1 +
 2 files changed, 1 insertion(+), 9 deletions(-)

(limited to 'source/slang')

diff --git a/source/slang/slang-check-shader.cpp b/source/slang/slang-check-shader.cpp
index 52a70034a..50382f9c1 100644
--- a/source/slang/slang-check-shader.cpp
+++ b/source/slang/slang-check-shader.cpp
@@ -79,15 +79,6 @@ static void _collectExistentialSpecializationParamsRec(
             loc);
         return;
     }
-    else if (auto structuredBufferType = as<HLSLStructuredBufferTypeBase>(type))
-    {
-        _collectExistentialSpecializationParamsRec(
-            astBuilder,
-            ioSpecializationParams,
-            structuredBufferType->getElementType(),
-            loc);
-        return;
-    }
 
     if (auto declRefType = as<DeclRefType>(type))
     {
diff --git a/source/slang/slang-mangle.cpp b/source/slang/slang-mangle.cpp
index 4257f5dc2..7d4587480 100644
--- a/source/slang/slang-mangle.cpp
+++ b/source/slang/slang-mangle.cpp
@@ -817,6 +817,7 @@ String getMangledTypeName(ASTBuilder* astBuilder, Type* type)
 {
     SLANG_AST_BUILDER_RAII(astBuilder);
     ManglingContext context(astBuilder);
+    emitRaw(&context, "_ST");
     emitType(&context, type);
     return context.sb.produceString();
 }
-- 
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