From 27243ce07880f65f9abb15e38f7176eea9572aac Mon Sep 17 00:00:00 2001
From: Ellie Hermaszewska <ellieh@nvidia.com>
Date: Sat, 18 Nov 2023 02:50:40 +0800
Subject: warnings (#3335)

* ignores

* Remove unused variables

* Squash out of bounds warning

---------

Co-authored-by: Yong He <yonghe@outlook.com>
---
 .gitignore                             | 1 +
 source/slang/slang-language-server.cpp | 2 +-
 source/slang/slang-lower-to-ir.cpp     | 4 +---
 tools/gfx/d3d12/d3d12-device.cpp       | 1 +
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/.gitignore b/.gitignore
index a194be87e..12a1e8e64 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@
 *.ini
 .clang-format
 .gdb_history
+.vimspector
 
 bin/
 intermediate/
diff --git a/source/slang/slang-language-server.cpp b/source/slang/slang-language-server.cpp
index e550b23d2..24ab534ab 100644
--- a/source/slang/slang-language-server.cpp
+++ b/source/slang/slang-language-server.cpp
@@ -654,7 +654,7 @@ SlangResult LanguageServer::hover(
     {
         if (auto declRefExpr = as<DeclRefExpr>(expr))
             return fillDeclRefHoverInfo(declRefExpr->declRef);
-        else if (auto thisExpr = as<ThisExpr>(expr))
+        else if (as<ThisExpr>(expr))
         {
             if (expr->type)
             {
diff --git a/source/slang/slang-lower-to-ir.cpp b/source/slang/slang-lower-to-ir.cpp
index cd9d19bcc..e44419a45 100644
--- a/source/slang/slang-lower-to-ir.cpp
+++ b/source/slang/slang-lower-to-ir.cpp
@@ -8038,8 +8038,6 @@ struct DeclLoweringVisitor : DeclVisitor<DeclLoweringVisitor, LoweredValInfo>
         // Not clear what to do around HLSLExportModifier. 
         // The HLSL spec says it only applies to functions, so we ignore for now.
 
-        const bool isPublicType = decl->findModifier<PublicModifier>() != nullptr;
-
         // We are going to create nested IR building state
         // to use when emitting the members of the type.
         //
@@ -9761,7 +9759,7 @@ LoweredValInfo emitDeclRef(
     SLANG_UNUSED(initialSubst);
 
 
-    if (auto thisTypeDecl = as<ThisTypeDecl>(decl))
+    if (as<ThisTypeDecl>(decl))
     {
         // A declref to ThisType decl should be lowered differently
         // from other decls. In general, IFoo<T>.ThisType should lower to
diff --git a/tools/gfx/d3d12/d3d12-device.cpp b/tools/gfx/d3d12/d3d12-device.cpp
index 44a9faa45..cd4dfb7a3 100644
--- a/tools/gfx/d3d12/d3d12-device.cpp
+++ b/tools/gfx/d3d12/d3d12-device.cpp
@@ -1899,6 +1899,7 @@ Result DeviceImpl::createInputLayout(IInputLayout::Desc const& desc, IInputLayou
     char* textPos = layout->m_text.getBuffer();
 
     List<D3D12_INPUT_ELEMENT_DESC>& elements = layout->m_elements;
+    SLANG_ASSERT(inputElementCount > 0);
     elements.setCount(inputElementCount);
 
     for (Int i = 0; i < inputElementCount; ++i)
-- 
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