diff --git a/src/video_core/shader/decode.cpp b/src/video_core/shader/decode.cpp
index a07656c7ce..722b32ff14 100644
--- a/src/video_core/shader/decode.cpp
+++ b/src/video_core/shader/decode.cpp
@@ -18,6 +18,8 @@ namespace VideoCommon::Shader {
 using Tegra::Shader::Instruction;
 using Tegra::Shader::OpCode;
 
+namespace {
+
 /// Merges exit method of two parallel branches.
 constexpr ExitMethod ParallelExit(ExitMethod a, ExitMethod b) {
     if (a == ExitMethod::Undetermined) {
@@ -43,6 +45,8 @@ constexpr bool IsSchedInstruction(u32 offset, u32 main_offset) {
     return (absolute_offset % SchedPeriod) == 0;
 }
 
+} // namespace
+
 void ShaderIR::Decode() {
     std::memcpy(&header, program_code.data(), sizeof(Tegra::Shader::Header));
 
diff --git a/src/video_core/shader/glsl_decompiler.cpp b/src/video_core/shader/glsl_decompiler.cpp
index 46a48652d9..86a29f812a 100644
--- a/src/video_core/shader/glsl_decompiler.cpp
+++ b/src/video_core/shader/glsl_decompiler.cpp
@@ -1354,7 +1354,7 @@ private:
     }
 
     std::string GetSampler(const Sampler& sampler) const {
-        return GetDeclarationWithSuffix(sampler.GetIndex(), "sampler");
+        return GetDeclarationWithSuffix(static_cast<u32>(sampler.GetIndex()), "sampler");
     }
 
     std::string GetDeclarationWithSuffix(u32 index, const std::string& name) const {
diff --git a/src/video_core/shader/glsl_decompiler.h b/src/video_core/shader/glsl_decompiler.h
index 7be461f1bc..396a560d8e 100644
--- a/src/video_core/shader/glsl_decompiler.h
+++ b/src/video_core/shader/glsl_decompiler.h
@@ -63,7 +63,7 @@ public:
     }
 
     u32 GetHash() const {
-        return (static_cast<u32>(stage) << 16) | GetIndex();
+        return (static_cast<u32>(stage) << 16) | static_cast<u32>(GetIndex());
     }
 
 private:
diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h
index fc41b7de3f..b1083c4a0b 100644
--- a/src/video_core/shader/shader_ir.h
+++ b/src/video_core/shader/shader_ir.h
@@ -196,8 +196,8 @@ public:
         return offset;
     }
 
-    u32 GetIndex() const {
-        return static_cast<u32>(index);
+    std::size_t GetIndex() const {
+        return index;
     }
 
     Tegra::Shader::TextureType GetType() const {
@@ -478,7 +478,7 @@ private:
 /// Global memory node
 class GmemNode final {
 public:
-    explicit GmemNode(Node address) : address{address} {}
+    explicit constexpr GmemNode(Node address) : address{address} {}
 
     Node GetAddress() const {
         return address;
@@ -498,7 +498,7 @@ public:
     }
 
 private:
-    const std::string text;
+    std::string text;
 };
 
 class ShaderIR final {
@@ -706,33 +706,32 @@ private:
                               Node op_c, Node imm_lut);
 
     template <typename... T>
-    inline Node Operation(OperationCode code, const T*... operands) {
+    Node Operation(OperationCode code, const T*... operands) {
         return StoreNode(OperationNode(code, operands...));
     }
 
     template <typename... T>
-    inline Node Operation(OperationCode code, Meta&& meta, const T*... operands) {
+    Node Operation(OperationCode code, Meta&& meta, const T*... operands) {
         return StoreNode(OperationNode(code, std::move(meta), operands...));
     }
 
     template <typename... T>
-    inline Node Operation(OperationCode code, std::vector<Node>&& operands) {
+    Node Operation(OperationCode code, std::vector<Node>&& operands) {
         return StoreNode(OperationNode(code, std::move(operands)));
     }
 
     template <typename... T>
-    inline Node Operation(OperationCode code, Meta&& meta, std::vector<Node>&& operands) {
+    Node Operation(OperationCode code, Meta&& meta, std::vector<Node>&& operands) {
         return StoreNode(OperationNode(code, std::move(meta), std::move(operands)));
     }
 
     template <typename... T>
-    inline Node SignedOperation(OperationCode code, bool is_signed, const T*... operands) {
+    Node SignedOperation(OperationCode code, bool is_signed, const T*... operands) {
         return StoreNode(OperationNode(SignedToUnsignedCode(code, is_signed), operands...));
     }
 
     template <typename... T>
-    inline Node SignedOperation(OperationCode code, bool is_signed, Meta&& meta,
-                                const T*... operands) {
+    Node SignedOperation(OperationCode code, bool is_signed, Meta&& meta, const T*... operands) {
         return StoreNode(
             OperationNode(SignedToUnsignedCode(code, is_signed), std::move(meta), operands...));
     }