diff --git a/Source/Core/Core/IOS/USB/USB_HID/HIDv4.cpp b/Source/Core/Core/IOS/USB/USB_HID/HIDv4.cpp
index b8513df344..661398b351 100644
--- a/Source/Core/Core/IOS/USB/USB_HID/HIDv4.cpp
+++ b/Source/Core/Core/IOS/USB/USB_HID/HIDv4.cpp
@@ -208,7 +208,7 @@ static void CopyDescriptorToBuffer(std::vector<u8>* buffer, T descriptor)
   descriptor.Swap();
   buffer->insert(buffer->end(), reinterpret_cast<const u8*>(&descriptor),
                  reinterpret_cast<const u8*>(&descriptor) + size);
-  const size_t number_of_padding_bytes = Common::AlignUp(size, 4) - size;
+  constexpr size_t number_of_padding_bytes = Common::AlignUp(size, 4) - size;
   buffer->insert(buffer->end(), number_of_padding_bytes, 0);
 }
 
diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_LoadStorePaired.cpp b/Source/Core/Core/PowerPC/Interpreter/Interpreter_LoadStorePaired.cpp
index a81fae3dc1..5d1a6ed21d 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_LoadStorePaired.cpp
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_LoadStorePaired.cpp
@@ -61,8 +61,8 @@ template <typename SType>
 SType ScaleAndClamp(double ps, u32 stScale)
 {
   float convPS = (float)ps * m_quantizeTable[stScale];
-  float min = (float)std::numeric_limits<SType>::min();
-  float max = (float)std::numeric_limits<SType>::max();
+  constexpr float min = (float)std::numeric_limits<SType>::min();
+  constexpr float max = (float)std::numeric_limits<SType>::max();
 
   return (SType)std::clamp(convPS, min, max);
 }
diff --git a/Source/Core/VideoBackends/D3D12/VertexManager.cpp b/Source/Core/VideoBackends/D3D12/VertexManager.cpp
index bdf5fbe8e8..ecaec7c9c1 100644
--- a/Source/Core/VideoBackends/D3D12/VertexManager.cpp
+++ b/Source/Core/VideoBackends/D3D12/VertexManager.cpp
@@ -195,10 +195,10 @@ void VertexManager::UploadAllConstants()
 {
   // We are free to re-use parts of the buffer now since we're uploading all constants.
   const u32 pixel_constants_offset = 0;
-  const u32 vertex_constants_offset =
+  constexpr u32 vertex_constants_offset =
       Common::AlignUp(pixel_constants_offset + sizeof(PixelShaderConstants),
                       D3D12_CONSTANT_BUFFER_DATA_PLACEMENT_ALIGNMENT);
-  const u32 geometry_constants_offset =
+  constexpr u32 geometry_constants_offset =
       Common::AlignUp(vertex_constants_offset + sizeof(VertexShaderConstants),
                       D3D12_CONSTANT_BUFFER_DATA_PLACEMENT_ALIGNMENT);
   const u32 allocation_size = geometry_constants_offset + sizeof(GeometryShaderConstants);