Misc: Unreachable code warning fixes

src/util/d3d11_stream_buffer.cpp

@@ -89,7 +89,6 @@ D3D11StreamBuffer::MappingResult D3D11StreamBuffer::Map(ID3D11DeviceContext1* co
     Log_ErrorPrintf("Map failed: 0x%08X (alignment %u, minsize %u, size %u, position %u, map type %u)", hr, alignment,
                     min_size, m_size, m_position, static_cast<u32>(map_type));
     Panic("Map failed");
-    return {};
   }
 
   return MappingResult{static_cast<char*>(sr.pData) + m_position, m_position, m_position / alignment,

src/util/d3d12_device.cpp

@@ -2087,7 +2087,6 @@ bool D3D12Device::UpdateRootParameters(u32 dirty)
 
     default:
       UnreachableCode();
-      return false;
   }
 }
 

src/util/d3d12_stream_buffer.cpp

@@ -71,7 +71,6 @@ bool D3D12StreamBuffer::ReserveMemory(u32 num_bytes, u32 alignment)
     Log_ErrorPrintf("Attempting to allocate %u bytes from a %u byte stream buffer", static_cast<u32>(num_bytes),
                     static_cast<u32>(m_size));
     Panic("Stream buffer overflow");
-    return false;
   }
 
   // Is the GPU behind or up to date with our current offset?

src/util/postprocessing_shader_fx.cpp

@@ -160,7 +160,6 @@ static GPUSampler::Config MapSampler(const reshadefx::sampler_info& si)
         return GPUSampler::AddressMode::Repeat;
       case reshadefx::texture_address_mode::mirror:
         Panic("Not implemented");
-        return GPUSampler::AddressMode::Repeat;
       case reshadefx::texture_address_mode::clamp:
         return GPUSampler::AddressMode::ClampToEdge;
       case reshadefx::texture_address_mode::border:
@@ -241,7 +240,6 @@ static GPUPipeline::Primitive MapPrimitive(reshadefx::primitive_topology topolog
       return GPUPipeline::Primitive::Lines;
     case reshadefx::primitive_topology::line_strip:
       Panic("Unhandled line strip");
-      return GPUPipeline::Primitive::Lines;
     case reshadefx::primitive_topology::triangle_list:
       return GPUPipeline::Primitive::Triangles;
     case reshadefx::primitive_topology::triangle_strip:

src/util/vulkan_device.cpp

@@ -3169,7 +3169,6 @@ bool VulkanDevice::UpdateDescriptorSets(u32 dirty)
 
     default:
       UnreachableCode();
-      return false;
   }
 }
 

src/util/vulkan_stream_buffer.cpp

@@ -119,7 +119,6 @@ bool VulkanStreamBuffer::ReserveMemory(u32 num_bytes, u32 alignment)
     Log_ErrorPrintf("Attempting to allocate %u bytes from a %u byte stream buffer", static_cast<u32>(num_bytes),
                     static_cast<u32>(m_size));
     Panic("Stream buffer overflow");
-    return false;
   }
 
   UpdateGPUPosition();