update missed std usages and add missed std feature gate

Author: CrazyboyQCD

src/allocator/dedicated_block_allocator/mod.rs

@@ -140,7 +140,7 @@ impl SubAllocator for DedicatedBlockAllocator {
                 .unwrap_or_else(|| "<Unnamed Dedicated allocation>".to_owned()),
             offset: 0,
             size: self.size,
-            #[cfg(feature = "visualizer")]
+            #[cfg(all(feature = "std", feature = "visualizer"))]
             backtrace: self.backtrace.clone(),
         }]
     }

src/allocator/free_list_allocator/mod.rs

@@ -426,7 +426,7 @@ impl SubAllocator for FreeListAllocator {
                     .unwrap_or_else(|| "<Unnamed FreeList allocation>".to_owned()),
                 offset: chunk.offset,
                 size: chunk.size,
-                #[cfg(feature = "visualizer")]
+                #[cfg(all(feature = "std", feature = "visualizer"))]
                 backtrace: chunk.backtrace.clone(),
             })
             .collect::<Vec<_>>()

src/d3d12/visualizer.rs

@@ -204,10 +204,11 @@ impl AllocatorVisualizer {
                         window.block_index,
                         memblock.size / 1024
                     ));
-
-                    window
-                        .settings
-                        .ui(ui, allocator.debug_settings.store_stack_traces);
+                    window.settings.ui(
+                        ui,
+                        #[cfg(feature = "std")]
+                        allocator.debug_settings.store_stack_traces,
+                    );
 
                     ui.separator();
 

src/metal/visualizer.rs

@@ -148,9 +148,12 @@ impl AllocatorVisualizer {
                         memblock.size / 1024
                     ));
 
-                    window
-                        .settings
-                        .ui(ui, allocator.debug_settings.store_stack_traces);
+                    #[cfg(feature = "std")]
+                    window.settings.ui(
+                        ui,
+                        #[cfg(feature = "std")]
+                        allocator.debug_settings.store_stack_traces,
+                    );
 
                     ui.separator();
 

src/visualizer/allocation_reports.rs

@@ -92,7 +92,7 @@ pub(crate) fn render_allocation_reports_ui(
         (AllocationReportVisualizeSorting::None, _) => {}
         (AllocationReportVisualizeSorting::Idx, true) => allocations.sort_by_key(|(idx, _)| *idx),
         (AllocationReportVisualizeSorting::Idx, false) => {
-            allocations.sort_by_key(|(idx, _)| std::cmp::Reverse(*idx))
+            allocations.sort_by_key(|(idx, _)| core::cmp::Reverse(*idx))
         }
         (AllocationReportVisualizeSorting::Name, true) => {
             allocations.sort_by(|(_, alloc1), (_, alloc2)| alloc1.name.cmp(&alloc2.name))
@@ -104,7 +104,7 @@ pub(crate) fn render_allocation_reports_ui(
             allocations.sort_by_key(|(_, alloc)| alloc.size)
         }
         (AllocationReportVisualizeSorting::Size, false) => {
-            allocations.sort_by_key(|(_, alloc)| std::cmp::Reverse(alloc.size))
+            allocations.sort_by_key(|(_, alloc)| core::cmp::Reverse(alloc.size))
         }
     }
 

src/visualizer/memory_chunks.rs

@@ -7,20 +7,23 @@ use crate::allocator::free_list_allocator::MemoryChunk;
 
 pub(crate) struct MemoryChunksVisualizationSettings {
     pub width_in_bytes: u64,
+    #[cfg(feature = "std")]
     pub show_backtraces: bool,
 }
 
 impl Default for MemoryChunksVisualizationSettings {
     fn default() -> Self {
         Self {
             width_in_bytes: 1024,
+            #[cfg(feature = "std")]
             show_backtraces: false,
         }
     }
 }
 
 impl MemoryChunksVisualizationSettings {
-    pub fn ui(&mut self, ui: &mut Ui, store_stack_traces: bool) {
+    pub fn ui(&mut self, ui: &mut Ui, #[cfg(feature = "std")] store_stack_traces: bool) {
+        #[cfg(feature = "std")]
         if store_stack_traces {
             ui.checkbox(&mut self.show_backtraces, "Show backtraces");
         }
@@ -114,6 +117,7 @@ pub(crate) fn render_memory_chunks_ui<'a>(
                             if let Some(name) = &chunk.name {
                                 ui.label(format!("name: {}", name));
                             }
+                            #[cfg(feature = "std")]
                             if settings.show_backtraces
                                 && chunk.backtrace.status() == BacktraceStatus::Captured
                             {

src/vulkan/visualizer.rs

@@ -182,9 +182,11 @@ impl AllocatorVisualizer {
                         memblock.size / 1024
                     ));
 
-                    window
-                        .settings
-                        .ui(ui, allocator.debug_settings.store_stack_traces);
+                    window.settings.ui(
+                        ui,
+                        #[cfg(feature = "std")]
+                        allocator.debug_settings.store_stack_traces,
+                    );
 
                     ui.separator();