Experimentally force non-leaf frame pointers

workingjubilee · workingjubilee · commit cbbed36958ee · 2023-09-03T16:36:24.000-07:00
diff --git a/compiler/rustc_codegen_llvm/src/attributes.rs b/compiler/rustc_codegen_llvm/src/attributes.rs
@@ -112,8 +112,9 @@ pub fn frame_pointer_type_attr<'ll>(cx: &CodegenCx<'ll, '_>) -> Option<&'ll Attr
     }
     let attr_value = match fp {
         FramePointer::Always => "all",
-        FramePointer::NonLeaf => "non-leaf",
-        FramePointer::MayOmit => return None,
+        // TODO: a real impl instead of a shitty one-off hack
+        FramePointer::NonLeaf | FramePointer::MayOmit => "non-leaf",
+        // FramePointer::MayOmit => return None,
     };
     Some(llvm::CreateAttrStringValue(cx.llcx, "frame-pointer", attr_value))
 }

Original file line number	Diff line number	Diff line change
`@@ -112,8 +112,9 @@ pub fn frame_pointer_type_attr<'ll>(cx: &CodegenCx<'ll, '_>) -> Option<&'ll Attr`
`112`	`112`	`}`
`113`	`113`	`let attr_value = match fp {`
`114`	`114`	`FramePointer::Always => "all",`
`115`		`- FramePointer::NonLeaf => "non-leaf",`
`116`		`- FramePointer::MayOmit => return None,`
	`115`	`+ // TODO: a real impl instead of a shitty one-off hack`
	`116`	`+ FramePointer::NonLeaf \| FramePointer::MayOmit => "non-leaf",`
	`117`	`+ // FramePointer::MayOmit => return None,`
`117`	`118`	`};`
`118`	`119`	`Some(llvm::CreateAttrStringValue(cx.llcx, "frame-pointer", attr_value))`
`119`	`120`	`}`