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-rw-r--r--compiler/rustc_codegen_llvm/src/attributes.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/attributes.rs b/compiler/rustc_codegen_llvm/src/attributes.rs
index 64ebe585dd8..a0bd677fb9f 100644
--- a/compiler/rustc_codegen_llvm/src/attributes.rs
+++ b/compiler/rustc_codegen_llvm/src/attributes.rs
@@ -254,6 +254,7 @@ pub fn from_fn_attrs(cx: &CodegenCx<'ll, 'tcx>, llfn: &'ll Value, instance: ty::
         attributes::emit_uwtable(llfn, true);
     }
 
+    // FIXME: none of these three functions interact with source level attributes.
     set_frame_pointer_elimination(cx, llfn);
     set_instrument_function(cx, llfn);
     set_probestack(cx, llfn);