Make overrides a prefix and add a debug print

Author: saethlin

compiler/rustc_codegen_llvm/src/attributes.rs

@@ -368,6 +368,7 @@ pub(crate) fn llfn_attrs_from_instance<'ll, 'tcx>(
         (inline, _) => inline,
     };
     if cx.tcx.has_inline_always_override(instance) {
+        eprintln!("Applying override");
         to_add.extend(inline_attr(cx, InlineAttr::Always));
     } else {
         to_add.extend(inline_attr(cx, inline));

compiler/rustc_middle/src/ty/context.rs

@@ -3401,7 +3401,7 @@ impl<'tcx> TyCtxt<'tcx> {
             return false;
         };
         let symbol_name = self.symbol_name(instance).name;
-        overrides.iter().any(|o| o == symbol_name)
+        overrides.iter().any(|o| symbol_name.starts_with(o))
     }
 }