Fix error message in #[patchable_function_entry]

scrabsha · scrabsha · commit cd2de6aacf69 · 2026-04-06T10:14:02.000Z
diff --git a/compiler/rustc_attr_parsing/src/attributes/codegen_attrs.rs b/compiler/rustc_attr_parsing/src/attributes/codegen_attrs.rs
@@ -737,7 +737,7 @@ impl<S: Stage> SingleAttributeParser<S> for PatchableFunctionEntryParser {
         let mut entry = None;
 
         if meta_item_list.len() == 0 {
-            cx.adcx().expected_list(meta_item_list.span, args);
+            cx.adcx().expected_at_least_one_argument(meta_item_list.span);
             return None;
         }
 
diff --git a/tests/ui/patchable-function-entry/patchable-function-entry-attribute.stderr b/tests/ui/patchable-function-entry/patchable-function-entry-attribute.stderr
@@ -40,7 +40,7 @@ error[E0539]: malformed `patchable_function_entry` attribute input
 LL | #[patchable_function_entry()]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^--^
    | |                         |
-   | |                         expected this to be a list
+   | |                         expected at least 1 argument here
    | help: must be of the form: `#[patchable_function_entry(prefix_nops = m, entry_nops = n)]`
 
 error[E0538]: malformed `patchable_function_entry` attribute input

Original file line number	Diff line number	Diff line change
`@@ -737,7 +737,7 @@ impl<S: Stage> SingleAttributeParser<S> for PatchableFunctionEntryParser {`
`737`	`737`	`let mut entry = None;`
`738`	`738`
`739`	`739`	`if meta_item_list.len() == 0 {`
`740`		`- cx.adcx().expected_list(meta_item_list.span, args);`
	`740`	`+ cx.adcx().expected_at_least_one_argument(meta_item_list.span);`
`741`	`741`	`return None;`
`742`	`742`	`}`
`743`	`743`