Auto merge of #106745 - m-ou-se:format-args-ast, r=oli-obk

[rust.git] / compiler / rustc_hir / src / lang_items.rs

diff --git a/compiler/rustc_hir/src/lang_items.rs b/compiler/rustc_hir/src/lang_items.rs
index 54fa5702fbca4b49298e49472722991f023a9751..9158fc082471f8fbedaf7e915fa998d83243215d 100644 (file)
--- a/compiler/rustc_hir/src/lang_items.rs
+++ b/compiler/rustc_hir/src/lang_items.rs
@@ -244,6 +244,14 @@ pub fn extract(attrs: &[ast::Attribute]) -> Option<(Symbol, Span)> {
     /// libstd panic entry point. Necessary for const eval to be able to catch it
     BeginPanic,              sym::begin_panic,         begin_panic_fn,             Target::Fn,             GenericRequirement::None;
 
+    // Lang items needed for `format_args!()`.
+    FormatAlignment,         sym::format_alignment,    format_alignment,           Target::Enum,           GenericRequirement::None;
+    FormatArgument,          sym::format_argument,     format_argument,            Target::Struct,         GenericRequirement::None;
+    FormatArguments,         sym::format_arguments,    format_arguments,           Target::Struct,         GenericRequirement::None;
+    FormatCount,             sym::format_count,        format_count,               Target::Enum,           GenericRequirement::None;
+    FormatPlaceholder,       sym::format_placeholder,  format_placeholder,         Target::Struct,         GenericRequirement::None;
+    FormatUnsafeArg,         sym::format_unsafe_arg,   format_unsafe_arg,          Target::Struct,         GenericRequirement::None;
+
     ExchangeMalloc,          sym::exchange_malloc,     exchange_malloc_fn,         Target::Fn,             GenericRequirement::None;
     BoxFree,                 sym::box_free,            box_free_fn,                Target::Fn,             GenericRequirement::Minimum(1);
     DropInPlace,             sym::drop_in_place,       drop_in_place_fn,           Target::Fn,             GenericRequirement::Minimum(1);