diff options
Diffstat (limited to 'src/libsyntax_ext/lib.rs')
| -rw-r--r-- | src/libsyntax_ext/lib.rs | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/libsyntax_ext/lib.rs b/src/libsyntax_ext/lib.rs index 7d7fd030859..05c8084a51e 100644 --- a/src/libsyntax_ext/lib.rs +++ b/src/libsyntax_ext/lib.rs @@ -61,7 +61,7 @@ pub fn register_builtins(resolver: &mut dyn syntax::ext::base::Resolver, NormalTT { expander: Box::new($f as MacroExpanderFn), def_info: None, - allow_internal_unstable: false, + allow_internal_unstable: None, allow_internal_unsafe: false, local_inner_macros: false, unstable_feature: None, @@ -104,7 +104,9 @@ pub fn register_builtins(resolver: &mut dyn syntax::ext::base::Resolver, NormalTT { expander: Box::new(format::expand_format_args), def_info: None, - allow_internal_unstable: true, + allow_internal_unstable: Some(vec![ + Symbol::intern("fmt_internals"), + ].into()), allow_internal_unsafe: false, local_inner_macros: false, unstable_feature: None, @@ -114,7 +116,9 @@ pub fn register_builtins(resolver: &mut dyn syntax::ext::base::Resolver, NormalTT { expander: Box::new(format::expand_format_args_nl), def_info: None, - allow_internal_unstable: true, + allow_internal_unstable: Some(vec![ + Symbol::intern("fmt_internals"), + ].into()), allow_internal_unsafe: false, local_inner_macros: false, unstable_feature: None, |