Support deprecation checking for macros

2 files changed, 6 insertions, 2 deletions

diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs
index d5d1c7662b2..15c0b6ca5aa 100644
--- a/src/libsyntax/ext/base.rs
+++ b/src/libsyntax/ext/base.rs
@@ -1,5 +1,5 @@
 use crate::ast::{self, Attribute, Name, PatKind};
-use crate::attr::{HasAttrs, Stability};
+use crate::attr::{HasAttrs, Stability, Deprecation};
 use crate::source_map::{SourceMap, Spanned, respan};
 use crate::edition::Edition;
 use crate::ext::expand::{self, AstFragment, Invocation};
@@ -616,8 +616,10 @@ pub struct SyntaxExtension {
     pub allow_internal_unsafe: bool,
     /// Enables the macro helper hack (`ident!(...)` -> `$crate::ident!(...)`) for this macro.
     pub local_inner_macros: bool,
-    /// The macro's stability and deprecation info.
+    /// The macro's stability info.
     pub stability: Option<Stability>,
+    /// The macro's deprecation info.
+    pub deprecation: Option<Deprecation>,
     /// Names of helper attributes registered by this macro.
     pub helper_attrs: Vec<Symbol>,
     /// Edition of the crate in which this macro is defined.
@@ -663,6 +665,7 @@ impl SyntaxExtension {
             allow_internal_unsafe: false,
             local_inner_macros: false,
             stability: None,
+            deprecation: None,
             helper_attrs: Vec::new(),
             edition,
             kind,
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index 5b5588a02f2..665c794422d 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -437,6 +437,7 @@ pub fn compile(
         allow_internal_unsafe: attr::contains_name(&def.attrs, sym::allow_internal_unsafe),
         local_inner_macros,
         stability: attr::find_stability(&sess, &def.attrs, def.span),
+        deprecation: attr::find_deprecation(&sess, &def.attrs, def.span),
         helper_attrs: Vec::new(),
         edition,
     }