Recognize rustc_deprecated as a builtin attribute

gcc/rust/ChangeLog: * util/rust-attribute-values.h (Attributes::RUSTC_DEPRECATED): New. * util/rust-attributes.cc (__definitions): Add Attributes::RUSTC_DEPRECATED. gcc/testsuite/ChangeLog: * rust/compile/deprecated-fn.rs: New test. Signed-off-by: Owen Avery <[email protected]>
Rust-GCC · Mar 27, 2024 · 581c430 · 581c430
1 parent 67928be
commit 581c430
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diff --git a/gcc/rust/util/rust-attribute-values.h b/gcc/rust/util/rust-attribute-values.h
@@ -48,6 +48,7 @@ class Attributes
   static constexpr auto &TARGET_FEATURE = "target_feature";
   // From now on, these are reserved by the compiler and gated through
   // #![feature(rustc_attrs)]
+  static constexpr auto &RUSTC_DEPRECATED = "rustc_deprecated";
   static constexpr auto &RUSTC_INHERIT_OVERFLOW_CHECKS
     = "rustc_inherit_overflow_checks";
   static constexpr auto &STABLE = "stable";

diff --git a/gcc/rust/util/rust-attributes.cc b/gcc/rust/util/rust-attributes.cc
@@ -58,6 +58,7 @@ static const BuiltinAttrDefinition __definitions[]
      {Attrs::TARGET_FEATURE, CODE_GENERATION},
      // From now on, these are reserved by the compiler and gated through
      // #![feature(rustc_attrs)]
+     {Attrs::RUSTC_DEPRECATED, STATIC_ANALYSIS},
      {Attrs::RUSTC_INHERIT_OVERFLOW_CHECKS, CODE_GENERATION},
      {Attrs::STABLE, STATIC_ANALYSIS}};
 

diff --git a/gcc/testsuite/rust/compile/deprecated-fn.rs b/gcc/testsuite/rust/compile/deprecated-fn.rs
@@ -0,0 +1,4 @@
+#![feature(rustc_attrs)]
+
+#[rustc_deprecated(since = "right now", reason = "a whim")]
+pub fn foo() {}