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| author | Simonas Kazlauskas <git@kazlauskas.me> | 2018-10-27 15:29:06 +0300 |
|---|---|---|
| committer | Simonas Kazlauskas <git@kazlauskas.me> | 2019-01-24 20:13:50 +0200 |
| commit | f38d0da89389c45067d37ba15e783c024088a09a (patch) | |
| tree | 75260423c9caa95661d32a8bbdef5888f8591fa4 /src/libsyntax | |
| parent | 095b44c83b540bb4dbf74be1cae604f4bae87989 (diff) | |
| download | rust-f38d0da89389c45067d37ba15e783c024088a09a.tar.gz rust-f38d0da89389c45067d37ba15e783c024088a09a.zip | |
Implement optimize(size) and optimize(speed)
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/attr/builtin.rs | 7 | ||||
| -rw-r--r-- | src/libsyntax/attr/mod.rs | 4 | ||||
| -rw-r--r-- | src/libsyntax/feature_gate.rs | 9 |
3 files changed, 18 insertions, 2 deletions
diff --git a/src/libsyntax/attr/builtin.rs b/src/libsyntax/attr/builtin.rs index 15e480496f7..1a4b45e76b4 100644 --- a/src/libsyntax/attr/builtin.rs +++ b/src/libsyntax/attr/builtin.rs @@ -63,6 +63,13 @@ pub enum InlineAttr { Never, } +#[derive(Copy, Clone, Hash, PartialEq, RustcEncodable, RustcDecodable)] +pub enum OptimizeAttr { + None, + Speed, + Size, +} + #[derive(Copy, Clone, PartialEq)] pub enum UnwindAttr { Allowed, diff --git a/src/libsyntax/attr/mod.rs b/src/libsyntax/attr/mod.rs index e5ce6a3f19a..58be7c3e085 100644 --- a/src/libsyntax/attr/mod.rs +++ b/src/libsyntax/attr/mod.rs @@ -4,8 +4,8 @@ mod builtin; pub use self::builtin::{ cfg_matches, contains_feature_attr, eval_condition, find_crate_name, find_deprecation, - find_repr_attrs, find_stability, find_unwind_attr, Deprecation, InlineAttr, IntType, ReprAttr, - RustcDeprecation, Stability, StabilityLevel, UnwindAttr, + find_repr_attrs, find_stability, find_unwind_attr, Deprecation, InlineAttr, OptimizeAttr, + IntType, ReprAttr, RustcDeprecation, Stability, StabilityLevel, UnwindAttr, }; pub use self::IntType::*; pub use self::ReprAttr::*; diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs index 9b54e8f9c1f..abbcf24fca5 100644 --- a/src/libsyntax/feature_gate.rs +++ b/src/libsyntax/feature_gate.rs @@ -462,6 +462,9 @@ declare_features! ( // Re-Rebalance coherence (active, re_rebalance_coherence, "1.32.0", Some(55437), None), + + // #[optimize(X)] + (active, optimize_attribute, "1.34.0", Some(54882), None), ); declare_features! ( @@ -1215,6 +1218,12 @@ pub const BUILTIN_ATTRIBUTES: &[(&str, AttributeType, AttributeTemplate, Attribu "#[alloc_error_handler] is an unstable feature", cfg_fn!(alloc_error_handler))), + // RFC 2412 + ("optimize", Whitelisted, Gated(Stability::Unstable, + "optimize_attribute", + "#[optimize] attribute is an unstable feature", + cfg_fn!(optimize_attribute))), + // Crate level attributes ("crate_name", CrateLevel, template!(NameValueStr: "name"), Ungated), ("crate_type", CrateLevel, template!(NameValueStr: "bin|lib|..."), Ungated), |