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| author | Eduard Burtescu <edy.burt@gmail.com> | 2015-03-15 04:01:57 +0200 |
|---|---|---|
| committer | Eduard Burtescu <edy.burt@gmail.com> | 2015-03-17 21:00:23 +0200 |
| commit | e256b7f049b44fa697b9f9c5e75b4433a7d9ffdf (patch) | |
| tree | 05ed074d9080f696cb047c6df587ceef976f6897 /src/libcore | |
| parent | 3e98ab560a56492d70932066bb4d46f3a6a1bd4c (diff) | |
| download | rust-e256b7f049b44fa697b9f9c5e75b4433a7d9ffdf.tar.gz rust-e256b7f049b44fa697b9f9c5e75b4433a7d9ffdf.zip | |
Replace TyDesc and its uses with trait vtables and a type_name intrinsic.
Diffstat (limited to 'src/libcore')
| -rw-r--r-- | src/libcore/intrinsics.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/libcore/intrinsics.rs b/src/libcore/intrinsics.rs index 7fccb93f2a0..ead5da92bd9 100644 --- a/src/libcore/intrinsics.rs +++ b/src/libcore/intrinsics.rs @@ -44,10 +44,12 @@ use marker::Sized; +#[cfg(stage0)] // SNAP 270a677 pub type GlueFn = extern "Rust" fn(*const i8); #[lang="ty_desc"] #[derive(Copy)] +#[cfg(stage0)] // SNAP 270a677 pub struct TyDesc { // sizeof(T) pub size: usize, @@ -197,8 +199,13 @@ extern "rust-intrinsic" { pub fn pref_align_of<T>() -> usize; /// Get a static pointer to a type descriptor. + #[cfg(stage0)] // SNAP 270a677 pub fn get_tydesc<T: ?Sized>() -> *const TyDesc; + /// Gets a static string slice containing the name of a type. + #[cfg(not(stage0))] // SNAP 270a677 + pub fn type_name<T: ?Sized>() -> &'static str; + /// Gets an identifier which is globally unique to the specified type. This /// function will return the same value for a type regardless of whichever /// crate it is invoked in. |