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lib/cretonne works with no_std

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This commit is contained in:
Lachlan Sneff
2018-01-15 16:21:26 -05:00
committed by Dan Gohman
parent 7375088c3e
commit 299e8a9737
3 changed files with 8 additions and 5 deletions
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5
lib/cretonne/Cargo.toml
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@@ -20,8 +20,11 @@ name = "cretonne"
[dependencies.hashmap_core] [dependencies.hashmap_core]
version = "0.1.1" version = "0.1.1"
optional = true optional = true
[dependencies.error_core]
version = "0.1.0"
optional = true
[features] [features]
# Currently, the only feature is the `no_std` feature. # Currently, the only feature is the `no_std` feature.
# Enabling this disables use of `stdlib`. # Enabling this disables use of `stdlib`.
no_std = ["hashmap_core"] no_std = ["hashmap_core", "error_core"]

1
lib/cretonne/src/dbg.rs
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@@ -9,6 +9,7 @@
/// The output will appear in files named `cretonne.dbg.*`, where the suffix is named after the /// The output will appear in files named `cretonne.dbg.*`, where the suffix is named after the
/// thread doing the logging. /// thread doing the logging.
#[cfg(not(feature = "no_std"))]
use std::cell::RefCell; use std::cell::RefCell;
#[cfg(not(feature = "no_std"))] #[cfg(not(feature = "no_std"))]
use std::env; use std::env;

7
lib/cretonne/src/lib.rs
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@@ -9,6 +9,8 @@
#[cfg(feature = "no_std")] #[cfg(feature = "no_std")]
extern crate hashmap_core; extern crate hashmap_core;
#[cfg(feature = "no_std")] #[cfg(feature = "no_std")]
extern crate error_core;
#[cfg(feature = "no_std")]
#[macro_use] #[macro_use]
extern crate alloc; extern crate alloc;
@@ -72,9 +74,6 @@ mod std {
pub use alloc::BTreeSet; pub use alloc::BTreeSet;
} }
pub mod error { pub mod error {
pub trait Error { pub use error_core::Error;
fn description(&self) -> &str;
fn cause(&self) -> Option<&Error> { None }
}
} }
} }