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Make the std feature inert #250

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Merged
cfallin merged 3 commits into from
Jan 6, 2026
Merged

Make the std feature inert #250

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21f1b7d
Make the `std` feature inert
alexcrichton Jan 5, 2026
37f6b02
Fix fuzzing build
alexcrichton Jan 5, 2026
c88d09d
Fix cargo-deny CI job
cfallin Jan 6, 2026
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3 changes: 2 additions & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,8 @@ overflow-checks = true
[features]
default = ["std"]

# Enables std-specific features such as the Error trait for RegAllocError.
# Currently does nothing, but historically enabled some `std` features such as
# the `Error` trait.
std = []

# Enables generation of DefAlloc edits for the checker.
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5 changes: 2 additions & 3 deletions src/lib.rs
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Expand Up @@ -14,7 +14,7 @@
#![allow(clippy::all)]
#![no_std]

#[cfg(feature = "std")]
#[cfg(feature = "fuzzing")]
extern crate std;

extern crate alloc;
Expand Down Expand Up @@ -1627,8 +1627,7 @@ impl core::fmt::Display for RegAllocError {
}
}

#[cfg(feature = "std")]
impl std::error::Error for RegAllocError {}
impl core::error::Error for RegAllocError {}

/// Run the allocator.
pub fn run<F: Function>(
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