Introduce a new c_enum macro
#4420
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Our current `e!` macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing the `c_enum!` macro which represents a C enum as Rust constants and a type alias. Part of [1]. [1]: rust-lang#4419
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Our current `e!` macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing the `c_enum!` macro which represents a C enum as Rust constants and a type alias. Part of [1]. [1]: rust-lang#4419 (cherry picked from commit 62051ca) (backport <rust-lang#4420>)
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Our current `e!` macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing the `c_enum!` macro which represents a C enum as Rust constants and a type alias. Part of [1]. [1]: rust-lang#4419 (cherry picked from commit 62051ca) (backport <rust-lang#4420>)
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Our current `e!` macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing the `c_enum!` macro which represents a C enum as Rust constants and a type alias. Part of [1]. [1]: rust-lang#4419 (backport <rust-lang#4420>) (cherry picked from commit 62051ca)
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Our current `e!` macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing the `c_enum!` macro which represents a C enum as Rust constants and a type alias. Part of [1]. [1]: rust-lang#4419 (backport <rust-lang#4420>) (cherry picked from commit 62051ca)
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Our current
e!macro makes it easy to run into UB if C headers add a variant that isn't represented in the Rust version. Add a path to migrate away from this by introducing thec_enum!macro which represents a C enum as Rust constants and a type alias.Part of 1.
@rustbot label +stable-nominated