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authorMatthias Krüger <476013+matthiaskrgr@users.noreply.github.com>2025-06-14 11:27:10 +0200
committerGitHub <noreply@github.com>2025-06-14 11:27:10 +0200
commitdb23a76217490844d404ba5931798df74fd0268e (patch)
tree651d1d9e14861a325fc8a652828d7092336cf7ad /compiler/rustc_feature/src/unstable.rs
parent8f90d0565792f722249742bc6963b782785a5e3c (diff)
parentc0e02e26b39913ec1ee31621c65784542b137310 (diff)
downloadrust-db23a76217490844d404ba5931798df74fd0268e.tar.gz
rust-db23a76217490844d404ba5931798df74fd0268e.zip
Rollup merge of #141811 - mejrs:bye_locals, r=compiler-errors
Unimplement unsized_locals

Implements https://github.com/rust-lang/compiler-team/issues/630

Tracking issue here: https://github.com/rust-lang/rust/issues/111942

Note that this just removes the feature, not the implementation, and does not touch `unsized_fn_params`. This is because it is required to support `Box<dyn FnOnce()>: FnOnce()`.

There may be more that should be removed (possibly in follow up prs)
- the `forget_unsized` function and `forget` intrinsic.
- the `unsized_locals` test directory; I've just fixed up the tests for now
- various codegen support for unsized values and allocas

cc ``@JakobDegen`` ``@oli-obk`` ``@Noratrieb`` ``@programmerjake`` ``@bjorn3``

``@rustbot`` label F-unsized_locals

Fixes rust-lang/rust#79409
Diffstat (limited to 'compiler/rustc_feature/src/unstable.rs')
-rw-r--r--compiler/rustc_feature/src/unstable.rs2
1 files changed, 0 insertions, 2 deletions
diff --git a/compiler/rustc_feature/src/unstable.rs b/compiler/rustc_feature/src/unstable.rs
index cfdca8c48b0..bd6ea850147 100644
--- a/compiler/rustc_feature/src/unstable.rs
+++ b/compiler/rustc_feature/src/unstable.rs
@@ -667,8 +667,6 @@ declare_features! (
     (incomplete, unsized_const_params, "1.82.0", Some(95174)),
     /// Allows unsized fn parameters.
     (internal, unsized_fn_params, "1.49.0", Some(48055)),
-    /// Allows unsized rvalues at arguments and parameters.
-    (incomplete, unsized_locals, "1.30.0", Some(48055)),
     /// Allows using the `#[used(linker)]` (or `#[used(compiler)]`) attribute.
     (unstable, used_with_arg, "1.60.0", Some(93798)),
     /// Allows use of attributes in `where` clauses.