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authorMatthias Krüger <476013+matthiaskrgr@users.noreply.github.com>2025-06-27 22:13:00 +0200
committerGitHub <noreply@github.com>2025-06-27 22:13:00 +0200
commit36c2b011cb4bb9bd34647486551e85a969773c8d (patch)
treee3b6cf9615355244e05cb699f6d3896217179a0c /compiler/rustc_hir_analysis/src/check/check.rs
parentfe5f3dedf7b4d6bea2cadb17343f747d70b4c66b (diff)
parent512ff9520666a952850d0a360a4310c5995f6991 (diff)
downloadrust-36c2b011cb4bb9bd34647486551e85a969773c8d.tar.gz
rust-36c2b011cb4bb9bd34647486551e85a969773c8d.zip
Rollup merge of #139858 - oli-obk:new-const-traits-syntax, r=fee1-dead
New const traits syntax

This PR only affects the AST and doesn't actually change anything semantically.

All occurrences of `~const` outside of libcore have been replaced by `[const]`. Within libcore we have to wait for rustfmt to be bumped in the bootstrap compiler. This will happen "automatically" (when rustfmt is run) during the bootstrap bump, as rustfmt converts `~const` into `[const]`. After this we can remove the `~const` support from the parser

Caveat discovered during impl: there is no legacy bare trait object recovery for `[const] Trait` as that snippet in type position goes down the slice /array parsing code and will error

r? ``@fee1-dead``

cc ``@nikomatsakis`` ``@traviscross`` ``@compiler-errors``
Diffstat (limited to 'compiler/rustc_hir_analysis/src/check/check.rs')
-rw-r--r--compiler/rustc_hir_analysis/src/check/check.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_hir_analysis/src/check/check.rs b/compiler/rustc_hir_analysis/src/check/check.rs
index f08a2451496..a361679e8ad 100644
--- a/compiler/rustc_hir_analysis/src/check/check.rs
+++ b/compiler/rustc_hir_analysis/src/check/check.rs
@@ -344,7 +344,7 @@ fn check_opaque_meets_bounds<'tcx>(
     let misc_cause = ObligationCause::misc(span, def_id);
     // FIXME: We should just register the item bounds here, rather than equating.
     // FIXME(const_trait_impl): When we do that, please make sure to also register
-    // the `~const` bounds.
+    // the `[const]` bounds.
     match ocx.eq(&misc_cause, param_env, opaque_ty, hidden_ty) {
         Ok(()) => {}
         Err(ty_err) => {