bjoernager/rust
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remove support for rustc_safe_intrinsic attribute; use rustc_intrinsic functions instead

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This commit is contained in:
Ralf Jung 2024-11-07 08:59:43 +01:00
parent 78bb5ee79e
commit e3010e84db
42 changed files with 380 additions and 348 deletions
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8
compiler/rustc_hir_analysis/src/check/intrinsic.rs
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@ -3,7 +3,7 @@
use rustc_abi::ExternAbi;
use rustc_errors::codes::*;
use rustc_errors::{DiagMessage, struct_span_code_err};
use rustc_hir as hir;
use rustc_hir::{self as hir, Safety};
use rustc_middle::bug;
use rustc_middle::traits::{ObligationCause, ObligationCauseCode};
use rustc_middle::ty::{self, Ty, TyCtxt};
@ -75,10 +75,8 @@ pub fn intrinsic_operation_unsafety(tcx: TyCtxt<'_>, intrinsic_id: LocalDefId) -
let has_safe_attr = if tcx.has_attr(intrinsic_id, sym::rustc_intrinsic) {
tcx.fn_sig(intrinsic_id).skip_binder().safety()
} else {
match tcx.has_attr(intrinsic_id, sym::rustc_safe_intrinsic) {
true => hir::Safety::Safe,
false => hir::Safety::Unsafe,
}
// Old-style intrinsics are never safe
Safety::Unsafe
};
let is_in_list = match tcx.item_name(intrinsic_id.into()) {
// When adding a new intrinsic to this list,