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Allow int literals for pattern types with int base types

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This commit is contained in:
Oli Scherer 2025-01-29 16:44:08 +00:00
parent 9d87d4e4f5
commit f87e58f194
6 changed files with 55 additions and 130 deletions
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7
compiler/rustc_mir_build/src/builder/expr/as_constant.rs
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@ -117,7 +117,12 @@ fn lit_to_mir_constant<'tcx>(tcx: TyCtxt<'tcx>, lit_input: LitToConstInput<'tcx>
ConstValue::Scalar(Scalar::from_uint(result, width))
};
let value = match (lit, ty.kind()) {
let lit_ty = match *ty.kind() {
ty::Pat(base, _) => base,
_ => ty,
};
let value = match (lit, lit_ty.kind()) {
(ast::LitKind::Str(s, _), ty::Ref(_, inner_ty, _)) if inner_ty.is_str() => {
let s = s.as_str();
let allocation = Allocation::from_bytes_byte_aligned_immutable(s.as_bytes());