bjoernager/rust
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Remove const_in_array_rep_expr

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This commit is contained in:
kadmin 2021-01-26 22:49:30 +00:00
parent fe39653116
commit 6946534d84
28 changed files with 31 additions and 199 deletions
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15
compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs
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@ -1881,23 +1881,10 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> {
ObligationCauseCode::Coercion { source: _, target } => {
err.note(&format!("required by cast to type `{}`", self.ty_to_string(target)));
}
ObligationCauseCode::RepeatVec(suggest_const_in_array_repeat_expressions) => {
ObligationCauseCode::RepeatVec => {
err.note(
"the `Copy` trait is required because the repeated element will be copied",
);
if suggest_const_in_array_repeat_expressions {
err.note(
"this array initializer can be evaluated at compile-time, see issue \
#49147 <https://github.com/rust-lang/rust/issues/49147> \
for more information",
);
if tcx.sess.opts.unstable_features.is_nightly_build() {
err.help(
"add `#![feature(const_in_array_repeat_expressions)]` to the \
crate attributes to enable",
);
}
}
}
ObligationCauseCode::VariableType(hir_id) => {
let parent_node = self.tcx.hir().get_parent_node(hir_id);