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remove EarlySyntaxWarning for type ascription

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This commit is contained in:
yukang 2023-05-08 21:00:26 +08:00
parent b002c9ff11
commit 2d27932b6c
1 changed files with 0 additions and 14 deletions
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14
compiler/rustc_ast_passes/src/feature_gate.rs
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@ -2,7 +2,6 @@
use rustc_ast::visit::{self, AssocCtxt, FnCtxt, FnKind, Visitor};
use rustc_ast::{attr, AssocConstraint, AssocConstraintKind, NodeId};
use rustc_ast::{PatKind, RangeEnd};
use rustc_errors::StashKey;
use rustc_feature::{AttributeGate, BuiltinAttribute, Features, GateIssue, BUILTIN_ATTRIBUTE_MAP};
use rustc_session::parse::{feature_err, feature_err_issue, feature_warn};
use rustc_session::Session;
@ -380,19 +379,6 @@ fn visit_stmt(&mut self, stmt: &'a ast::Stmt) {
fn visit_expr(&mut self, e: &'a ast::Expr) {
match e.kind {
ast::ExprKind::Type(..) => {
if self.sess.parse_sess.span_diagnostic.err_count() > 0 {
// And if it isn't, cancel the early-pass warning.
if let Some(err) = self
.sess
.parse_sess
.span_diagnostic
.steal_diagnostic(e.span, StashKey::EarlySyntaxWarning)
{
err.cancel()
}
}
}
ast::ExprKind::TryBlock(_) => {
gate_feature_post!(&self, try_blocks, e.span, "`try` expression is experimental");
}