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Auto merge of #138747 - matthiaskrgr:rollup-68x44rw, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - #138435 (Add support for postfix yield expressions)
 - #138685 (Use `Option<Ident>` for lowered param names.)
 - #138700 (Suggest `-Whelp` when pass `--print lints` to rustc)
 - #138727 (Do not rely on `type_var_origin` in `OrphanCheckErr::NonLocalInputType`)
 - #138729 (Clean up `FnCtxt::resolve_coroutine_interiors`)
 - #138731 (coverage: Add LLVM plumbing for expansion regions)
 - #138732 (Use `def_path_str` for def id arg in `UnsupportedOpInfo`)
 - #138735 (Remove `llvm` and `llvms` triagebot ping aliases for `icebreakers-llvm` ping group)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2025-03-20 22:35:15 +00:00
commit eda7820be5
62 changed files with 499 additions and 240 deletions

View file

@ -17,6 +17,7 @@ use rustc_ast::{
self as ast, AnonConst, Arm, AttrStyle, AttrVec, BinOp, BinOpKind, BlockCheckMode, CaptureBy,
ClosureBinder, DUMMY_NODE_ID, Expr, ExprField, ExprKind, FnDecl, FnRetTy, Label, MacCall,
MetaItemLit, Movability, Param, RangeLimits, StmtKind, Ty, TyKind, UnOp, UnsafeBinderCastKind,
YieldKind,
};
use rustc_ast_pretty::pprust;
use rustc_data_structures::stack::ensure_sufficient_stack;
@ -1310,6 +1311,15 @@ impl<'a> Parser<'a> {
return self.parse_match_block(lo, match_span, self_arg, MatchKind::Postfix);
}
// Parse a postfix `yield`.
if self.eat_keyword(exp!(Yield)) {
let yield_span = self.prev_token.span;
self.psess.gated_spans.gate(sym::yield_expr, yield_span);
return Ok(
self.mk_expr(lo.to(yield_span), ExprKind::Yield(YieldKind::Postfix(self_arg)))
);
}
let fn_span_lo = self.token.span;
let mut seg = self.parse_path_segment(PathStyle::Expr, None)?;
self.check_trailing_angle_brackets(&seg, &[exp!(OpenParen)]);
@ -1884,7 +1894,7 @@ impl<'a> Parser<'a> {
/// Parse `"yield" expr?`.
fn parse_expr_yield(&mut self) -> PResult<'a, P<Expr>> {
let lo = self.prev_token.span;
let kind = ExprKind::Yield(self.parse_expr_opt()?);
let kind = ExprKind::Yield(YieldKind::Prefix(self.parse_expr_opt()?));
let span = lo.to(self.prev_token.span);
self.psess.gated_spans.gate(sym::yield_expr, span);
let expr = self.mk_expr(span, kind);