use rustc_middle::lint::in_external_macro;
use rustc_middle::ty::subst::GenericArgKind;
use rustc_session::{declare_lint_pass, declare_tool_lint};
+use rustc_span::hygiene::DesugaringKind;
use rustc_span::source_map::Span;
use rustc_span::sym;
check_block_return(cx, ifblock);
}
if let Some(else_clause) = else_clause_opt {
- check_final_expr(cx, else_clause, None, RetReplacement::Empty);
+ if expr.span.desugaring_kind() != Some(DesugaringKind::LetElse) {
+ check_final_expr(cx, else_clause, None, RetReplacement::Empty);
+ }
}
},
// a match expr, check all arms