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Fix ICE in question_mark #9244

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Merged
merged 1 commit into from
Jul 25, 2022
Merged

Fix ICE in question_mark #9244

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4 changes: 2 additions & 2 deletions clippy_lints/src/question_mark.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -123,8 +123,8 @@ fn check_if_let_some_or_err_and_early_return<'tcx>(cx: &LateContext<'tcx>, expr:
if_chain! {
if let Some(higher::IfLet { let_pat, let_expr, if_then, if_else }) = higher::IfLet::hir(cx, expr);
if !is_else_clause(cx.tcx, expr);
if let PatKind::TupleStruct(ref path1, fields, None) = let_pat.kind;
if let PatKind::Binding(annot, bind_id, ident, _) = fields[0].kind;
if let PatKind::TupleStruct(ref path1, [field], None) = let_pat.kind;
if let PatKind::Binding(annot, bind_id, ident, _) = field.kind;
let caller_ty = cx.typeck_results().expr_ty(let_expr);
let if_block = IfBlockType::IfLet(path1, caller_ty, ident.name, let_expr, if_then, if_else);
if (is_early_return(sym::Option, cx, &if_block) && path_to_local_id(peel_blocks(if_then), bind_id))
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8 changes: 8 additions & 0 deletions tests/ui/crashes/ice-9242.rs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
enum E {
X(),
Y,
}

fn main() {
let _ = if let E::X() = E::X() { 1 } else { 2 };
}