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Ensure stack before parsing dot-or-call #122717

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Mar 19, 2024
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Ensure stack before parsing dot-or-call #122717

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5 changes: 4 additions & 1 deletion compiler/rustc_parse/src/parser/expr.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -943,7 +943,10 @@ impl<'a> Parser<'a> {
// Stitch the list of outer attributes onto the return value.
// A little bit ugly, but the best way given the current code
// structure
let res = self.parse_expr_dot_or_call_with_(e0, lo);
let res = ensure_sufficient_stack(
// this expr demonstrates the recursion it guards against
|| self.parse_expr_dot_or_call_with_(e0, lo),
);
if attrs.is_empty() {
res
} else {
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