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From: Thomas Schwinge <tschwinge@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc/devel/rust/master] transcriber: Do not infinite loop if the current parsed node is an error Date: Tue, 30 Aug 2022 13:43:07 +0000 (GMT) [thread overview] Message-ID: <20220830134307.E58973839075@sourceware.org> (raw) https://gcc.gnu.org/g:8dfa9676db0f8660c6c745adb59ef6323dca2341 commit 8dfa9676db0f8660c6c745adb59ef6323dca2341 Author: Arthur Cohen <arthur.cohen@embecosm.com> Date: Mon Aug 29 16:23:51 2022 +0200 transcriber: Do not infinite loop if the current parsed node is an error Co-authored-by: philberty <philip.herron@embecosm.com> Diff: --- gcc/rust/expand/rust-macro-expand.cc | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/gcc/rust/expand/rust-macro-expand.cc b/gcc/rust/expand/rust-macro-expand.cc index 1d57e394220..d654b2cd84c 100644 --- a/gcc/rust/expand/rust-macro-expand.cc +++ b/gcc/rust/expand/rust-macro-expand.cc @@ -727,6 +727,14 @@ parse_many (Parser<MacroInvocLexer> &parser, TokenId &delimiter, break; auto node = parse_fn (); + if (node.is_error ()) + { + for (auto err : parser.get_errors ()) + err.emit_error (); + + return AST::ASTFragment::create_error (); + } + nodes.emplace_back (std::move (node)); }
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