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Add regression test
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// Regression test for issue #113235.
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// check-pass
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// revisions: edition2015 edition2018
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//[edition2015] edition: 2015
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//[edition2018] edition: 2018
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// Make sure that in pre-2021 editions we continue to parse the snippet
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// `c"hello"` as an identifier followed by a (normal) string literal and
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// allow the code below to compile.
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// Prefixes including `c` as used by C string literals are only reserved
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// in edition 2021 and onward.
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//
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// Consider checking out rust-2021/reserved-prefixes-migration.rs as well.
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macro_rules! parse {
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(c $e:expr) => {
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$e
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};
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}
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fn main() {
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let _: &'static str = parse!(c"hello");
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}
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