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Switch proc-macro-error to proc-macro-error2 (#493)
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@@ -74,7 +74,7 @@ fn parse_pos(span: &Span) -> Option<(usize, usize)> {
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fn fallback_span_pos(span: &Span) -> (Pos, Pos) {
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let (start, end) = match parse_pos(span) {
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Some(v) => v,
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None => proc_macro_error::abort_call_site!("Cannot retrieve span information; please use nightly"),
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None => proc_macro_error2::abort_call_site!("Cannot retrieve span information; please use nightly"),
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};
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(Pos::new(1, start), Pos::new(1, end))
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}
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