bjoernager/rust
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Use LitKind::Err for floats with empty exponents.

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This prevents a follow-up type error in a test, which seems fine.
This commit is contained in:
Nicholas Nethercote 2024-02-28 15:49:48 +11:00
parent 1e4f9e302c
commit 951f2d9ae2
5 changed files with 6 additions and 35 deletions
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6
compiler/rustc_parse/src/lexer/mod.rs
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@ -501,9 +501,11 @@ impl<'sess, 'src> StringReader<'sess, 'src> {
(kind, self.symbol_from_to(start, end))
}
rustc_lexer::LiteralKind::Float { base, empty_exponent } => {
let mut kind = token::Float;
if empty_exponent {
let span = self.mk_sp(start, self.pos);
self.dcx().emit_err(errors::EmptyExponentFloat { span });
let guar = self.dcx().emit_err(errors::EmptyExponentFloat { span });
kind = token::Err(guar);
}
let base = match base {
Base::Hexadecimal => Some("hexadecimal"),
@ -515,7 +517,7 @@ impl<'sess, 'src> StringReader<'sess, 'src> {
let span = self.mk_sp(start, end);
self.dcx().emit_err(errors::FloatLiteralUnsupportedBase { span, base });
}
(token::Float, self.symbol_from_to(start, end))
(kind, self.symbol_from_to(start, end))
}
}
}