diff options
Diffstat (limited to 'src/libsyntax/parse/lexer')
| -rw-r--r-- | src/libsyntax/parse/lexer/mod.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs index 4cdafb36eec..f9de55756b5 100644 --- a/src/libsyntax/parse/lexer/mod.rs +++ b/src/libsyntax/parse/lexer/mod.rs @@ -586,10 +586,10 @@ impl<'a> StringReader<'a> { /// `\x00` marker. #[inline(never)] fn scan_embedded_hygienic_ident(&mut self) -> ast::Ident { - fn bump_expecting_char<'a,D:fmt::Show>(r: &mut StringReader<'a>, - c: char, - described_c: D, - whence: &str) { + fn bump_expecting_char<'a,D:fmt::Debug>(r: &mut StringReader<'a>, + c: char, + described_c: D, + whence: &str) { match r.curr { Some(r_c) if r_c == c => r.bump(), Some(r_c) => panic!("expected {:?}, hit {:?}, {}", described_c, r_c, whence), |