diff options
Diffstat (limited to 'src/libsyntax/parse/lexer')
| -rw-r--r-- | src/libsyntax/parse/lexer/mod.rs | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs index 2a77e3e6791..4c15fae9feb 100644 --- a/src/libsyntax/parse/lexer/mod.rs +++ b/src/libsyntax/parse/lexer/mod.rs @@ -763,8 +763,6 @@ impl<'a> StringReader<'a> { } } - // SNAP c9f6d69 - #[allow(unused)] fn old_escape_warning(&mut self, sp: Span) { self.span_diagnostic .span_warn(sp, "\\U00ABCD12 and \\uABCD escapes are deprecated"); @@ -796,17 +794,15 @@ impl<'a> StringReader<'a> { self.scan_unicode_escape(delim) } else { let res = self.scan_hex_digits(4u, delim, false); - // SNAP c9f6d69 - //let sp = codemap::mk_sp(escaped_pos, self.last_pos); - //self.old_escape_warning(sp); + let sp = codemap::mk_sp(escaped_pos, self.last_pos); + self.old_escape_warning(sp); res } } 'U' if !ascii_only => { let res = self.scan_hex_digits(8u, delim, false); - // SNAP c9f6d69 - //let sp = codemap::mk_sp(escaped_pos, self.last_pos); - //self.old_escape_warning(sp); + let sp = codemap::mk_sp(escaped_pos, self.last_pos); + self.old_escape_warning(sp); res } '\n' if delim == '"' => { |