173             let other_slice = adapter.as_ref();  localVariable
175                 let up_to = Encoding::ascii_valid_up_to(other_slice);
176                 if up_to == other_slice.len() {
191             self.$implementation(other_slice, old_len, num_ascii)
690     let other_slice = slice::from_raw_parts(other, other_len);  in nsstring_fallible_append_utf8_impl()  localVariable
692         .fallible_append_utf8_impl(other_slice, old_len)  in nsstring_fallible_append_utf8_impl()
704     let other_slice = slice::from_raw_parts(other, other_len);  in nsstring_fallible_append_latin1_impl()  localVariable
706         .fallible_append_latin1_impl(other_slice, old_len, allow_shrinking)  in nsstring_fallible_append_latin1_impl()
717     let other_slice = slice::from_raw_parts(other, other_len);  in nscstring_fallible_append_utf16_to_utf8_impl()  localVariable
719         .fallible_append_utf16_to_utf8_impl(other_slice, old_len)  in nscstring_fallible_append_utf16_to_utf8_impl()
731     let other_slice = slice::from_raw_parts(other, other_len);  in nscstring_fallible_append_utf16_to_latin1_lossy_impl()  localVariable
733         .fallible_append_utf16_to_latin1_lossy_impl(other_slice, old_len, allow_shrinking)  in nscstring_fallible_append_utf16_to_latin1_lossy_impl()