binutils-gdb/gdb/testsuite/gdb.rust/unicode.rs
Tom Tromey a723766c0e Allow non-ASCII characters in Rust identifiers
Rust 1.53 (quite a while ago now) ungated the support for non-ASCII
identifiers.  This didn't work in gdb.  This is PR rust/20166.

This patch fixes the problem by allowing non-ASCII characters to be
considered as identifier components.  It seemed simplest to just pass
them through -- doing any extra checking didn't seem worthwhile.

The new test also verifies that such characters are allowed in strings
and character literals as well.  The latter also required a bit of
work in the lexer.

Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=20166
2022-02-06 13:24:25 -07:00

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// Copyright (C) 2022 Free Software Foundation, Inc.
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#![allow(dead_code)]
#![allow(unused_variables)]
#![allow(unused_assignments)]
#![allow(uncommon_codepoints)]
#![allow(non_snake_case)]
fn main() {
let 𝕯 = 98;
let = 97;
println!("{}, {}", 𝕯, ); // set breakpoint here
}