# Copyright (C) 2023-2024 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/>.

# Test a certain 'finish' in Rust.

load_lib rust-support.exp
require allow_rust_tests
require {can_compile rust}

standard_testfile .rs
if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
    return -1
}

set line [gdb_get_line_number "BREAK"]
if {![runto ${srcfile}:$line]} {
    untested "could not run to breakpoint"
    return -1
}

# This 'finish' used to crash.  See PR rust/30090.  Also, this does
# not currently print the correct value, because rustc does not use
# the standard ABI here.  This is being tracked here:
# https://github.com/rust-lang/rust/issues/85641
setup_xfail *-*-*
gdb_test "finish" [string_to_regexp " = finish::MyResult::Some(97)"]
gdb_test "next"
gdb_test "print dei" [string_to_regexp " = finish::MyResult::Some(97)"]