gdb/testsuite/gdb.base/unwind-on-each-insn-i386.exp

# Copyright 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/>.  */

# Check that epilogue unwind info is not used for gcc < 4.5.0, i386 case.

require is_x86_like_target

set srcfile_flags {}
lappend srcfile_flags debug
lappend srcfile_flags nopie

set srcfile2_flags $srcfile_flags
set ldflags $srcfile_flags

if [info exists COMPILE] {
    standard_testfile unwind-on-each-insn.c unwind-on-each-insn-foo.c
    # When updating the .s file, use these flags to generate the file:
    #lappend srcfile2_flags additional_flags=-save-temps
    #lappend srcfile2_flags additional_flags=-dA
    # and do the following:
    # - copy it in place, run the test-case and verify that all tests pass.
    # - break the epilogue unwind info by commenting out the cfi directive
    #   before ret, and verify that some tests start failing.
    # - change the producer strings to 4.4.7 (for completeness, do this also
    #   in the comments generated by -dA), and verify that all tests pass
    #   again.
} else {
    standard_testfile unwind-on-each-insn.c .s
}

source $srcdir/$subdir/unwind-on-each-insn.exp.tcl