gdb/testsuite/gdb.base/exec-invalid-sysroot.exp

#   Copyright 1997-2026 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/>.

# This test exercises PR20569.  GDB would crash when attempting to follow
# an exec call when it could not resolve the path to the symbol file.
# This was the case when an invalid sysroot is provided.

standard_testfile foll-exec.c

set testfile "foll-exec"
set binfile [standard_output_file $testfile]
set testfile2 "execd-prog"
set srcfile2 ${testfile2}.c
set binfile2 [standard_output_file ${testfile2}]

set compile_options debug

# Build the executable which will be exec'd.
if { [build_executable "build exec'd file" $testfile2 $srcfile2 $compile_options] != 0 } {
    return
}

if { [is_remote target] } {
    gdb_remote_download target $binfile2
}

# Build the test executable, which performs the exec.
if { [prepare_for_testing "prepare" $testfile $srcfile $compile_options] != 0 } {
    return
}

proc do_exec_sysroot_test {} {
    global gdb_prompt

    gdb_test_no_output "set sysroot /a/path/that/does/not/exist"

    # Start the program running, and stop at main.
    #
    if {![runto_main]} {
	return
    }

    # Verify that the system supports "catch exec".
    gdb_test "catch exec" "Catchpoint \[0-9\]* \\(exec\\)" "insert exec catchpoint"
    set test "continue to exec catchpoint"
    gdb_test_multiple "continue" $test {
	-re ".*Your system does not support this type\r\nof catchpoint.*$gdb_prompt $" {
	    unsupported $test
	    return
	}
	-re ".*Could not load symbols for executable.*$gdb_prompt $" {
	    pass $test
	}
    }
}

do_exec_sysroot_test