On 25.06.2019 08:02, maya%netbsd.org@localhost wrote:
> test case
>
Looks fine, but I would rename 'incompat_tracee' to
'64bit_tracer_32bit_tracee' or similar as it will be more
comprehensible, at least for me.
> Index: t_regress.sh
> ===================================================================
> RCS file: /cvsroot/src/tests/usr.bin/gdb/t_regress.sh,v
> retrieving revision 1.2
> diff -u -r1.2 t_regress.sh
> --- t_regress.sh 7 Jun 2019 19:05:15 -0000 1.2
> +++ t_regress.sh 25 Jun 2019 06:00:44 -0000
> @@ -91,7 +91,42 @@
> atf_check -s exit:1 -o ignore -e ignore grep "Can not parse XML" gdb.out
> }
>
> +atf_test_case incompat_tracee
> +incompat_tracee_head() {
> + atf_set "descr" "Test that 64bit GDB works with 32bit programs"
> + atf_set "require.progs" "cc gdb"
> +}
> +incompat_tracee_body() {
> + if ! cc -dM -E - < /dev/null | fgrep -q _LP64; then
> + atf_skip "this is not a 64 bit architecture"
> + fi
> + if ! cc -m32 -dM -E - >/dev/null; then
> + atf_skip "Cannot build 32-bit binaries with -m32"
> + fi
> + cat <<EOF >hello.c
> +#include <stdio.h>
> +int main(int argc, char **argv) { printf ("hello\n"); return 0; }
> +EOF
> + atf_check -s exit:0 -o ignore -e ignore cc -m32 -o test hello.c -g
> +
> + cat <<EOF >test.gdb
> +break main
> +run
> +bt
> +continue
> +EOF
> +
> + gdb --batch -x test.gdb ./test >gdb.out 2>&1
> + # No crashes
> + atf_check -s exit:1 -o ignore -e ignore grep "SIGSEGV" gdb.out
> + # output includes the printf
> + atf_check -s exit:0 -o ignore -e ignore grep "hello" gdb.out
> + # ...and a backtrace.
> + atf_check -s exit:0 -o ignore -e ignore grep "#0.*main.*hello.c" gdb.out
> +}
> +
> atf_init_test_cases() {
> + atf_add_test_case incompat_tracee
> atf_add_test_case threads
> atf_add_test_case pie
> atf_add_test_case xml
>
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