#!/bin/sh -efu
#
# Check decoding of clone flags.
#
# Copyright (c) 2019 The strace developers.
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later

. "${srcdir=.}/init.sh"

case "$STRACE_ARCH" in
	ia64) syscall=clone2 ;;
	*) syscall=clone ;;
esac

# Find out the expected and reported child stack addresses.
run_strace_match_grep -qq -e signal=none -e trace=$syscall
CHILD_STACK_EXPECTED="$(sed -n 's/^clone[^(]*(child_stack=(\(0x[[:xdigit:]]\+\)|.*/\1/p' "$EXP")000"
CHILD_STACK_REPORTED="$(sed -n 's/^clone[^(]*(child_stack=\(0x[[:xdigit:]]\+\),.*/\1/p' "$LOG")"
export CHILD_STACK_EXPECTED CHILD_STACK_REPORTED

# Use child stack addresses to check decoding.
run_strace_match_diff -a35 -qq -y -e signal=none -e trace=$syscall