Upgrade strace to 4.16 from 4.14.

Noteworthy changes in release 4.16 (2017-02-14)

* Improvements
  * Implemented syscall return value injection (-e inject=SET:retval= option).
  * Implemented signal injection (-e inject=SET:signal= option).
  * Implemented decoding of SUID_DUMP_* constants in PR_[GS]ET_DUMPABLE.
  * Implemented decoding of all SG_* ioctl commands.
  * Implemented decoding of ustat syscall.
  * Implemented decoding of BPF_OBJ_PIN, BPF_OBJ_GET, BPF_PROG_ATTACH,
    and BPF_PROG_DETACH commands of bpf syscall.
  * Enhanced decoding of sg_io_hdr and sg_io_v4 structures.
  * Enhanced decoding of get_robust_list, getrandom, io_submit, set_robust_list
    syscalls.
  * Enhanced decoding of entities of kernel long type on x32 and mips n32 ABIs.
  * Updated lists of IP_*, IPV6_*, and LOOP_* constants.
  * Updated lists of ioctl commands from Linux 4.10.
  * Added decoding of recently added syscalls on avr32, microblaze, ppc,
    and ppc64.

* Bug fixes
  * Fixed pathmatch of oldselect syscall on 64-bit architectures.
  * Fixed decoding of mmap2 syscall on s390 when arguments are not available.
  * Fixed decoding of kexec_file_load, mprotect, pkey_mprotect, prctl, preadv*,
    and pwritev* syscalls on x32.
  * Fixed printing of string arguments of getxattr and setxattr syscalls
    when -s option is used to limit the printed string size.
  * Fixed decoding of ifconf, ifreq, and loop_info structures on non-native
    personalities.
  * Fixed decoding of SG_* and LOOP_* ioctl commands.
  * Fixed build on mips with musl libc.
  * Fixed cross-building of ioctlsort.
  * Applied minor formatting fixes to the manual page.

Noteworthy changes in release 4.15 (2016-12-14)

* Changes in behavior
  * Time stamps are now printed according to ISO 8601.
  * Changed output format of val3 parameter of futex FUTEX_WAKE_OP operation.
  * The last argument of mincore, sched_getaffinity, and sched_setaffinity
    syscalls is now formatted as an array.

* Improvements
  * Implemented syscall fault injection (-e fault=... option).
  * Implemented decoding of DM_* ioctl commands.
  * Implemented decoding of attr parameter of perf_event_open syscall.
  * Implemented decoding of pkey_alloc, pkey_free, and pkey_mprotect syscalls.
  * Implemented dumping of mq_timedsend and mq_timedreceive syscalls.
  * Implemented decoding of PR_SET_FP_MODE and PR_GET_FP_MODE operations
    of prctl syscall.
  * Implemented PTRACE_GETREGS API support on m68k.
  * Updated lists of ARCH_*, BPF_*, BTRFS_*, FALLOC_*, MS_*, *_MAGIC,
    and V4L2_* constants.
  * Updated lists of ioctl commands from Linux 4.9.
  * Added decoding of recently added syscalls on arc, x32, and xtensa.
  * Enhanced manual page.

* Bug fixes
  * Fixed corner cases in decoding of exit, exit_group, futimesat, getgroups,
    getresuid, init_module, inotify_init1, kcmp, kexec_load, lookup_dcookie,
    mq_getsetattr, mq_notify, mq_open, mq_timedreceive, mq_timedsend,
    name_to_handle_at, prctl, process_vm_readv, process_vm_writev, setfsuid,
    setgroups, setns, unshare, and utimes syscalls.
  * Fixed handling of verbose flag in printing of controls array
    of struct v4l2_ext_controls.
  * Fixed omission of field names in the output of capability, sigaction,
    sigevent, statfs, timespec, timeval, and utimbuf structures.
  * Fixed printing of unknown syscalls in siginfo structure.
  * Fixed decoding of ioctl constants on m68k.
  * Fixed cris architecture support.
  * Fixed cross build when host compiler does not support the same
    set of warning flags as the cross compiler.
  * Fixed build on SLE10 and SLE11.

Bug: N/A
Test: manual
Change-Id: I590bf5db1652aa1dfdc0eb16e30fd97c82af2261
diff --git a/tests-mx32/opipe.test b/tests-mx32/opipe.test
new file mode 100755
index 0000000..90e6838
--- /dev/null
+++ b/tests-mx32/opipe.test
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+# Check how -o '|pipe' works.
+
+. "${srcdir=.}/init.sh"
+
+check_prog grep
+run_prog grep chdir $srcdir/umovestr.expected > "$EXP"
+run_prog ./umovestr
+
+> "$LOG" || fail_ "failed to write $LOG"
+$STRACE -o "|cat > $LOG && $SLEEP_A_BIT && grep chdir < $LOG > $OUT" -e chdir $args ||
+	dump_log_and_fail_with "$STRACE $args failed"
+
+match_diff "$OUT" "$EXP"
+rm -f "$EXP" "$OUT"