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File qa.sh of Package gdb

#!/bin/bash

usage ()
{
    echo "usage: $0 <1-5>"
    echo "       $0 -local [ -sle11 | -sle12 | -factory | -i586 | -x86_64 | -aarch64 | -powerpc64le | -s390 | -s390x ] <dir>"
    echo
    echo "Verify remote results at:"
    echo "  ./binaries-testsuite.distro.arch/gdb-testresults"
    echo "1: gdb.sum: Check for 'FAIL: .* internal error' (all configs)"
    echo "2: gdb.sum: Check for 'ERROR:'                  (all configs)"
    echo "3: gdb.log: Check for 'internal-error:'         (all configs)"
    echo "4: gdb.sum: Check FAIL and ERROR                (known clean configs)"
    echo "5: gdb.sum: Check gdb.suse PASS                 (all configs)"
    echo
    echo "Verify local results at:"
    echo "  \$dir"
    echo "-local: gdb.sum: Check FAIL and ERROR"
}

if [ $# -eq 0 ]; then
    usage
    exit 1
fi

n="$1"
shift

have_sle11=false
have_sle12=false
have_factory=false
have_aarch64=false
have_powerpc64le=false
have_s390=false
have_s390x=false
have_i586=false
have_x86_64=false
if [ "$n" = "-local" ]; then
    while [ $# -gt 1 ]; do
	case $1 in
	    -sle11)
		have_sle11=true
		;;
	    -sle12)
		have_sle12=true
		;;
	    -factory)
		have_factory=true
		;;
	    -aarch64)
		have_aarch64=true
		;;
	    -powerpc64le|-ppc64le)
		have_powerpc64le=true
		;;
	    -s390)
		have_s390=true
		;;
	    -s390x)
		have_s390x=true
		;;
	    -i586)
		have_i586=true
		;;
	    -x86_64)
		have_x86_64=true
		;;
	    *)
		echo "Don't know how to handle arg: $1"
		usage
		exit 1
		;;
	esac
	shift 1
    done
    dir="$1"
    shift
fi

echo_line ()
{
    for n in "$@"; do
        echo "$n"
    done
}

join ()
{
    local char
    char="$1"
    shift

local res
    res=""

local first
    first=true
    for elem in "$@"; do
        if $first; then
            first=false
        else
            res+="$char"
        fi
        res+="$elem"
    done
    echo "$res"
}

report_sum ()
{
    local sum
    sum="$1"

echo
    echo "$sum:"

if [ ! -f "$sum" ]; then
	echo "MISSING"
	return
    fi

kfail_re=$(join "|" "${kfail[@]}")
    echo FAILs:
    grep ^FAIL: "$sum" \
	| grep -E -v "$kfail_re"
    echo ERROR COUNT:
    grep -c ^ERROR: "$sum"
}

kfail=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=26971
    "FAIL: gdb.arch/amd64-init-x87-values.exp: check_x87_regs_around_init: check post FLD1 value of .fop"
    "FAIL: gdb.arch/amd64-init-x87-values.exp: check_x87_regs_around_init: check post FLD1 value of .fioff"

# https://sourceware.org/bugzilla/show_bug.cgi?id=24845
    "FAIL: gdb.base/step-over-syscall.exp: clone: displaced=off: single step over clone"
    "FAIL: gdb.base/step-over-syscall.exp: clone: displaced=off: continue to marker $clone$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=19436#c1
    "FAIL: gdb.cp/no-dmgl-verbose.exp: setting breakpoint at 'f$std::string$'"

# https://sourceware.org/bugzilla/show_bug.cgi?id=25504
    "FAIL: gdb.threads/process-dies-while-detaching.exp: single-process: continue: .*: continue"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28065
    "FAIL: gdb.threads/access-mem-running-thread-exit.exp:"

# https://sourceware.org/bugzilla/show_bug.cgi?id=25503
    "FAIL: gdb.threads/signal-while-stepping-over-bp-other-thread.exp: step $pattern 3$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26915
    "FAIL: gdb.threads/schedlock.exp: schedlock=off: .*: other threads ran - unlocked"
    "FAIL: gdb.threads/watchthreads-threaded.exp: watchpoint on args\[[1-3]\] hit in thread"
    "FAIL: gdb.threads/watchthreads-threaded.exp: watch args\[[1-3]\]"
    "FAIL: gdb.threads/watchthreads-threaded.exp: threaded watch loop"
    "FAIL: gdb.threads/watchthreads-threaded.exp: combination of threaded watchpoints = 30 \+ initial values"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28479
    "FAIL: gdb.mi/mi-nonstop.exp: wait for thread exit $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26273
    "FAIL: gdb.threads/gcore-stale-thread.exp: save a corefile"
    "FAIL: gdb.threads/gcore-stale-thread.exp: exited thread is current due to non-stop"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28617
    "FAIL: gdb.base/info-os.exp: get process groups $timeout$"
    "FAIL: gdb.base/info-os.exp: get threads $timeout$"
    "FAIL: gdb.base/info-os.exp: get file descriptors $timeout$"
    "FAIL: gdb.base/info-os.exp: get internet-domain sockets $timeout$"
    "FAIL: gdb.base/info-os.exp: get shared-memory regions $timeout$"
    "FAIL: gdb.base/info-os.exp: get semaphores $timeout$"
    "FAIL: gdb.base/info-os.exp: get message queues $timeout$"
    "FAIL: gdb.base/info-os.exp: info os unknown_entry $timeout$"
    "FAIL: gdb.base/info-os.exp: continue $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26284
    # https://sourceware.org/bugzilla/show_bug.cgi?id=28343
    "FAIL: gdb.threads/detach-step-over.exp: .*internal error"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26363
    "FAIL: gdb.xml/tdesc-reload.exp: .*internal error"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26761
    # Should be fixed in gdb-14.
    "FAIL: gdb.base/gdb-sigterm.exp: .*internal error"

# If a test-case fails to compile, it's not a GDB FAIL, ignore.
    "FAIL: gdb.ada/.*\.exp: compilation .*\.adb"

# https://sourceware.org/bugzilla/show_bug.cgi?id=27539
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$i$"
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$i$ == &typeid$typeof\(i$\)"
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$cp$"
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$cp$ == &typeid$typeof\(cp$\)"
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$ccp$"
    "FAIL: gdb.cp/typeid.exp: before starting: print &typeid$ccp$ == &typeid$typeof\(ccp$\)"

# Fails for i586.  Appearantly, glibc for i586 doesn't use vdso to do
    # syscalls.  Fedora test-case.
    "FAIL: gdb.base/set-solib-absolute-prefix.exp: backtrace with __kernel_vsyscall"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28504
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[2\]"
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[3\]"
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[4\]"
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[5\]"
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[6\]"
    "FAIL: gdb.arch/i386-sse.exp: check contents of data\[7\]"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse addps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse addss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse addsubpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse andpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse blendps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cmppd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cmpps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cmpss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse comisd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse comiss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cvtdq2pd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cvtpd2dq"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse cvtpd2ps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse divpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse divsd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse divss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse mulps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse mulss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse orpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse orps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse pabsw"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse packsswb"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse ucomisd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse ucomiss"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse unpckhpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse unpckhps"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse xorpd"
    "FAIL: gdb.reverse/i386-sse-reverse.exp: verify xmm2 after reverse xorps"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29419
    # https://sourceware.org/bugzilla/show_bug.cgi?id=29409
    "FAIL: gdb.opt/inline-small-func.exp: info breakpoints"
    "FAIL: gdb.ada/access_tagged_param.exp: continue"
    "FAIL: gdb.ada/inline-section-gc.exp: break callee.adb:22"
    "FAIL: gdb.ada/ptype_tagged_param.exp: ptype s, with debug info"
    "FAIL: gdb.ada/ref_param.exp: frame argument value printed"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: next to v = 1"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: next to f"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: next to nodebug"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: next to v = 3"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: reverse-step"
    "FAIL: gdb.reverse/singlejmp-reverse.exp: reverse-next"

# https://sourceware.org/bugzilla/show_bug.cgi?id=25038
    "FAIL: gdb.reverse/test_ioctl_TCSETSW.exp: handle TCSETSW"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26873
    "FAIL: gdb.threads/watchthreads-threaded.exp: threaded watch loop $GDB internal error$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28617
    "FAIL: gdb.base/info-os.exp: get file descriptors"
    "FAIL: gdb.base/info-os.exp: get internet-domain sockets"
    "FAIL: gdb.base/info-os.exp: get message queues"
    "FAIL: gdb.base/info-os.exp: get process groups"
    "FAIL: gdb.base/info-os.exp: get semaphores"
    "FAIL: gdb.base/info-os.exp: get shared-memory regions"
    "FAIL: gdb.base/info-os.exp: get threads"

# Fails related to PKRU register.  To be investigated.  Might be fixed in
    # gdb 14, but related patches look non-trivial to backport.
    "FAIL: gdb.arch/i386-pkru.exp: pkru register"
    "FAIL: gdb.arch/i386-pkru.exp: read pkru register"
    "FAIL: gdb.arch/i386-pkru.exp: read value after setting value"
    "FAIL: gdb.arch/i386-pkru.exp: variable after reading pkru"
    "FAIL: gdb.base/gcore.exp: corefile restored all registers"
    "FAIL: gdb.reverse/insn-reverse.exp: rdrand: compare registers on insn"
    "FAIL: gdb.reverse/insn-reverse.exp: rdseed: compare registers on insn"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28478
    "FAIL: gdb.gdb/selftest.exp: backtrace through signal handler"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29781
    "FAIL: gdb.mi/mi-multi-commands.exp: args=.*: look for second command output, command length .* $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=27027
    # https://sourceware.org/bugzilla/show_bug.cgi?id=28464
    "FAIL: gdb.ada/mi_var_access.exp: Create varobj $unexpected output$"
    "FAIL: gdb.ada/mi_var_access.exp: update at stop 2 $unexpected output$"

# Fragile test-case, requires glibc to fail in a certain way, ignore.
    "FAIL: gdb.base/gdb-rhbz1156192-recursive-dlopen.exp:"

# GDB fails to print "Thread $x stopped" message for all threads, but
    # subsequent info threads shows all threads stopped, and a previous
    # info threads show all threads running.  Not harmful.
    "FAIL: gdb.threads/interrupt-while-step-over.exp: displaced-stepping=off: iter=[0-9]*: wait for stops $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29040
    "FAIL: gdb.threads/next-fork-other-thread.exp:"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30521
    "FAIL: gdb.base/printcmds.exp: print {unsigned char\[\]}{0xffffffff}"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30528
    # Fixed in 15.  Backportable to 14.
    "FAIL: gdb.dwarf2/per-bfd-sharing.exp: couldn't remove files in temporary cache dir"

) # kfail

kfail_sle12=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=26292
    "FAIL: gdb.base/checkpoint-ns.exp: .* $timeout$"
    "FAIL: gdb.base/checkpoint.exp: .* $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29238
    "FAIL: gdb.cp/ambiguous.exp: all vars: print jv"
    "FAIL: gdb.cp/ambiguous.exp: all vars: print jva1"
    "FAIL: gdb.cp/ambiguous.exp: all vars: print jva1v"
    "FAIL: gdb.cp/ambiguous.exp: all vars: print jva2"

# https://sourceware.org/bugzilla/show_bug.cgi?id=25059
    "FAIL: gdb.cp/subtypes.exp:"
    "FAIL: gdb.base/max-depth-c\+\+.exp:"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29240
    "FAIL: gdb.base/align-c.exp: print _Alignof$double$"
    "FAIL: gdb.base/align-c.exp: print _Alignof$long long$"
    "FAIL: gdb.base/align-c.exp: print _Alignof$unsigned long long$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29241
    "FAIL: gdb.guile/scm-type.exp: lang_cpp: test_range: on flexible array member: guile $print \(type-range \(field-type \(type-field \(value-type \(value-dereference f$\) \"items\"\)\)\)\)"
    "FAIL: gdb.guile/scm-type.exp: lang_cpp: test_range: on flexible array member: guile $print \(value-subscript \(value-field \(value-dereference f$ \"items\"\) 0\)\)"
    "FAIL: gdb.guile/scm-type.exp: lang_cpp: test_range: on flexible array member: guile $print \(value-subscript \(value-field \(value-dereference f$ \"items\"\) 1\)\)"

# Cluster of gcc 4.8 ada FAILs, to be investigated, but not high priority.
    "FAIL: gdb.ada/info_locals_renaming.exp: info locals"
    "FAIL: gdb.ada/interface.exp: info locals"
    "FAIL: gdb.ada/length_cond.exp: cond 1 loc'first > 15"
    "FAIL: gdb.ada/length_cond.exp: cond 1 loc'last > 15"
    "FAIL: gdb.ada/length_cond.exp: cond 1 loc'length > 15"
    "FAIL: gdb.ada/null_overload.exp: print f$r_access'\(null$\)"
    "FAIL: gdb.ada/str_uninit.exp: print my_str"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29244
    "FAIL: gdb.arch/amd64-disp-step-avx.exp: running to main in runto"
    "FAIL: gdb.arch/amd64-init-x87-values.exp: check_x87_regs_around_init: runto: run to main"
    "FAIL: gdb.arch/amd64-init-x87-values.exp: check_setting_mxcsr_before_enable: runto: run to main"
    "FAIL: gdb.arch/amd64-init-x87-values.exp: check_setting_x87_regs_before_enable: runto: run to main"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: frame"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: starti prompt"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step back into _start $the program is no longer running$"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step back into foo $the program is no longer running$"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step into bar $the program is no longer running$"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step into foo $the program is no longer running$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29245
    # Python-2 related.
    "FAIL: gdb.python/py-mi-cmd.exp: -pycmd bk3 $unexpected output$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26967
    "FAIL: gdb.base/longjmp.exp: next over call_longjmp $2$"
    "FAIL: gdb.base/longjmp.exp: next over longjmp$1$"
    "FAIL: gdb.base/longjmp.exp: next over patt3"
    "FAIL: gdb.base/premature-dummy-frame-removal.exp: p some_func "
    "FAIL: gdb.base/premature-dummy-frame-removal.exp: set debug frame on"
    "FAIL: gdb.base/longjmp-until-in-main.exp: until \\\$line, in main"
    
    # Test-cases that use -static but may turn out to be PIE when using
    # unix/-fPIE/-fpie.
    # https://sourceware.org/bugzilla/show_bug.cgi?id=29244
    "FAIL: gdb.base/break-entry.exp: runto: run to *"
    "FAIL: gdb.base/catch-fork-static.exp: run to fork"
    "FAIL: gdb.threads/staticthreads.exp: runto: run to main"
    "FAIL: gdb.threads/staticthreads.exp: continue to main's call of sem_post"
    "FAIL: gdb.threads/staticthreads.exp: handle SIG32 helps"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step back into _start"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step back into foo"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step into bar"
    "FAIL: gdb.dwarf2/frame-inlined-in-outer-frame.exp: step into foo"

# Fails on both i586 and s390x/-m31 for SLE-12-SP3, but does not reproduce
    # on s390x/-m31 for SLE-12-SP5 with trunk.
    "FAIL: gdb.guile/scm-disasm.exp: disassemble via memory port"
    "FAIL: gdb.guile/scm-disasm.exp: memory-port: disassemble"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30180
    "FAIL: gdb.fortran/module.exp: print var_d"
    "FAIL: gdb.fortran/module.exp: print var_x value 31"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30531
    "FAIL: gdb.threads/clone-thread_db.exp: continue to clone_fn $the program exited$"
    "FAIL: gdb.threads/clone-thread_db.exp: continue to end $the program is no longer running$"

) # kfail_sle12

kfail_sle11=(

"${kfail_sle12[@]}"

# For SLE-11, libipt is not enabled, so on intel we can run into
    # https://sourceware.org/bugzilla/show_bug.cgi?id=30073 affecting
    # many test-cases.
    "FAIL: gdb.btrace/"
    "FAIL: gdb.python/py-record-btrace"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26956
    "FAIL: gdb.base/command-line-input.exp: print 1"

# Due to using old python, 2.6.
    # For instance, "ValueError: zero length field name in format".
    "FAIL: gdb.python/py-autoloaded-pretty-printers-in-newobjfile-event.exp: print test"
    "FAIL: gdb.python/py-breakpoint.exp: test_bkpt_address: python gdb.Breakpoint$"  *{}".format\(str\(main_addr$\)\)"
    "FAIL: gdb.python/py-framefilter.exp: info frame filter after disable frame filter"
    "FAIL: gdb.python/py-framefilter.exp: info frame filter after reenabling frame filter"
    "FAIL: gdb.python/py-framefilter.exp: info frame filter after setting priority"
    "FAIL: gdb.python/py-framefilter.exp: info frame filter before disable frame filter"
    "FAIL: gdb.python/py-framefilter.exp: info frame filter before setting priority"
    "FAIL: gdb.python/py-mi.exp: check tsrvw expression value $unexpected output$"
    "FAIL: gdb.python/py-mi.exp: check tsrvw varobj value $unexpected output$"
    "FAIL: gdb.python/py-mi.exp: create tsrvw varobj $unexpected output$"
    "FAIL: gdb.python/py-prettyprint.exp: c\+\+: print tsrvw"
    "FAIL: gdb.python/py-prettyprint.exp: c: print tsrvw"
    "FAIL: gdb.python/py-value.exp: attempt to construct large value with small buffer"
    "FAIL: gdb.python/py-value.exp: construct array value from buffer"
    "FAIL: gdb.python/py-value.exp: construct value from buffer"
    "FAIL: gdb.python/py-value.exp: print array value"
    "FAIL: gdb.python/py-value.exp: print first array element"
    "FAIL: gdb.python/py-value.exp: print out of bounds array element"
    "FAIL: gdb.python/py-value.exp: print second array element"
    "FAIL: gdb.python/py-value.exp: print third array element"

# To be investigated.
    "FAIL: gdb.base/compare-sections.exp: after run to main: compare-sections -r"
    "FAIL: gdb.python/py-framefilter-thread.exp: bt no-filters"

# Gdb runs out of virtual memory, we can expect an internal error.
    "FAIL: gdb.base/gcore-excessive-memory.exp: attach $GDB internal error$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30154
    "FAIL: gdb.multi/multi-target-no-resumed.exp: inf_A=.: inf_B=.: send_gdb control C $timeout$"

)

kfail_factory=(

# https://sourceware.org/pipermail/gdb-patches/2021-October/182449.html
    "FAIL: gdb.threads/current-lwp-dead.exp: continue to breakpoint: fn_return"

# Similar error message to the one above, see if fixing that one fixes this.
    "FAIL: gdb.threads/clone-new-thread-event.exp: catch SIGUSR1"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28551
    "FAIL: gdb.go/package.exp: going to first breakpoint \$GDB internal error\$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28468
    "FAIL: gdb.threads/signal-command-handle-nopass.exp: step-over (yes|no): signal SIGUSR1"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28477
    "FAIL: gdb.base/step-over-syscall.exp: clone: displaced=off: continue to marker $clone$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=26867
    "FAIL: gdb.threads/signal-sigtrap.exp: sigtrap thread 1: signal SIGTRAP reaches handler"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28510
    "FAIL: gdb.debuginfod/fetch_src_and_symbols.exp: local_url: br main"
    "FAIL: gdb.debuginfod/fetch_src_and_symbols.exp: local_url: l"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28667
    "FAIL: gdb.reverse/watch-precsave.exp: watchpoint hit, fourth time \$GDB internal error\$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29196
    "FAIL: gdb.base/gdb11531.exp: watchpoint variable triggers at next"
    "FAIL: gdb.base/gdb11531.exp: watchpoint variable triggers at continue"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29253
    "FAIL: gdb.server/stop-reply-no-thread.exp: to_disable=threads: continue to main $timeout$"
    "FAIL: gdb.server/stop-reply-no-thread.exp: to_disable=threads: continue until exit $timeout$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29706
    "FAIL: gdb.base/eof-exit.exp: with non-dump terminal: with bracketed-paste-mode on: close GDB with eof $missed the prompt$"

# Looks like a problem with modern debug info, where stepping out of a
    # function takes more one step.
    "FAIL: gdb.base/rtld-step.exp: finish out of foo 1"
    "FAIL: gdb.base/rtld-step.exp: next over baz in bar"
    "FAIL: gdb.base/rtld-step.exp: step into foo 2"
    "FAIL: gdb.base/rtld-step.exp: next over baz in foo"
    "FAIL: gdb.base/rtld-step.exp: step out of foo back into bar"
    "FAIL: gdb.base/rtld-step.exp: continue until exit"

# Sets breakpoints in gdb build with lto.  This is known to be slow, and
    # likely to cause timeouts.
    gdb.gdb/python-helper.exp
    
) # kfail_factory

kfail_aarch64=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=29405
    "FAIL: gdb.base/step-over-syscall.exp: (fork|vfork): displaced=(on|off): pc after stepi matches insn addr after syscall"
    "FAIL: gdb.base/step-over-syscall.exp: (fork|vfork): displaced=(on|off): check_pc_after_cross_syscall: single step over fork final pc"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29423
    "FAIL: gdb.base/watchpoint-unaligned.exp: continue $timeout$"
    "FAIL: gdb.base/watchpoint-unaligned.exp: size8twice write"

# https://sourceware.org/bugzilla/show_bug.cgi?id=28561
    # "[gdb/testsuite] Error due to not reading \r\n at end of mi prompt"
    # We match pretty aggressively here.
    "FAIL: gdb.mi/.*.exp:"
    "FAIL: gdb.python/.*-mi.exp:"
    "FAIL: gdb.python/py-mi-.*.exp:"
    "FAIL: gdb.ada/mi.*.exp:"
    "FAIL: gdb.base/annota.*.exp:"
    "FAIL: gdb.dwarf2/dw2-opt-structptr.exp: mi"

) # kfail_aarch64

kfail_powerpc64le=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=29792
    "FAIL: gdb.opt/solib-intra-step.exp: second-hit"
    
    # Known to run into timeouts.
    "FAIL: gdb.gdb/python-helper.exp"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30548
    "FAIL: gdb.base/inline-frame-cycle-unwind.exp: cycle at level [0-9]*: backtrace when the unwind is broken at frame [0-9]*"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29815
    "FAIL: gdb.reverse/finish-reverse-bkpt.exp: reverse-finish from void_func trips breakpoint at entry"
    "FAIL: gdb.reverse/finish-reverse-bkpt.exp: no spurious proceed after breakpoint stop"
    "FAIL: gdb.reverse/next-reverse-bkpt-over-sr.exp: reverse-next over call trips user breakpoint at function entry"
    "FAIL: gdb.reverse/next-reverse-bkpt-over-sr.exp: stopped at the right callee call"

# https://sourceware.org/bugzilla/show_bug.cgi?id=29897
    "FAIL: gdb.base/run-control-while-bg-execution.exp: action1=.*: action2=start: start $GDB internal error$"
    "FAIL: gdb.base/run-control-while-bg-execution.exp: action1=.*: action2=run: run $GDB internal error$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30021
    "FAIL: gdb.base/unwind-on-each-insn.exp: instruction 6: \\\$fba_value == \\\$main_fba"
    "FAIL: gdb.base/unwind-on-each-insn.exp: instruction 6: \[string equal \\\$fid \\\$main_fid\]"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30542
    "FAIL: gdb.base/watch-before-fork.exp: test: continue to catch fork"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30543
    "FAIL: gdb.python/py-send-packet.exp: call python run_auxv_send_packet_test function"

# Cluster of fails related to hw watchpoint support.
    "FAIL: gdb.ada/scoped_watch.exp:"
    "FAIL: gdb.ada/task_watch.exp:"
    "FAIL: gdb.ada/watch_minus_l.exp:"
    "FAIL: gdb.base/watch-before-fork.exp:"
    "FAIL: gdb.base/watch-bitfields.exp:"
    "FAIL: gdb.base/watch-cond.exp:"
    "FAIL: gdb.base/watch-cond-infcall.exp:"
    "FAIL: gdb.base/watchpoint-during-step.exp:"
    "FAIL: gdb.base/watchpoint.exp:"
    "FAIL: gdb.base/watchpoint-hw-attach.exp:"
    "FAIL: gdb.base/watchpoint-hw-hit-once.exp:"
    "FAIL: gdb.base/watchpoints.exp:"
    "FAIL: gdb.base/watchpoint-solib.exp:"
    "FAIL: gdb.base/watchpoint-stops-at-right-insn.exp:"
    "FAIL: gdb.base/watchpoint-unaligned.exp:"
    "FAIL: gdb.base/watch-read.exp:"
    "FAIL: gdb.base/watch_thread_num.exp:"
    "FAIL: gdb.base/watch-vfork.exp:"
    "FAIL: gdb.cp/watch-cp.exp:"
    "FAIL: gdb.mi/mi-watch.exp:"
    "FAIL: gdb.threads/step-over-trips-on-watchpoint.exp:"
    "FAIL: gdb.threads/watchpoint-fork.exp:"
    "FAIL: gdb.threads/watchthreads2.exp:"
    "FAIL: gdb.threads/wp-replication.exp:"
    "FAIL: gdb.base/display.exp:"
    "FAIL: gdb.base/recurse.exp:"
    "FAIL: gdb.base/gdb11531.exp:"
    "FAIL: gdb.base/pr11022.exp:"
    "FAIL: gdb.base/value-double-free.exp: continue $the program exited$"
    "FAIL: gdb.base/value-double-free.exp: print empty"
    "FAIL: gdb.cp/annota2.exp: watch triggered on a.x $timeout$"
    "FAIL: gdb.cp/annota2.exp: annotate-quit"
    "FAIL: gdb.cp/annota3.exp: watch triggered on a.x $timeout$"
    "FAIL: gdb.cp/annota3.exp: annotate-quit $pattern 1$"
    "FAIL: gdb.mi/pr11022.exp:"
    "FAIL: gdb.python/py-breakpoint.exp: test_watchpoints: Test watchpoint write $the program exited$"
    "FAIL: gdb.python/py-breakpoint.exp: test_bkpt_internal: Test watchpoint write $the program exited$"
    "FAIL: gdb.python/py-breakpoint.exp: test_bkpt_eval_funcs: Test watchpoint write $the program exited$"

# https://sourceware.org/bugzilla/show_bug.cgi?id=31004
    "FAIL: gdb.base/run-control-while-bg-execution.exp: action1=.*: action2=run: run"
)

kfail_powerpc64le_sle12=(

)

kfail_s390x_s390=(

)

# Plain s390 or s390x/-m31.
kfail_s390=(

"${kfail_s390x_s390[@]}"
    
    # https://sourceware.org/bugzilla/show_bug.cgi?id=29841
    "FAIL: gdb.reverse/.*.exp:"

# Doesn't reproduce with trunk on SLE-12SP5.
    "FAIL: gdb.guile/scm-ports.exp: buffered: test byte at sp, before flush"
    
    # https://sourceware.org/bugzilla/show_bug.cgi?id=29867
    "FAIL: gdb.guile/scm-lazy-string.exp: ptr: lazy string length 2 value"
    "FAIL: gdb.guile/scm-lazy-string.exp: ptr: lazy string value"
    "FAIL: gdb.guile/scm-lazy-string.exp: ptr: print ptr"
    "FAIL: gdb.base/sym-file.exp: add-symbol-file sym-file-lib.so addr"
    "FAIL: gdb.base/sym-file.exp: continue to breakpoint: gdb_add_symbol_file"
    "FAIL: gdb.python/py-lazy-string.exp: ptr: lazy string length 2 value"
    "FAIL: gdb.python/py-lazy-string.exp: ptr: lazy string value"
    "FAIL: gdb.python/py-lazy-string.exp: ptr: print ptr"
    "FAIL: gdb.python/py-nested-maps.exp: headers=on: pretty=off: exp='\*mm': depth=1: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: headers=on: pretty=off: exp='\*mm': depth=2: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: headers=on: pretty=off: exp='\*mm': depth=3: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: headers=on: pretty=off: exp='\*mm': depth=unlimited: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=off: exp='\*mm': depth=1: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=off: exp='\*mm': depth=2: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=off: exp='\*mm': depth=3: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=off: exp='\*mm': depth=unlimited: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=on: exp='\*mm': depth=1: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=on: exp='\*mm': depth=2: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=on: exp='\*mm': depth=3: p \*mm"
    "FAIL: gdb.python/py-nested-maps.exp: pretty=on: exp='\*mm': depth=unlimited: p \*mm"
    "FAIL: gdb.base/info-shared.exp:"
    "FAIL: gdb.python/py-strfns.exp: p /d {char\[4\]} arg"
    "FAIL: gdb.python/py-strfns.exp: p arg"

)

# s390x/-m64.
kfail_s390x=(

"${kfail_s390x_s390[@]}"

)

kfail_i586=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=30518
    "FAIL: gdb.python/py-disasm.exp: memory source api: disassemble test"
    "FAIL: gdb.python/py-disasm.exp: memory source api: python analyzing_disassembler.find_replacement_candidate"
    "FAIL: gdb.python/py-disasm.exp: memory source api: second disassembler pass"
    "FAIL: gdb.python/py-disasm.exp: memory source api: python analyzing_disassembler.check"

# https://sourceware.org/bugzilla/show_bug.cgi?id=30519
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test default value"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test default value via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: {test set to -1}"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of -1"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of -1 via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test set to 1"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of 1"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of 1 via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: {test set to -5}"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of -5 via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test set to 5"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of 5 via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: {test set to None}"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of None"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of None via gdb.parameter"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test set to 0"
    "FAIL: gdb.python/py-parameter.exp: test_integer_parameter: kind=PARAM_UINTEGER: test value of 0 via gdb.parameter"

)

kfail_armv7hl=(

# https://sourceware.org/bugzilla/show_bug.cgi?id=30537
    "FAIL: gdb.fortran/intrinsics.exp: p cmplx $4,4,16$ $GDB internal error$"
    "FAIL: gdb.fortran/intrinsics.exp: ptype cmplx $4,4,16$ $GDB internal error$"

)

case $n in
    1)
	# 'FAIL: .* internal error' in gdb.sum.
	# Test fail due to internal error.
	#
	# Todo: apply kfail_factory/kfail_sle12 only when appropriate.
	kfail+=("${kfail_factory[@]}")
	kfail+=("${kfail_sle12[@]}")
	kfail+=("${kfail_sle11[@]}")
	kfail+=("${kfail_s390[@]}")
	kfail+=("${kfail_powerpc64le[@]}")
	kfail+=("${kfail_armv7hl[@]}")
	kfail_re=$(join "|" "${kfail[@]}")
	grep "^FAIL:.*internal error" binaries-testsuite*/gdb-testresults/*.sum \
	     | grep -E -v "$kfail_re"
	;;

2)
	# 'ERROR:' in gdb.sum.
	# A dejagnu or tcl ERROR, may hide real problems.
	#
	kfail+=(
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=28323
	    "SLE-12.x86_64.*gdb.ada/mi_dyn_arr.exp"

# Gdb runs out of virtual memory, we can expect an internal error.
	    "UNRESOLVED: gdb.base/gcore-excessive-memory.exp: attach"
	    "UNRESOLVED: gdb.base/gcore-excessive-memory.exp: verify we can get to main"

# https://sourceware.org/bugzilla/show_bug.cgi?id=31001
	    "UNRESOLVED: gdb.threads/async.exp: thread 1: current thread is 1"
	)

kfail_re=$(join "|" "${kfail[@]}")
	grep -A1 "ERROR:.*no longer" binaries-testsuite*/gdb-testresults/*.sum \
	    | grep -E -v "ERROR|\--" | grep -E -v "$kfail_re"
	;;

3)
	# 'internal-error' in gdb.log
	# Catch all internal-errors, not just the ones reported by dejagnu.
	#
	kfail+=(
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=26284
	    "infrun.c:[0-9]*: internal-error: finish_step_over: Assertion \`ecs->event_thread->control.trap_expected' failed."
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=26363
	    ".i586.*i386-linux-nat.c:[0-9]*: internal-error: Got request for bad register number [0-9]*."
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=26761
	    "thread.c:[0-9]*: internal-error: inferior_thread: Assertion \`current_thread_ \!= nullptr' failed."
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=19675
	    "linux-nat.c:[0-9]*: internal-error: wait returned unexpected status"
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=28553
	    "infrun.c:[0-9]*: internal-error: thread .* needs a step-over, but not in step-over queue"
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=19675
	    "linux-nat.c:[0-9]*: internal-error: wait returned unexpected"
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=28604
	    "x86-linux-dregs.c:[0-9]*: internal-error: void x86_linux_update_debug_registers$lwp_info\*$: Assertion \`lwp_is_stopped $lwp$' failed."

# https://sourceware.org/bugzilla/show_bug.cgi?id=28667
	    "record-full.c:[0-9]*: internal-error: ptid_t record_full_wait_1$target_ops\*, ptid_t, target_waitstatus\*, target_wait_flags$: Assertion \`$options & TARGET_WNOHANG$ != 0' failed."
	    # https://sourceware.org/bugzilla/show_bug.cgi?id=26873
	    "infrun.c:[0-9]*: internal-error: resume_1: Assertion \`!$thread_has_single_step_breakpoints_set \(tp$ && step\)' failed."

# https://sourceware.org/bugzilla/show_bug.cgi?id=29783
	    "frame.c:[0-9]*: internal-error: get_selected_frame: Assertion \`selected_frame != NULL' failed."

# https://sourceware.org/bugzilla/show_bug.cgi?id=29841
	    "regcache.c:[0-9]*: internal-error: raw_read: Assertion \`buf != NULL' failed."

# https://sourceware.org/bugzilla/show_bug.cgi?id=29897
	    "displaced-stepping.c:[0-9]*: internal-error: prepare: Assertion \`buf.current_thread != thread' failed."

# https://sourceware.org/bugzilla/show_bug.cgi?id=30537
	    "f-lang.c:[0-9]*: internal-error: eval_op_f_cmplx: Assertion \`kind_arg->code  == TYPE_CODE_COMPLEX' failed."

# Test-case gdb.base/gcore-excessive-memory.exp.
	    "utils.c:[0-9]*: internal-error: virtual memory exhausted: can't allocate [0-9]* bytes."
	)

kfail_re=$(join "|" "${kfail[@]}")
	grep -a -H internal-error: binaries-testsuite.*/gdb-testresults/*.log \
	    | grep -a -v "maint.c:[0-9]" \
	    | grep -a -E -v "$kfail_re"
	;;

4)
	(
	    # Known clean config: Leap 15.3 x86_64
	    config=openSUSE_Leap_15.3.x86_64/gdb-testresults
	    sums=("$config/gdb-x86_64-suse-linux-m64.-fno-PIE.-no-pie.sum"
		  "$config/gdb-x86_64-suse-linux-m64.sum"
		  "$config/gdb-x86_64-suse-linux-m32.-fno-PIE.-no-pie.sum"
		  "$config/gdb-x86_64-suse-linux-m32.sum")

#
	    
	    for sum in "${sums[@]}"; do
		sum=binaries-testsuite.$sum
		report_sum "$sum"
	    done
	)

(
	    # Known clean config: Leap 15.3 i586
	    config=openSUSE_Leap_15.3.i586/gdb-testresults
	    sums=("$config/gdb-i586-suse-linux-m32.-fno-PIE.-no-pie.sum"
		  "$config/gdb-i586-suse-linux-m32.sum")

kfail+=("${kfail_i586[@]}")
	    
	    for sum in "${sums[@]}"; do
		sum=binaries-testsuite.$sum
		report_sum "$sum"
	    done
	)

(
	    # Known clean config: Leap 15.4 x86_64
	    config=openSUSE_Leap_15.4.x86_64/gdb-testresults
	    sums=("$config/gdb-x86_64-suse-linux-m64.-fno-PIE.-no-pie.sum"
		  "$config/gdb-x86_64-suse-linux-m64.sum"
		  "$config/gdb-x86_64-suse-linux-m32.-fno-PIE.-no-pie.sum"
		  "$config/gdb-x86_64-suse-linux-m32.sum")