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set test "ustack"
set testpath "$srcdir/$subdir"
if {! [installtest_p]} { untested $test; return }
if {! [uretprobes_p]} { untested $test; return }
# --- TEST 1 ---
set subtest1 "TEST 1: PR23799: sprint_ustack() returns empty strings"
set res [target_compile ${testpath}/${test}_1.c ./a.out executable \
"additional_flags=-O additional_flags=-g additional_flags=-O0"]
if {$res ne ""} {
verbose "target_compile failed: $res" 2
fail "$test: $subtest1: unable to compile ${test}_1.c"
} else {
set test_name "$test: $subtest1"
set cmd "stap --ldd -c ./a.out '$srcdir/$subdir/${test}_1.stp'"
set exit_code [run_cmd_2way $cmd out stderr]
set out_pat " : foo\\+.*? : bar\\+.*? : main\\+"
like "${test_name}: stdout" $out $out_pat ""
is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
send_log "stderr:\n$stderr"
}
}
# --- TEST 2 ---
set subtest2 "TEST 2: print_ustack()"
set res [target_compile ${testpath}/${test}_1.c ./a.out executable \
"additional_flags=-O additional_flags=-g additional_flags=-O0"]
if {$res ne ""} {
verbose "target_compile failed: $res" 2
fail "$test: $subtest2: unable to compile ${test}_1.c"
} else {
set test_name "$test: $subtest2"
set cmd "stap --ldd -c ./a.out '$srcdir/$subdir/${test}_2.stp'"
set exit_code [run_cmd_2way $cmd out stderr]
set out_pat " : foo\\+.*? : bar\\+.*? : main\\+"
like "${test_name}: stdout" $out $out_pat ""
is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
send_log "stderr:\n$stderr"
}
}
# --- TEST 3 ---
set subtest3 "TEST 3: sprint_ubacktrace()"
set res [target_compile ${testpath}/${test}_3.c ./a.out executable \
"additional_flags=-O additional_flags=-g additional_flags=-O0"]
if {$res ne ""} {
verbose "target_compile failed: $res" 2
fail "$test: $subtest2: unable to compile ${test}_3.c"
} else {
set test_name "$test: $subtest3"
set cmd "stap -DMAXBACKTRACE=256 --ldd -c ./a.out '$srcdir/$subdir/${test}_3.stp'"
set exit_code [run_cmd_2way $cmd out stderr]
set out_pat "bt: mark.*"
like "${test_name}: stdout" $out $out_pat ""
is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
send_log "stderr:\n$stderr"
}
}
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