[gdb/testsuite] Add xfail for PR gcc/101633

With gcc 7.5.0, I run into:
...
(gdb) print objects^M
$1 = ((tag => object, values => ()), (tag => unused))^M
(gdb) FAIL: gdb.ada/array_of_variant.exp: scenario=minimal: print entire array
...
while with gcc 8.5.0 we have:
...
(gdb) print objects^M
$1 = ((tag => object, values => (2, 2, 2, 2, 2)), (tag => unused))^M
(gdb) PASS: gdb.ada/array_of_variant.exp: scenario=minimal: print entire array
...

This is due to a gcc PR, which I've filed at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101633 "Bug 101633 - [debug]
DW_TAG_subrange_type missing DW_AT_upper_bound".

Fix by marking this and related FAILs as XFAIL.

Tested on x86_64-linux.

gdb/ChangeLog:

2021-07-27  Tom de Vries  <tdevries@suse.de>

	PR testsuite/26903
	* gdb/testsuite/gdb.ada/array_of_variant.exp: Add xfails.
This commit is contained in:
Tom de Vries
2021-07-27 16:56:23 +02:00
parent ca89bdf8b2
commit af2b87e649

View File

@ -20,6 +20,29 @@ if { [skip_ada_tests] } { return -1 }
standard_ada_testfile p
if [get_compiler_info] {
return -1
}
set old_gcc [expr [test_compiler_info {gcc-[0-7]-*}]]
proc gdb_test_with_xfail { cmd re re_xfail msg } {
global scenario old_gcc
set have_xfail [expr $old_gcc && [string equal "$scenario" "minimal"]]
gdb_test_multiple $cmd $msg {
-re -wrap $re {
pass $gdb_test_name
}
-re -wrap $re_xfail {
if { $have_xfail } {
# gcc/101633
setup_xfail *-*-*
}
fail $gdb_test_name
}
}
}
foreach_with_prefix scenario {all minimal} {
set flags [list debug additional_flags=-fgnat-encodings=$scenario]
@ -33,17 +56,23 @@ foreach_with_prefix scenario {all minimal} {
runto "p.adb:$bp_location"
set v1 "(tag => object, values => (2, 2, 2, 2, 2))"
set v1_xfail "(tag => object, values => ())"
set v2 "(tag => unused)"
gdb_test "print objects" \
[string_to_regexp " = ($v1, $v2)"] \
"print entire array"
gdb_test "print objects(1)" \
[string_to_regexp " = $v1"] \
set re [string_to_regexp " = ($v1, $v2)"]
set re_xfail [string_to_regexp " = ($v1_xfail, $v2)"]
gdb_test_with_xfail "print objects" $re $re_xfail "print entire array"
set re [string_to_regexp " = $v1"]
set re_xfail [string_to_regexp " = $v1_xfail"]
gdb_test_with_xfail "print objects(1)" $re $re_xfail \
"print first array element"
gdb_test "print objects(1 .. 1)" \
[string_to_regexp " = ($v1)"] \
set re [string_to_regexp " = ($v1)"]
set re_xfail [string_to_regexp " = ($v1_xfail)"]
gdb_test_with_xfail "print objects(1 .. 1)" $re $re_xfail \
"print first array slice"
gdb_test "print objects(2)" \
[string_to_regexp " = $v2"] \
"print second array element"
@ -56,11 +85,13 @@ foreach_with_prefix scenario {all minimal} {
gdb_test_no_output \
"python o = gdb.parse_and_eval('objects')" \
"fetch value for python"
gdb_test "python print(o)" \
[string_to_regexp "($v1, $v2)"] \
set re [string_to_regexp "($v1, $v2)"]
set re_xfail [string_to_regexp "($v1_xfail, $v2)"]
gdb_test_with_xfail "python print(o)" $re $re_xfail \
"python print array"
gdb_test "python print(o\[1\])" \
[string_to_regexp "$v1"] \
set re [string_to_regexp "$v1"]
set re_xfail [string_to_regexp "$v1_xfail"]
gdb_test_with_xfail "python print(o\[1\])" $re $re_xfail \
"python print first array element"
gdb_test "python print(o\[2\])" \
[string_to_regexp "$v2"] \