From: Tom de Vries <tdevries@suse.de>
To: gdb-patches@sourceware.org
Subject: Re: [PATCH 01/11] [gdb/testsuite] Add gdb.base/fission-macro.exp
Date: Thu, 13 Jun 2024 17:40:43 +0200 [thread overview]
Message-ID: <44fac677-58a3-4bd6-956f-a20615652cdf@suse.de> (raw)
In-Reply-To: <20240521154415.9543-1-tdevries@suse.de>
On 5/21/24 17:44, Tom de Vries wrote:
> Starting with gcc commit 80048aa13a6 ("debug/111409 - don't generate COMDAT
> macro sections for split DWARF"), available from release gcc 14.1 onwards, gcc
> produces a usable dwarf-5 32-bit .debug_macro.dwo section.
>
> Add a test-case excercising this.
>
I went ahead and pushed this patch, since it only adds a test-case.
Thanks,
- Tom
> Tested on x86_64-linux.
>
> Tested test-case using a current gcc trunk build, and gcc 14.
> ---
> gdb/testsuite/gdb.base/fission-macro-2.c | 27 +++++++++
> gdb/testsuite/gdb.base/fission-macro.c | 27 +++++++++
> gdb/testsuite/gdb.base/fission-macro.exp | 75 ++++++++++++++++++++++++
> 3 files changed, 129 insertions(+)
> create mode 100644 gdb/testsuite/gdb.base/fission-macro-2.c
> create mode 100644 gdb/testsuite/gdb.base/fission-macro.c
> create mode 100644 gdb/testsuite/gdb.base/fission-macro.exp
>
> diff --git a/gdb/testsuite/gdb.base/fission-macro-2.c b/gdb/testsuite/gdb.base/fission-macro-2.c
> new file mode 100644
> index 00000000000..fb088c8bfaf
> --- /dev/null
> +++ b/gdb/testsuite/gdb.base/fission-macro-2.c
> @@ -0,0 +1,27 @@
> +/* This testcase is part of GDB, the GNU debugger.
> +
> + Copyright 2024 Free Software Foundation, Inc.
> +
> + This program is free software; you can redistribute it and/or modify
> + it under the terms of the GNU General Public License as published by
> + the Free Software Foundation; either version 3 of the License, or
> + (at your option) any later version.
> +
> + This program is distributed in the hope that it will be useful,
> + but WITHOUT ANY WARRANTY; without even the implied warranty of
> + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + GNU General Public License for more details.
> +
> + You should have received a copy of the GNU General Public License
> + along with this program. If not, see <http://www.gnu.org/licenses/>. */
> +
> +#define THIRD 3
> +#define FOURTH 4
> +
> +extern int foo (void);
> +
> +int
> +foo (void)
> +{
> + return 0;
> +}
> diff --git a/gdb/testsuite/gdb.base/fission-macro.c b/gdb/testsuite/gdb.base/fission-macro.c
> new file mode 100644
> index 00000000000..9c8cbece5c5
> --- /dev/null
> +++ b/gdb/testsuite/gdb.base/fission-macro.c
> @@ -0,0 +1,27 @@
> +/* This testcase is part of GDB, the GNU debugger.
> +
> + Copyright 2024 Free Software Foundation, Inc.
> +
> + This program is free software; you can redistribute it and/or modify
> + it under the terms of the GNU General Public License as published by
> + the Free Software Foundation; either version 3 of the License, or
> + (at your option) any later version.
> +
> + This program is distributed in the hope that it will be useful,
> + but WITHOUT ANY WARRANTY; without even the implied warranty of
> + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + GNU General Public License for more details.
> +
> + You should have received a copy of the GNU General Public License
> + along with this program. If not, see <http://www.gnu.org/licenses/>. */
> +
> +#define FIRST 1
> +#define SECOND 2
> +
> +extern int foo (void);
> +
> +int
> +main (void)
> +{
> + return foo ();
> +}
> diff --git a/gdb/testsuite/gdb.base/fission-macro.exp b/gdb/testsuite/gdb.base/fission-macro.exp
> new file mode 100644
> index 00000000000..705e3dd0c4b
> --- /dev/null
> +++ b/gdb/testsuite/gdb.base/fission-macro.exp
> @@ -0,0 +1,75 @@
> +# Copyright 2024 Free Software Foundation, Inc.
> +
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 3 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program. If not, see <http://www.gnu.org/licenses/>. */
> +
> +# Gcc 14 is the first release containing the fix for PR debug/111409.
> +require {expr [gcc_major_version] >= 14}
> +
> +standard_testfile .c -2.c
> +
> +proc do_tests { dwarf_version dwarf_bits strict_dwarf } {
> + set opts {}
> + lappend opts debug
> + lappend opts quiet
> + lappend opts additional_flags=-gsplit-dwarf
> + lappend opts macros
> +
> + if { $dwarf_bits == 64 } {
> + lappend opts additional_flags=-gdwarf64
> + }
> +
> + if { $strict_dwarf } {
> + lappend opts additional_flags=-gstrict-dwarf
> + }
> +
> + lappend opts additional_flags=-gdwarf-$dwarf_version
> +
> + set id v$dwarf_version-b$dwarf_bits-s$strict_dwarf
> +
> + set srcfiles [list $::srcfile $::srcfile2]
> + if { [build_executable "failed to prepare" $::testfile-$id $srcfiles $opts] } {
> + return -1
> + }
> +
> + clean_restart
> +
> + gdb_load_no_complaints $::binfile-$id
> +
> + if {![runto_main]} {
> + return 0
> + }
> +
> + gdb_test "p FIRST" " = 1"
> + gdb_test "p SECOND" " = 2"
> +
> + gdb_test "info macro FIRST" "#define FIRST 1"
> + gdb_test "info macro SECOND" "#define SECOND 2"
> +
> + gdb_breakpoint foo
> + gdb_continue_to_breakpoint "foo"
> +
> + gdb_test "p THIRD" " = 3"
> + gdb_test "p FOURTH" " = 4"
> +
> + gdb_test "info macro THIRD" "#define THIRD 3"
> + gdb_test "info macro FOURTH" "#define FOURTH 4"
> +}
> +
> +foreach_with_prefix dwarf_version {5} {
> + foreach_with_prefix dwarf_bits {32} {
> + foreach_with_prefix strict_dwarf {0 1} {
> + do_tests $dwarf_version $dwarf_bits $strict_dwarf
> + }
> + }
> +}
>
> base-commit: 05887e360ad3db3265e3dc2f7a845660d1d3c02f
next prev parent reply other threads:[~2024-06-13 15:40 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-21 15:44 Tom de Vries
2024-05-21 15:44 ` [PATCH 02/11] [gdb/macros] Handle 64-bit dwarf in gdb.base/fission-macro.exp Tom de Vries
2024-05-21 15:44 ` [PATCH 03/11] [gdb/testsuite] Add test-case gdb.base/fission-macro-i.exp Tom de Vries
2024-06-13 16:27 ` Tom de Vries
2024-05-21 15:44 ` [PATCH 04/11] [gdb/macros] Work around gcc PR debug/99319 Tom de Vries
2024-05-21 15:44 ` [PATCH 05/11] [gdb/macros] Work around a gcc PR fixed in gcc 9 Tom de Vries
2024-05-21 15:44 ` [PATCH 06/11] [gdb/macros] Handle v4 dwarf in gdb.base/fission-macro.exp Tom de Vries
2024-05-21 15:44 ` [PATCH 07/11] [gdb/macros] Workaround gcc PR debug/115066 Tom de Vries
2024-05-21 15:44 ` [PATCH 08/11] [gdb/testsuite] Extend gdb.base/fission-macro.exp Tom de Vries
2024-05-21 15:44 ` [PATCH 09/11] [gdb/macros] Fix gdb.base/fission-macro.exp with clang Tom de Vries
2024-05-21 15:44 ` [PATCH 10/11] [gdb/testsuite] Use -g3 in gdb.base/lineinc.exp Tom de Vries
2024-05-21 15:44 ` [PATCH 11/11] [gdb/testsuite] Don't use readelf in gdb/contrib/cc-with-tweaks.sh Tom de Vries
2024-06-13 15:40 ` Tom de Vries [this message]
2024-06-17 8:16 ` [PATCH 01/11] [gdb/testsuite] Add gdb.base/fission-macro.exp Christophe Lyon
2024-06-17 8:23 ` Tom de Vries
2024-06-17 8:43 ` Christophe Lyon
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