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Re: [BUILDROBOT] error: redefinition of typedef ârecord_line_ftypeâ (was: [PATCH 3/6] DWARF Two Level Line Tables: check_line_address)
- From: Doug Evans <dje at google dot com>
- To: "Maciej W. Rozycki" <macro at linux-mips dot org>
- Cc: Jan-Benedict Glaw <jbglaw at lug-owl dot de>, gdb-patches <gdb-patches at sourceware dot org>
- Date: Thu, 28 May 2015 09:51:57 -0700
- Subject: Re: [BUILDROBOT] error: redefinition of typedef ârecord_line_ftypeâ (was: [PATCH 3/6] DWARF Two Level Line Tables: check_line_address)
- Authentication-results: sourceware.org; auth=none
- References: <yjt261a67zlk dot fsf at ruffy dot mtv dot corp dot google dot com> <CADPb22RXqpCLCyvY8dw8bXEd+ArnThrBZfNitZWSAqgi4X=irg at mail dot gmail dot com> <20150528092738 dot GY7864 at lug-owl dot de> <alpine dot LFD dot 2 dot 11 dot 1505281448580 dot 21603 at eddie dot linux-mips dot org>
On Thu, May 28, 2015 at 6:58 AM, Maciej W. Rozycki <macro@linux-mips.org> wrote:
> On Thu, 28 May 2015, Jan-Benedict Glaw wrote:
>
>> > > This patch just factors out the checking of a line address
>> > > to improve the S/N ratio of the calling function.
>> > >
>> > > 2015-03-12 Doug Evans <dje@google.com>
>> > >
>> > > * dwarf2read.c (record_line_ftype): New typedef.
>> > > (check_line_address): New function.
>> > > (dwarf_decode_lines_1): Call it.
>> >
>> > Committed.
>>
>> Seems it's breaking, see eg. this xtensa-linux build
>> (http://toolchain.lug-owl.de/buildbot/show_build_details.php?id=442962),
>> or hppa-linux
>> (http://toolchain.lug-owl.de/buildbot/show_build_details.php?id=443000):
>>
>> [...]
>> gcc -g -O2 -I. -I/home/jbglaw/repos/binutils_gdb/gdb -I/home/jbglaw/repos/binutils_gdb/gdb/common -I/home/jbglaw/repos/binutils_gdb/gdb/config -DLOCALEDIR="\"/home/jbglaw/build/hppa-linux/_install_/share/locale\"" -DHAVE_CONFIG_H -I/home/jbglaw/repos/binutils_gdb/gdb/../include/opcode -I/home/jbglaw/repos/binutils_gdb/gdb/../opcodes/.. -I/home/jbglaw/repos/binutils_gdb/gdb/../readline/.. -I/home/jbglaw/repos/binutils_gdb/gdb/../zlib -I../bfd -I/home/jbglaw/repos/binutils_gdb/gdb/../bfd -I/home/jbglaw/repos/binutils_gdb/gdb/../include -I../libdecnumber -I/home/jbglaw/repos/binutils_gdb/gdb/../libdecnumber -I/home/jbglaw/repos/binutils_gdb/gdb/gnulib/import -Ibuild-gnulib/import -DTUI=1 -I/usr/include/python2.6 -I/usr/include/python2.6 -Wall -Wpointer-arith -Wno-unused -Wunused-value -Wunused-function -Wno-switch -Wno-char-subscripts -Wempty-body -Wpointer-sign -Wmissing-prototypes -Wdeclaration-after-statement -Wmissing-parameter-type -Wold-style-declaration -Wold-style-definition -Wformat-nonliteral -Werror -c -o dwarf2read.o -MT dwarf2read.o -MMD -MP -MF .deps/dwarf2read.Tpo /home/jbglaw/repos/binutils_gdb/gdb/dwarf2read.c
>> /home/jbglaw/repos/binutils_gdb/gdb/dwarf2read.c:17480: error: redefinition of typedef ârecord_line_ftypeâ
>> /home/jbglaw/repos/binutils_gdb/gdb/buildsym.h:177: note: previous declaration of ârecord_line_ftypeâ was here
>> make[1]: *** [dwarf2read.o] Error 1
>> make[1]: Leaving directory `/home/jbglaw/build/hppa-linux/build-gdb/gdb'
>> make: *** [all-gdb] Error 2
>>
>> Probably just missed a small part of the patch which removed the
>> second definition?
>
> Also mips-linux; any build probably.
>
> The typedef in buildsym.h has to stay, it's already used elsewhere.
> It's the newly-added one in dwarf2read.c that has to go. Both are
> identical anyway.
Fixed.
The build didn't fail for me so I didn't see this.
I then tried several pure gcc versions (can't trust distro gcc defaults).
I got a failure with 4.3.3 but not with 4.[6-9].x.
2015-05-28 Doug Evans <dje@google.com>
* dwarf2read.c (record_line_ftype): Remove, duplicate.
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 1ce616a..1e290c3 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -17475,11 +17475,6 @@ psymtab_include_file_name (const struct
line_header *lh, int file_index,
return include_name;
}
-/* Function to record a line number. */
-
-typedef void (record_line_ftype) (struct subfile *subfile, int line,
- CORE_ADDR pc);
-
/* State machine to track the state of the line number program. */
typedef struct