diff options
| author | Alexey Brodkin <Alexey.Brodkin@synopsys.com> | 2016-11-25 14:00:42 +0300 |
|---|---|---|
| committer | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2016-11-25 17:45:26 +0100 |
| commit | b4c050e9afed7a8dc302e6e1014cc4ffb508590d (patch) | |
| tree | f005b5b0139d7df474432f8ebd8d90732cf5a1bf /package/gpsd | |
| parent | b14b02698ecb6deb5b2676a0a7747b67ae19d709 (diff) | |
gpsd: Fix building with gcc 6.x
When building C++ parts of gpsd (for example Qt bindings) with gcc 6.x following
failure happens, see [1]:
------------------------------>8-------------------------------
<command-line>:0:0: warning: "_LARGEFILE_SOURCE" redefined
<command-line>:0:0: note: this is the location of the previous definition
In file included from clock_gettime.c:10:0:
compiler.h: In function 'void memory_barrier()':
compiler.h:93:25: error: 'memory_order_seq_cst' was not declared in this scope
atomic_thread_fence(memory_order_seq_cst);
^~~~~~~~~~~~~~~~~~~~
compiler.h:93:25: note: suggested alternative:
In file included from .../output/host/usr/arc-buildroot-linux-uclibc/include/c++/6.2.1/atomic:41:0,
from compiler.h:75,
from clock_gettime.c:10:
.../output/host/usr/arc-buildroot-linux-uclibc/include/c++/6.2.1/bits/atomic_base.h:62:7: note: 'memory_order_seq_cst'
memory_order_seq_cst
^~~~~~~~~~~~~~~~~~~~
In file included from clock_gettime.c:10:0:
compiler.h:93:45: error: 'atomic_thread_fence' was not declared in this scope
atomic_thread_fence(memory_order_seq_cst);
^
compiler.h:93:45: note: suggested alternative:
In file included from .../output/host/usr/arc-buildroot-linux-uclibc/include/c++/6.2.1/atomic:41:0,
from compiler.h:75,
from clock_gettime.c:10:
.../output/host/usr/arc-buildroot-linux-uclibc/include/c++/6.2.1/bits/atomic_base.h:101:3: note: 'std::atomic_thread_fence'
atomic_thread_fence(memory_order __m) noexcept
^~~~~~~~~~~~~~~~~~~
scons: *** [qt-clock_gettime.os] Error 1
scons: building terminated because of errors.
------------------------------>8-------------------------------
As discussed on gpsd mailng list here [2] the only work-around as of today is to
add "-std=gnu++98" to both CFLAGS and CXXFLAGS which we implement here.
Fixes:
http://autobuild.buildroot.net/results/e8593a8ebf2f05cc93235a8129a2ba8b839d6d90
http://autobuild.buildroot.net/results/ff766f4f514c9cb4891873167f4e9b7870051883
http://autobuild.buildroot.net/results/1a4/1a4dbd9ee5e0c7255843228731beab030ca005ca
http://autobuild.buildroot.net/results/1a4/1a4dbd9ee5e0c7255843228731beab030ca005ca
and many others, see http://autobuild.buildroot.net/?reason=gpsd-3.16
[1] http://autobuild.buildroot.net/results/e85/e8593a8ebf2f05cc93235a8129a2ba8b839d6d90/build-end.log
[2] http://lists.nongnu.org/archive/html/gpsd-dev/2016-09/msg00082.html
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Bernd Kuhls <bernd.kuhls@t-online.de>
Cc: Sergio Prado <sergio.prado@e-labworks.com>
Cc: James Knight <james.knight@rockwellcollins.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Diffstat (limited to 'package/gpsd')
| -rw-r--r-- | package/gpsd/gpsd.mk | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/package/gpsd/gpsd.mk b/package/gpsd/gpsd.mk index 4fe5d18b1..73067d3b1 100644 --- a/package/gpsd/gpsd.mk +++ b/package/gpsd/gpsd.mk @@ -33,6 +33,8 @@ endif # Build libgpsmm if we've got C++ ifeq ($(BR2_INSTALL_LIBSTDCPP),y) GPSD_LDFLAGS += -lstdc++ +GPSD_CFLAGS += -std=gnu++98 +GPSD_CXXFLAGS += -std=gnu++98 GPSD_SCONS_OPTS += libgpsmm=yes else GPSD_SCONS_OPTS += libgpsmm=no |