From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?J=C3=B6rg=20Krause?= Date: Sat, 21 Jan 2017 17:11:00 +0100 Subject: [Buildroot] [PATCH] package/mpd: disable on SPARCV8, NIOS2, ARMV{4, 5} Message-ID: <20170121161100.3142-1-joerg.krause@embedded.rocks> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Since version 0.20 mpd uses the C++11 feature `std::exception_ptr` which is not available on architectures that do not have always-lock-free atomics for int. The issue [1,2] has been fixed in GCC trunk r244051 [3] and will be available in GCC 7. However, as GCC 7 is not released yet and will not be before the next release of Buildroot, we disable the following architectures, which caused build errors on the autobuilders: * SPARCV8 * NIOS2 * ARMV4 * ARMV5 Fixes: http://autobuild.buildroot.net/results/1c5/1c5090fe361b08c60277e54be1bfa7e80d5d31d8/ http://autobuild.buildroot.net/results/076/07621b958a3a35066790543586549aa41f2effa9/ http://autobuild.buildroot.net/results/7b1/7b12d41bee83ad20251dbc7026e0fc665d5abe0c/ .. and many more [1] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58938 [2] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64735 [3] https://gcc.gnu.org/viewcvs/gcc/trunk/libstdc%2B%2B-v3/include/std/future?view=log&pathrev=244051 Signed-off-by: J?rg Krause --- package/mpd/Config.in | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/package/mpd/Config.in b/package/mpd/Config.in index 9b22f68ce..52deef438 100644 --- a/package/mpd/Config.in +++ b/package/mpd/Config.in @@ -6,6 +6,11 @@ menuconfig BR2_PACKAGE_MPD depends on BR2_USE_MMU # fork depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # C++14 depends on BR2_TOOLCHAIN_HAS_ATOMIC + # std::exception_ptr is not available on architectures that do not have + # always-lock-free atomics for int. Note that GCC 7 will fix this issue + # by not relying on atomics anymore, so MPD will be available for these + # archs again (if build with GCC 7). + depends on !(BR2_sparc_v8 || BR2_nios2 || BR2_ARM_CPU_ARMV4 || BR2_ARM_CPU_ARMV5) select BR2_PACKAGE_BOOST select BR2_PACKAGE_LIBICONV if !BR2_ENABLE_LOCALE select BR2_PACKAGE_MPD_TREMOR if !(BR2_PACKAGE_MPD_MAD || BR2_PACKAGE_MPD_MPG123 || BR2_PACKAGE_MPD_VORBIS || BR2_PACKAGE_MPD_WAVPACK || BR2_PACKAGE_MPD_FLAC || BR2_PACKAGE_MPD_MUSEPACK || BR2_PACKAGE_MPD_FFMPEG) @@ -317,5 +322,6 @@ endif comment "mpd needs a toolchain w/ C++, threads, wchar, gcc >= 4.9" depends on BR2_USE_MMU depends on BR2_TOOLCHAIN_HAS_ATOMIC + depends on !(BR2_sparc_v8 || BR2_nios2 || BR2_ARM_CPU_ARMV4 || BR2_ARM_CPU_ARMV5) depends on !BR2_INSTALL_LIBSTDCPP || !BR2_USE_WCHAR || \ !BR2_TOOLCHAIN_HAS_THREADS || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 -- 2.11.0