From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Cavallari Date: Sat, 08 Aug 2015 16:53:04 +0200 Subject: [Buildroot] [PATCH] package/dawgdic: needs gcc >= 4.7 In-Reply-To: <1439026543-25909-1-git-send-email-romain.naour@openwide.fr> References: <1439026543-25909-1-git-send-email-romain.naour@openwide.fr> Message-ID: <55C617D0.3050800@green-communications.fr> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net On 08/08/2015 11:35, Romain Naour wrote: > std::strtoll is only supported since C++11. > > Fixes: > http://autobuild.buildroot.net/results/cae/cae3cda9be779ea8359f94d13bbbca97e68495ca/ > > Signed-off-by: Romain Naour > --- > package/dawgdic/Config.in | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/package/dawgdic/Config.in b/package/dawgdic/Config.in > index ce0b466..8ef9902 100644 > --- a/package/dawgdic/Config.in > +++ b/package/dawgdic/Config.in > @@ -1,6 +1,8 @@ > config BR2_PACKAGE_DAWGDIC > bool "dawgdic" > depends on BR2_INSTALL_LIBSTDCPP > + # std=c11 > + depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_7 The string conversion functions also exist in 4.6[1]. However, there is another problem: If an external toolchain is built using GCC and uclibc without any additional patches, then you will not have them, because of a too-broad feature check in libstdc++ that checks if the C library has complete support for C99[2]. This problem is still unresolved even with the latest GCC. buildroot patches GCC to fix this, but if an external toolchain does not ... [1]: https://gcc.gnu.org/git/?p=gcc.git;a=blob;f=libstdc%2B%2B-v3/include/c_std/cstdlib;h=c3fe8aa4507d51375474c2914fb3e812b3a136e0;hb=632cb4d5f22f598d1395fbae90a10fb679e06054 [2]: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58393