From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Fri, 31 May 2019 22:22:03 +0200 Subject: [Buildroot] [PATCH v2, 1/1] package/opencv3: fix build due to gcc bug 68485 In-Reply-To: <20190531162645.5108-1-fontaine.fabrice@gmail.com> References: <20190531162645.5108-1-fontaine.fabrice@gmail.com> Message-ID: <20190531222203.7a73617d@windsurf> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net On Fri, 31 May 2019 18:26:45 +0200 Fabrice Fontaine wrote: > With Microblaze Gcc version <= 9.x the build fails due to gcc bug 68485: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68485. The bug show up when > building opencv3 with optimization but not when building with -O0. To > work around this, if BR2_TOOLCHAIN_HAS_GCC_BUG_68458=y, we force using > -O0. > > Fixes: > - http://autobuild.buildroot.org/results/c78eac84d1c5a6702e7759cd5364da1c3e399b4b > > Signed-off-by: Fabrice Fontaine > --- > Changes v1 -> v2 (after review of Giulio Benetti): > - Improve commit log Applied to master, thanks. Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com