[Buildroot] [PATCH 1/1] package/opencv: fix build due to gcc bug 68485

[Thomas Petazzoni]

On Sat,  1 Jun 2019 12:20:32 +0200
Fabrice Fontaine <fontaine.fabrice at gmail.com> 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 opencv 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/17fff0f312ebd520ba3341976ba56fd8c85ee376
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> ---
>  package/opencv/opencv.mk | 11 +++++++++--
>  1 file changed, 9 insertions(+), 2 deletions(-)

Applied to master, thanks.

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com