Re: [dpdk-dev] [PATCH v2] build: disable compiler AVX512F support

2018-11-07 Thread Wiles, Keith
> On Nov 6, 2018, at 9:30 PM, Yongseok Koh wrote: > > >> On Nov 5, 2018, at 6:06 AM, Wiles, Keith wrote: >> >> >> >>> On Nov 2, 2018, at 9:04 PM, Yongseok Koh wrote: >>> >>> This is a workaround to prevent a crash, which might be caused by >>> optimization of newer gcc (7.3.0) on Intel

Re: [dpdk-dev] [PATCH v2] build: disable compiler AVX512F support

2018-11-06 Thread Yongseok Koh
> On Nov 5, 2018, at 6:06 AM, Wiles, Keith wrote: > > > >> On Nov 2, 2018, at 9:04 PM, Yongseok Koh wrote: >> >> This is a workaround to prevent a crash, which might be caused by >> optimization of newer gcc (7.3.0) on Intel Skylake. > > Should the code below not also test for the gcc vers

Re: [dpdk-dev] [PATCH v2] build: disable compiler AVX512F support

2018-11-05 Thread Wiles, Keith
> On Nov 2, 2018, at 9:04 PM, Yongseok Koh wrote: > > This is a workaround to prevent a crash, which might be caused by > optimization of newer gcc (7.3.0) on Intel Skylake. Should the code below not also test for the gcc version and the Sky Lake processor, maybe I am wrong but it seems it i

[dpdk-dev] [PATCH v2] build: disable compiler AVX512F support

2018-11-02 Thread Yongseok Koh
This is a workaround to prevent a crash, which might be caused by optimization of newer gcc (7.3.0) on Intel Skylake. Bugzilla ID: 97 Cc: sta...@dpdk.org Signed-off-by: Yongseok Koh --- v2: * disable the flag only in case of gcc config/x86/meson.build | 5 + mk/rte.cpuflags.mk | 7 ++