[dpdk-dev] [PATCH] net/netvsc: replace compiler builtin overflow check

[Stephen Hemminger]

On Tue,  8 Sep 2020 11:06:42 +0100
Ferruh Yigit <ferruh.yigit at intel.com> wrote:

> '__builtin_add_overflow' added to gcc in version 5, earlier versions
> causing build error, like gcc 4.8.5 in RHEL7.

Sigh. Ok, but the security folks really like __builtin_add_overflow.