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Date: Tue, 8 Sep 2020 08:47:16 -0700
From: Stephen Hemminger <stephen@networkplumber.org>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org, Stephen Hemminger <sthemmin@microsoft.com>, "K. Y.
 Srinivasan" <kys@microsoft.com>, Haiyang Zhang <haiyangz@microsoft.com>,
 Long Li <longli@microsoft.com>, Raslan Darawsheh <rasland@mellanox.com>
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Subject: Re: [dpdk-dev] [PATCH] net/netvsc: replace compiler builtin
 overflow check
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On Tue,  8 Sep 2020 11:06:42 +0100
Ferruh Yigit <ferruh.yigit@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.