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From: Thomas Monjalon <thomas@monjalon.net>
To: Harman Kalra <hkalra@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	John McNamara <john.mcnamara@intel.com>,
	Marko Kovacevic <marko.kovacevic@intel.com>,
	Bruce Richardson <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [EXT] Re:  [PATCH] mk: add support for UBSAN
Date: Sat, 16 Nov 2019 09:31:13 +0100	[thread overview]
Message-ID: <5144340.QROL6Lj2PW@xps> (raw)
In-Reply-To: <20191115144549.GA158812@outlook.office365.com>

15/11/2019 15:46, Harman Kalra:
> On Mon, Nov 11, 2019 at 08:07:00AM +0100, Thomas Monjalon wrote:
> > External Email
> > 
> > ----------------------------------------------------------------------
> > Hi,
> > 
> > Sorry for the very late review.
> > I hope someone else would try it.
> > 
> > I tried this:
> > devtools/test-build.sh -v x86_64-native-linux-clang+shared+UBSAN+SANITIZE_ALL
> > and it triggers some link errors:
> > /usr/bin/ld: rte_kvargs.c:(.text+0xc65): undefined reference to `__ubsan_handle_pointer_overflow'
> Hi,
> 
> Thanks for trying it out. I came across these errors when compiler
> versions doesn't supports UBSAN

If the support is not available, we should print a clear error message,
not random link errors.

> Can you please with latest clang version if issue still persists.

I am using clang 8.




      parent reply	other threads:[~2019-11-16  8:31 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-19 13:48 [dpdk-dev] " Harman Kalra
2019-09-13 11:40 ` Harman Kalra
2019-10-09 14:25   ` Harman Kalra
2019-10-28 10:50     ` Harman Kalra
2019-11-11  7:07 ` Thomas Monjalon
2019-11-15 14:46   ` [dpdk-dev] [EXT] " Harman Kalra
2019-11-15 14:54     ` [dpdk-dev] [PATCH v2] " Harman Kalra
2019-11-15 15:34       ` [dpdk-dev] [PATCH v3] " Harman Kalra
2019-11-27 14:23         ` Aaron Conole
2019-11-16  8:31     ` Thomas Monjalon [this message]

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