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From: Eugeniu Rosca <roscaeugeniu@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 13/13] configs: sandbox*: Enable UBSAN
Date: Mon, 17 Sep 2018 23:10:06 +0200	[thread overview]
Message-ID: <20180917211006.GA4503@x230> (raw)
In-Reply-To: <CAPnjgZ0zBBXKOCbk8zHUoAght2xPYViaWi5pR7qQgARM_E4_AA@mail.gmail.com>

Hi Simon,

On Wed, Aug 29, 2018 at 08:51:24PM -0600, Simon Glass wrote:
> Hi,
> 
> On 26 August 2018 at 17:13, Eugeniu Rosca <roscaeugeniu@gmail.com> wrote:
> > On Sun, Aug 19, 2018 at 09:51:32PM -0400, Tom Rini wrote:
> >> [..] we should be able to say more broadly that just about everyone
> >> can enable this, but only out of the box sandbox should.
> >
> > Hence, turn UBSAN on for every available sandbox flavor.
> > Make sure the inserted line complies with `make savedefconfig`.
> >
> > The size increase of sandbox_defconfig U-Boot (gcc 8.1.0):
> > $ size u-boot.sandbox.*
> >     text    data     bss     dec     hex filename
> >  1234958   80048  291472 1606478  18834e u-boot.sandbox.default
> >  1422710  272240  291472 1986422  1e4f76 u-boot.sandbox.ubsan
> >  +187752 +192192       0 +379944
> >
> > Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
> > ---
> >
> > Changes in v2:
> >  - None. Newly pushed.
> > ---
> >  configs/sandbox64_defconfig        | 1 +
> >  configs/sandbox_defconfig          | 1 +
> >  configs/sandbox_flattree_defconfig | 1 +
> >  configs/sandbox_noblk_defconfig    | 1 +
> >  configs/sandbox_spl_defconfig      | 1 +
> >  5 files changed, 5 insertions(+)
> >
> 
> Can you please do this with an 'imply' in arch/Kconfig?

Thanks for your review comment. I will incorporate the change in the
next patch revision, once we clarify how to deal with the "left-shifting
of 1 into the sign bit" UBSAN warnings, which is being discussed in
https://patchwork.ozlabs.org/patch/962305/#1991283 .

> Regards,
> Simon

Regards,
Eugeniu.

      reply	other threads:[~2018-09-17 21:10 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-26 23:13 [U-Boot] [PATCH v2 00/13] Import Undefined Behavior Sanitizer Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 01/13] UBSAN: run-time undefined behavior sanity checker Eugeniu Rosca
2018-08-27 14:13   ` Tom Rini
2018-08-26 23:13 ` [U-Boot] [PATCH v2 02/13] mmc: Fix signed shift overflow Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 03/13] armv8: mmu: " Eugeniu Rosca
2018-08-27 14:13   ` Tom Rini
2018-08-26 23:13 ` [U-Boot] [PATCH v2 04/13] pinctrl: renesas: " Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 05/13] net: phy: " Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 06/13] net: ravb: " Eugeniu Rosca
2018-08-26 23:22   ` Marek Vasut
2018-08-27 20:24     ` Eugeniu Rosca
2018-08-27 23:55       ` Marek Vasut
2018-08-26 23:13 ` [U-Boot] [PATCH v2 07/13] x86: Fix signed shift overflow in MSR_IA32_APICBASE_BASE Eugeniu Rosca
2018-08-28  2:05   ` Bin Meng
2018-08-28  6:42     ` Eugeniu Rosca
2018-09-01 10:59       ` Eugeniu Rosca
2018-09-04  4:00         ` Bin Meng
2018-09-16 18:46           ` Eugeniu Rosca
2018-09-22 23:10             ` Eugeniu Rosca
2018-09-25  2:06               ` Bin Meng
2018-10-09  0:22                 ` Eugeniu Rosca
2018-08-28  8:14     ` Andy Shevchenko
2018-08-26 23:13 ` [U-Boot] [PATCH v2 08/13] disk: part_dos: Fix signed shift overflow Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 09/13] common.h: Fix signed shift overflow in cpumask_next() Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 10/13] mmc: Fix read-past-end-of-array Eugeniu Rosca
2018-08-26 23:13 ` [U-Boot] [PATCH v2 11/13] hashtable: Fix zero-sized array Eugeniu Rosca
2018-08-27 14:13   ` Tom Rini
2018-08-26 23:13 ` [U-Boot] [PATCH v2 12/13] input: " Eugeniu Rosca
2018-08-27 14:13   ` Tom Rini
2018-08-26 23:13 ` [U-Boot] [PATCH v2 13/13] configs: sandbox*: Enable UBSAN Eugeniu Rosca
2018-08-30  2:51   ` Simon Glass
2018-09-17 21:10     ` Eugeniu Rosca [this message]

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