From: Jakub Jelinek <jakub@redhat.com>
To: Siddhesh Poyarekar <siddhesh@gotplt.org>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [patch gcc13] middle-end/70090: Dynamic sizes for -fsanitize=object-size
Date: Mon, 7 Feb 2022 13:07:04 +0100 [thread overview]
Message-ID: <20220207120704.GW2646553@tucnak> (raw)
In-Reply-To: <20220207120158.3715096-1-siddhesh@gotplt.org>
On Mon, Feb 07, 2022 at 05:31:58PM +0530, Siddhesh Poyarekar wrote:
> Use __builtin_dynamic_object_size to get object sizes for ubsan.
>
> gcc/ChangeLog:
>
> middle-end/70090
> * ubsan.cc (ubsan_expand_objsize_ifn): Allow non-constant SIZE.
> (instrument_object_size): Get dynamic object size expression.
>
> gcc/testsuite/ChangeLog:
>
> middle-end/70090
> * gcc.dg/ubsan/object-size-dyn.c: New test.
>
> Signed-off-by: Siddhesh Poyarekar <siddhesh@gotplt.org>
> ---
> Proposing for gcc13 since I reckoned this is not feasible for stage 4.
Ok for stage1.
Jakub
next prev parent reply other threads:[~2022-02-07 12:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-07 12:01 Siddhesh Poyarekar
2022-02-07 12:07 ` Jakub Jelinek [this message]
2022-05-09 7:32 ` Siddhesh Poyarekar
2022-05-09 7:37 ` Jakub Jelinek
2022-05-10 10:46 ` Martin Liška
2022-05-10 16:35 ` Siddhesh Poyarekar
2022-05-11 2:11 ` [PATCH] middle-end/70090: Register __bdos for sanitizers if necessary Siddhesh Poyarekar
2022-05-11 6:04 ` Jakub Jelinek
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