On Wed, 2020-01-08 at 12:52 +0100, Andreas Schwab wrote:
> On Dez 06 2019, Martin Sebor wrote:
>
> > diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> > b/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> > new file mode 100644
> > index 000..249ce2b6ad5
> > --- /dev/null
> > +++
On Wed, 2020-01-08 at 12:52 +0100, Andreas Schwab wrote:
> On Dez 06 2019, Martin Sebor wrote:
>
> > diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> > b/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> > new file mode 100644
> > index 000..249ce2b6ad5
> > --- /dev/null
> > +++
On Dez 06 2019, Martin Sebor wrote:
> diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> b/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> new file mode 100644
> index 000..249ce2b6ad5
> --- /dev/null
> +++ b/gcc/testsuite/gcc.dg/Wstringop-overflow-27.c
> +void test_strcpy_warn
On Sat, 14 Dec 2019 at 22:35, Jeff Law wrote:
>
> On Fri, 2019-12-13 at 17:55 -0700, Martin Sebor wrote:
> > After more testing by Jeff's buildbot and correcting the problems
> > it exposed I have committed the attached patch in r279392.
> And just to close the loop on this. Your last version
On Fri, 2019-12-13 at 17:55 -0700, Martin Sebor wrote:
> After more testing by Jeff's buildbot and correcting the problems
> it exposed I have committed the attached patch in r279392.
And just to close the loop on this. Your last version fixed all the
issues I saw in the tester.
jeff
After more testing by Jeff's buildbot and correcting the problems
it exposed I have committed the attached patch in r279392.
Martin
On 12/11/19 4:23 PM, Martin Sebor wrote:
Jeff's buildbot exposed a bug in the patch that caused false
positives in cases involving negative offsets into
Jeff's buildbot exposed a bug in the patch that caused false
positives in cases involving negative offsets into destinations
involving pointers pointing into multiple regions of the same
object. The attached revision fixes that bug, plus makes
a few minor other fixes pointed out in PR 92868.
On
On Fri, Dec 06, 2019 at 05:19:36PM -0700, Martin Sebor wrote:
> With part 2 (below) of this work committed, I've rebased the patch
> on the top of trunk and on top of the updated part 1 (also below).
> Attached is the result, retested on x86_64-linux.
> --- a/gcc/tree-ssa-strlen.c
> +++
With part 2 (below) of this work committed, I've rebased the patch
on the top of trunk and on top of the updated part 1 (also below).
Attached is the result, retested on x86_64-linux.
[1] include size and offset in -Wstringop-overflow
https://gcc.gnu.org/ml/gcc-patches/2019-12/msg00392.html
