On Mon, Feb 14, 2022 at 6:38 PM Mark Wielaard wrote:
>
> On Mon, 2022-02-14 at 12:20 -0500, David Malcolm wrote:
> > On Mon, 2022-02-14 at 17:57 +0100, Mark Wielaard wrote:
> > > On Mon, 2022-02-14 at 10:57 -0500, David Malcolm wrote:
> > > > [CCing Mark in the hopes of insight from the valgrind s
On Mon, 2022-02-14 at 12:20 -0500, David Malcolm wrote:
> On Mon, 2022-02-14 at 17:57 +0100, Mark Wielaard wrote:
> > On Mon, 2022-02-14 at 10:57 -0500, David Malcolm wrote:
> > > [CCing Mark in the hopes of insight from the valgrind side of
> > > things]
> >
> > Adding Julian to CC so he can corr
On Mon, 2022-02-14 at 17:57 +0100, Mark Wielaard wrote:
> Hi David,
>
> On Mon, 2022-02-14 at 10:57 -0500, David Malcolm wrote:
> > [CCing Mark in the hopes of insight from the valgrind side of
> > things]
>
> Adding Julian to CC so he can correct me if I say something silly.
>
> > There is a fa
On Mon, 2022-02-14 at 09:26 -0700, Jeff Law wrote:
>
>
> On 2/14/2022 8:57 AM, David Malcolm via Gcc wrote:
> > [CCing Mark in the hopes of insight from the valgrind side of things]
> >
> > There is a false positive from -Wanalyzer-use-of-uninitialized-value
> > on
> > gcc.dg/analyzer/pr102692.c
Hi David,
On Mon, 2022-02-14 at 10:57 -0500, David Malcolm wrote:
> [CCing Mark in the hopes of insight from the valgrind side of things]
Adding Julian to CC so he can correct me if I say something silly.
> There is a false positive from -Wanalyzer-use-of-uninitialized-value on
> gcc.dg/analyzer
On 2/14/2022 8:57 AM, David Malcolm via Gcc wrote:
[CCing Mark in the hopes of insight from the valgrind side of things]
There is a false positive from -Wanalyzer-use-of-uninitialized-value on
gcc.dg/analyzer/pr102692.c here:
‘fix_overlays_before’: events 1-3
|
| 75 | while
[CCing Mark in the hopes of insight from the valgrind side of things]
There is a false positive from -Wanalyzer-use-of-uninitialized-value on
gcc.dg/analyzer/pr102692.c here:
‘fix_overlays_before’: events 1-3
|
| 75 | while (tail
| |
| 76 | && (
On 2/14/22 13:59, Basile Starynkevitch wrote:
Hello,
Mir Immad asked:
Should the analyzer warn for code like this "when open fails" (like strchr
does when 'strchr' returns NULL)
int fd = open("NOFILE", O_RDONLY);
write(fd, "a", 1);
because of the bad file descriptor.
unless it is writte
Hello,
Mir Immad asked:
Should the analyzer warn for code like this "when open fails" (like strchr
does when 'strchr' returns NULL)
int fd = open("NOFILE", O_RDONLY);
write(fd, "a", 1);
because of the bad file descriptor.
unless it is written like this:
if (!errno)
write(fd, "a", 1);
M
On Mon, 14 Feb 2022 at 10:57, Jan Hubicka wrote:
> > Hi,
> >
> > I would like to use ipa_ref in the PASS_LIST all_late_ipa_passes to query
> > the statement (ref->stmt) of where a global variable is used. However, I
> am
> > having some problems achieving this.
> >
> > What I do is:
> >
> > 1. Ch
> Hi,
>
> I would like to use ipa_ref in the PASS_LIST all_late_ipa_passes to query
> the statement (ref->stmt) of where a global variable is used. However, I am
> having some problems achieving this.
>
> What I do is:
>
> 1. Check that ipa_ref->referring has a body and is not inlined.
> 2. get_
Hi,
I would like to use ipa_ref in the PASS_LIST all_late_ipa_passes to query
the statement (ref->stmt) of where a global variable is used. However, I am
having some problems achieving this.
What I do is:
1. Check that ipa_ref->referring has a body and is not inlined.
2. get_body
3. try to print
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