https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
Marek Polacek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
--- Comment #9 from Marek Polacek ---
Author: mpolacek
Date: Tue Dec 22 15:23:21 2015
New Revision: 231902
URL: https://gcc.gnu.org/viewcvs?rev=231902&root=gcc&view=rev
Log:
PR c/69002
* c-typeck.c (build_component_ref): Warn whe
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
--- Comment #8 from joseph at codesourcery dot com ---
On Mon, 21 Dec 2015, mpolacek at gcc dot gnu.org wrote:
> int
> read1 (_Atomic S p)
> {
> S s = p;
> return s.x;
That's fine.
> read2 (_Atomic S *p)
> {
> S *s = p;
No, assignment /
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
--- Comment #7 from Martin Sebor ---
FWIW, I think it would make sense to diagnose some of the constructs for other
reasons besides accessing a member (of an atomic struct). For example, in
write1(), the function is most likely not going to do w
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
Marek Polacek changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assignee|unassigned a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
--- Comment #5 from Florian Weimer ---
(In reply to Marek Polacek from comment #4)
> The footnote to 6.5.2.3/5 says "Members can be safely accessed using a
> non-atomic object which is assigned to or from the atomic object." Does it
> mean that
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
Marek Polacek changed:
What|Removed |Added
CC||mpolacek at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
Martin Sebor changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
--- Comment #2 from Florian Weimer ---
(In reply to Martin Sebor from comment #1)
> I actually wouldn't want to see GCC start issuing warnings for this code
> because it has well-defined semantics there.
Unfortunately, the generated code is trul
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69002
Martin Sebor changed:
What|Removed |Added
CC||msebor at gcc dot gnu.org
--- Comment #1
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