https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
Richard Biener changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #22 from Wilco ---
(In reply to Richard Earnshaw from comment #21)
> But dropping in a char* will give a more restrictive alias set, so that
> isn't wrong, even if it is suboptimal
The alias set could be anything given CSE changes
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #21 from Richard Earnshaw ---
But dropping in a char* will give a more restrictive alias set, so that isn't
wrong, even if it is suboptimal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #20 from Wilco ---
(In reply to Richard Earnshaw from comment #19)
> (In reply to Wilco from comment #18)
> > (In reply to Richard Earnshaw from comment #17)
> > > So do we have a testcase that shows the problem on older compilers?
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #19 from Richard Earnshaw ---
(In reply to Wilco from comment #18)
> (In reply to Richard Earnshaw from comment #17)
> > So do we have a testcase that shows the problem on older compilers?
>
> Yes, the same testcase shows the same
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #18 from Wilco ---
(In reply to Richard Earnshaw from comment #17)
> So do we have a testcase that shows the problem on older compilers?
Yes, the same testcase shows the same incorrect substitution in older
compilers. I tried GCC9,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #17 from Richard Earnshaw ---
So do we have a testcase that shows the problem on older compilers?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #16 from Wilco ---
(In reply to Richard Earnshaw from comment #15)
> So is this now fixed?
On trunk yes. This is quite a nasty alias bug in CSE, so it will need to be
backported.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #15 from Richard Earnshaw ---
So is this now fixed?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
--- Comment #14 from Bernd Edlinger ---
Author: edlinger
Date: Fri Sep 13 17:22:04 2019
New Revision: 275701
URL: https://gcc.gnu.org/viewcvs?rev=275701=gcc=rev
Log:
2019-09-13 Bernd Edlinger
PR middle-end/91708
* cse.c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91708
Bernd Edlinger changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
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