https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
Jakub Jelinek changed:
What|Removed |Added
Target Milestone|6.5 |7.4
--- Comment #23 from Jakub Jelinek
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #22 from Aldy Hernandez ---
Author: aldyh
Date: Wed Jan 10 21:39:20 2018
New Revision: 256456
URL: https://gcc.gnu.org/viewcvs?rev=256456=gcc=rev
Log:
PR middle-end/81897
* tree-ssa-uninit.c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #21 from Jeffrey A. Law ---
I'm pretty sure the testcase from c#16 is a different underlying issue and an
DUP of an existing BZ. Note the ASMs. Jump threading is (overly) conservative
when it encounters an ASM on the path and
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #20 from Aldy Hernandez ---
(In reply to Aldy Hernandez from comment #18)
> (In reply to Arnd Bergmann from comment #16)
> > Created attachment 43056 [details]
> > linux/net/ipv6/route.c, preprocessed and compressed
> >
> > To test
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #19 from Aldy Hernandez ---
(In reply to Arnd Bergmann from comment #17)
> Created attachment 43057 [details]
> linux/drivers/scsi/lpfc/lpfc_bsg.c, preprocessed and compressed
>
> A possibly related warning I just saw this week,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #18 from Aldy Hernandez ---
(In reply to Arnd Bergmann from comment #16)
> Created attachment 43056 [details]
> linux/net/ipv6/route.c, preprocessed and compressed
>
> To test the patch, I reverted the workaround that was added to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #17 from Arnd Bergmann ---
Created attachment 43057
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43057=edit
linux/drivers/scsi/lpfc/lpfc_bsg.c, preprocessed and compressed
A possibly related warning I just saw this week,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #16 from Arnd Bergmann ---
Created attachment 43056
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43056=edit
linux/net/ipv6/route.c, preprocessed and compressed
To test the patch, I reverted the workaround that was added to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
--- Comment #15 from Jakub Jelinek ---
The problem is in the:
@@ -671,11 +669,9 @@
e = one_cd_chain[j];
guard_bb = e->src;
gsi = gsi_last_bb (guard_bb);
- if (gsi_end_p (gsi))
- {
-
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
Arseny Solokha changed:
What|Removed |Added
CC||asolokha at gmx dot com
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897
Jeffrey A. Law changed:
What|Removed |Added
Summary|[6/7/8 Regression] spurious |[6/7 Regression] spurious
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