http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Richard Henderson changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
--- Comment #10 from Richard Henderson ---
(In reply to Ben Woodard from comment #9)
> Created attachment 30177 [details]
> updated patch that includes __builtin_expect
The patch in #8 is better, and indeed has a bug fix relative to this
in that
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Ben Woodard changed:
What|Removed |Added
Attachment #30127|0 |1
is obsolete|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Richard Henderson changed:
What|Removed |Added
Target Milestone|--- |4.8.2
--- Comment #8 from Richard Hen
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
--- Comment #7 from Ben Woodard ---
Created attachment 30137
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30137&action=edit
t_repro.c compiled -g -O2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Richard Henderson changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
--- Comment #6 from Ben Woodard ---
Created attachment 30134
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30134&action=edit
reproducer program
still working on getting access to the machine where I have ICC. My password
expired.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
--- Comment #5 from Ben Woodard ---
Ariel,
In talking to the engineers regarding this, they would like _builtin_expect
hints to tell the compiler to generate code saying that hitting this is
unlikely.
http://blog.man7.org/2012/10/how-much-do-bu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
--- Comment #4 from Ben Woodard ---
Created attachment 30127
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30127&action=edit
Patch from Ariel that prevents the segv
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Ariel Burton changed:
What|Removed |Added
Version|4.4.6 |4.8.0
--- Comment #3 from Ariel
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49146
Andrew Pinski changed:
What|Removed |Added
Keywords||wrong-code
Target|
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