public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug tree-optimization/38884] New: missed FRE with __real and __imag
@ 2009-01-16 20:59 pinskia at gcc dot gnu dot org
2009-01-16 20:59 ` [Bug tree-optimization/38884] " pinskia at gcc dot gnu dot org
2010-03-02 19:09 ` pinskia at gcc dot gnu dot org
0 siblings, 2 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2009-01-16 20:59 UTC (permalink / raw)
To: gcc-bugs
Just like PR 38865:
struct s { _Complex float i; };
void g(struct s *);
float a (float dd)
{
struct s sv;
sv.i = dd;
_Complex float d = sv.i;
float d1 = __real__ d;
g(&sv);
return d1;
}
float a1 (float dd)
{
struct s sv;
sv.i = dd;
float d = __real__ sv.i;
g(&sv);
return d;
}
--
Summary: missed FRE with __real and __imag
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Keywords: missed-optimization
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: pinskia at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38884
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug tree-optimization/38884] missed FRE with __real and __imag
2009-01-16 20:59 [Bug tree-optimization/38884] New: missed FRE with __real and __imag pinskia at gcc dot gnu dot org
@ 2009-01-16 20:59 ` pinskia at gcc dot gnu dot org
2010-03-02 19:09 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2009-01-16 20:59 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |pinskia at gcc dot gnu dot
| |org
Severity|normal |enhancement
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38884
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug tree-optimization/38884] missed FRE with __real and __imag
2009-01-16 20:59 [Bug tree-optimization/38884] New: missed FRE with __real and __imag pinskia at gcc dot gnu dot org
2009-01-16 20:59 ` [Bug tree-optimization/38884] " pinskia at gcc dot gnu dot org
@ 2010-03-02 19:09 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2010-03-02 19:09 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from pinskia at gcc dot gnu dot org 2010-03-02 19:09 -------
Still happens as of today.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38884
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2010-03-02 19:09 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-01-16 20:59 [Bug tree-optimization/38884] New: missed FRE with __real and __imag pinskia at gcc dot gnu dot org
2009-01-16 20:59 ` [Bug tree-optimization/38884] " pinskia at gcc dot gnu dot org
2010-03-02 19:09 ` pinskia at gcc dot gnu dot org
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).