[Bug libstdc++/11706] std::pow(T, int) implementation pessimizes code

["gdr at integrable-solutions dot net" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From gdr at integrable-solutions dot net  2004-03-10 20:19 -------
Subject: Re:  std::pow(T, int) implementation pessimizes code

"pcarlini at suse dot de" <gcc-bugzilla@gcc.gnu.org> writes:

| ------- Additional Comments From pcarlini at suse dot de  2004-03-10 20:01 -------
| Subject: Re:  std::pow(T, int) implementation pessimizes
|  code
| 
| gdr at integrable-solutions dot net wrote:
| 
| >| >The issue is actually solved in tree--ssa (or was reported as
| >| >such at some point in the past).  I believe this should be targetted
| >| >for 3.5.0.  It really is compiler-optimization issue even though it is
| >| >not labelled as scuh.
| >| >  
| >| >
| >| This is very good to know, if confirmed: do you have a pointer?
| >
| >Don't have a pointer handy but, google for messages from Richard G. with the
| >complain that the ::pow() is no longer "inlined".
| >  
| >
| Anyway, the issue is *not* solved in tree-ssa, because __cmath_power 

Did you get the report that ::pow() is no longer inlined?

| Luckily, I have plenty of time, since for this PR "rush" is defined as 
| something of
| order 1-2 months :-P

This I don't understand.

-- Gaby


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11706