hi if not for the real compiler as such, what advantages would i get on using newer glibc, libstdc++ ?? would these features be tied to some kernel version linux-2.4 vs 2.6 ( something like thread support).
thanks ganesh ----- Original Message ---- From: Chris Lattner <[EMAIL PROTECTED]> To: Joe Buck <[EMAIL PROTECTED]> Cc: Marcin Dalecki <[EMAIL PROTECTED]>; Paul Brook <[EMAIL PROTECTED]>; gcc@gcc.gnu.org; Dave Korn <[EMAIL PROTECTED]>; ganesh subramonian <[EMAIL PROTECTED]> Sent: Monday, April 2, 2007 11:32:43 AM Subject: Re: how to convince someone about migrating from gcc-2.95 to gcc-3.x On Apr 1, 2007, at 10:42 PM, Joe Buck wrote: > On Sun, Apr 01, 2007 at 02:20:10PM +0200, Marcin Dalecki wrote: >> >> Wiadomość napisana w dniu 2007-04-01, o godz13:58, przez Paul >> Brook: >> >>> If you're already switching compilers, moving to an already >>> obsolete release >>> (3.3) seems a strange choice. At this point I'd recommend >>> skipping 3.x >>> altogether and going straight to gcc4.1/4.2. >>> >>> Many of the improvements in c++ code generation were as a result of >>> tree-ssa, >>> you only get with 4.x. >> >> I wouldn't recommend it. One has to adapt gradually to the patience >> required to >> use the later compiler editions. > > No, one does not have to adapt gradually. It is no harder to > switch from > 2.95 to 4.1.2 than it is to switch from 2.95 to 3.3. Either way, > you'll > have to get out a C++ book, learn C++, and recode your code in > actual C++. > There will be some cases where going to 3.3 will require fewer > changes, > but the majority of the work is going to have to be done anyway. I believe the point being made was about compile times, not conformance. -Chris ____________________________________________________________________________________ No need to miss a message. Get email on-the-go with Yahoo! Mail for Mobile. Get started. http://mobile.yahoo.com/mail
