Re: [LTO merge][0/15] Description of the final 15 patches
Ian Lance Taylor <[email protected]>
| Newsgroups | gmane.comp.gcc.fortran,gmane.comp.gcc.devel,gmane.comp.gcc.java.devel |
|---|---|
| Message-ID | <[email protected]> |
Paolo Bonzini <[email protected]> writes: > On 09/29/2009 06:52 PM, Ian Lance Taylor wrote: >> Paolo Bonzini<[email protected]> writes: >> >>>> So all Diego needs to do is pass --enable-shared down to libiberty >>>> when --enable-lto/--enable-gold. The way to do that is something like >>>> the appended. >>> >>> What about just always adding --enable-shared to the host libiberty? >> >> That will just cause everybody to always compile libiberty twice. Why >> do that if we don't have to? > > It's just a matter of time before we need to do that, anyway (say, > when we have plugins that we distribute by default, for example for > mudflap). Conditionalizing on GCC could be a middle ground, or maybe > the worst possible choice? :-) The shared libiberty is only required for the gold plugin. It's possible to get benefits from LTO without the gold plugin. Which is a good thing, since gold only works for a few targets. Ian