On Tue, Feb 1, 2011 at 11:54 AM, Dave Korn <dave.korn.cyg...@gmail.com> wrote: > On 01/02/2011 02:33, Joel Sherrill wrote: >> Hi, >> >> There are ~100 failures on each *-rtems* target >> in the latest test runs when various lto related >> flags are on. The symbols in questions are in the >> RTEMS libraries which are picked up via the >> -B... argument. Other symbols from the same >> library are resolved. > > These have all cropped up since -fuse-linker-plugin became the default.
But it should not be the default for your build unless you have either gold or recent binutils. You can verify this by looking at the collect2 invocations and see if there are -plugin args. Richard. >> Should LTO work with a target not using gold? > > Yes, it should, but some work is needed at the binutils end. I am testing > the attached two patches at the moment; the idea is to have fully-debugged > support for LTO+plugin in the 2.20.1 release, to support 4.6.0 when it comes > out. > > cheers, > DaveK > -- > Apologies if dup - ENOPATCH first time I hit send. > > >
