On Tue, Feb 17, 2015 at 11:13 AM, Michael Haubenwallner <michael.haubenwall...@ssi-schaefer.com> wrote: > > Am 2015-02-17 um 15:57 schrieb David Edelsohn: >> On Tue, Feb 17, 2015 at 3:03 AM, Michael Haubenwallner >> <michael.haubenwall...@ssi-schaefer.com> wrote: >>> Hi David, >>> >>> according to LIB_SPEC found in config/rs6000/aix*.h, pthread linking was >>> done with >>> "-lpthreads -lc_r libc.a" for aix43, which simplified to "-lpthreads -lc" >>> with aix51. >>> >>> But libgcc_s still is linked the aix43 way with "-lpthreads -lc_r libc.a". >>> >>> As libc_r.a is a symlink to libc.a now, do you know if its shared objects >>> are loaded >>> both as "libc.a(shr.o)" and "libc_r.a(shr.o)", or as "libc.a(shr.o)" only? >>> Can this be a problem worth a bug entry? >> >> What do you mean by "loaded as"? There is only one shared object >> loaded into the shared library segment. > > What I mean with "loaded as" is that the runtime loader does encounter both > names > "libc.a(shr.o)" and "libc_r.a(shr.o)" in the loader sections of various > dependant > shared libs for one executable - and has to detect them as the same shared > object.
$ genkld lists the shared libraries loaded in memory. Also, if you look at the dependencies of the libgcc_s.a shared object, it only depends on libc.a $ dump -H libgcc_s.a Thanks, David
