On Wed, Apr 21, 2021 at 6:06 AM Bernhard Reutner-Fischer
<rep.dot....@gmail.com> wrote:
>
> On Wed, 21 Apr 2021 05:29:28 -0400
> NightStrike <nightstr...@gmail.com> wrote:
>
> > On Wed, Apr 21, 2021 at 4:59 AM Bernhard Reutner-Fischer
> > <rep.dot....@gmail.com> wrote:
> > > On Wed, 21 Apr 2021 02:34:43 -0400
> > > NightStrike via Fortran <fortran@gcc.gnu.org> wrote:
> > >
> > > > When linking with -static-libgfortran, I get warnings from ld of the
> > > > form
> > > > "ld: warning: -z ignore ignored" and "ld: warning: -z record ignored". I
> > > > can't find those -z options documented anywhere. Why is gfortran adding
> > > > them?
> > >
> > > -z are options to ld.
> > > Which linker do you use, on which OS?
> >
> > binutils 2.32 (stock build from source) on CentOS 7.
> >
> > > If you use binutils, you can pass -Wl,--verbose to the compiler to
> > > instruct the linker to dump the linker script while linking. This should
> > > show where the -z comes from:
> > > gfortran foo.f90 -static-libgfortran -Wl,--verbose
> >
> > I didn't do this per se, but I did gfortran -v, and saw that it was an
> > option to collect2. I can try your method when the system is
> > available again tomorrow.
>
> gcc/configure.ac suggests that -z ignore / -z record is the native
> solaris ld parlance for --as-needed / --no-as-needed
> See "AC_CACHE_CHECK(linker --as-needed support".
>
> No idea why your gcc build thought that the ignore/record tuple is the
> correct thing to use for as-needed/no-as-needed. Maybe check your
> config.log around the '--as-needed support' checks for clues.
>
> I wouldn't suggest to hand edit your libgfortran.spec to use
> *lib: %{static-libgfortran:--as-needed} -lquadmath
> %{static-libgfortran:--no-as-needed} -lm %(libgcc) %(liborig)
> but i guess that would silence your linker warnings, too.
> HTH,
FWIW:
./ld: supported targets: elf64-x86-64 elf32-i386 elf32-iamcu
elf32-x86-64 pei-i386 pei-x86-64 elf64-l1om elf64-k1om elf64-little
elf64-big elf32-little elf32-big plugin srec symbolsrec verilog tekhex
binary ihex
./ld: supported emulations: elf_x86_64 elf32_x86_64 elf_i386 elf_iamcu
elf_l1om elf_k1om
./ld: emulation specific options:
