building with WITHOUT_SSP side effect

[Konstantin Belousov]

On Mon, Mar 04, 2019 at 07:56:02PM +0300, Anthony Pankov via freebsd-hackers wrote:
> It  seems  that  world  builded with  WITHOUT_SSP=yes loose ability to
> build anything.
> 
> # cc -v test.c
> FreeBSD clang version 7.0.1 (tags/RELEASE_701/final 349250) (based on LLVM 7.0.1)
> Target: x86_64-unknown-freebsd11.2
> Thread model: posix
> InstalledDir: /usr/bin
>  "/usr/bin/cc" -cc1 -triple x86_64-unknown-freebsd11.2 -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -discard-value-names -main-file-name test.c -mrelocation-model static -mthread-model posix -mdisable-fp-elim -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -dwarf-column-info -debugger-tuning=gdb -v -resource-dir /usr/lib/clang/7.0.1 -fdebug-compilation-dir /root/test -ferror-limit 19 -fmessage-length 90 -fobjc-runtime=gnustep -fdiagnostics-show-option -fcolor-diagnostics -o /tmp/test-d853d1.o -x c test.c -faddrsig
> clang -cc1 version 7.0.1 based upon LLVM 7.0.1 default target x86_64-unknown-freebsd11.2
> #include "..." search starts here:
> #include <...> search starts here:
>  /usr/lib/clang/7.0.1/include
>  /usr/include
> End of search list.
>  "/usr/bin/ld" --eh-frame-hdr -dynamic-linker /libexec/ld-elf.so.1 --hash-style=both --enable-new-dtags -o a.out /usr/lib/crt1.o /usr/lib/crti.o /usr/lib/crtbegin.o -L/usr/lib /tmp/test-d853d1.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/lib/crtend.o /usr/lib/crtn.o
> /usr/bin/ld: cannot find /usr/lib/libssp_nonshared.a
It seems that you installed without specifying WITHOUT_SSP, which
ended up installing wrong linker script as libc.a.  Either create dummy
libssp_nonshared.a, or reinstall libc.a (look at lib/libc/Makefile for
SHLIB_LDSCRIPT), or reinstall the world.

> 
> 
> > Greetings,
> 
> > I've builded 11-stable ( 11.2-STABLE  r344696) from source with option
> > WITHOUT_SSP="yes" in src.conf.
> 
> > Installing kernel and world was OK. But  when I tried to build from port it give me an error:
> > configure: error: in `/usr/ports/ports-mgmt/pkg/work/pkg-1.10.5':
> > configure: error: C compiler cannot create executables
> 
> > config.log:
> > ...
> > configure:3555: cc -v >&5
> > FreeBSD clang version 7.0.1 (tags/RELEASE_701/final 349250) (based on LLVM 7.0.1)
> > Target: x86_64-unknown-freebsd11.2
> > ...
> > configure:3608: cc -O2 -pipe  -Wno-error -fno-strict-aliasing     conftest.c  >&5
> > /usr/bin/ld: cannot find /usr/lib/libssp_nonshared.a
> > cc: error: linker command failed with exit code 1 (use -v to see invocation)
> 
> > And yes, there is SSP_UNSAFE=yes in make.conf
> 
> > Is this a bug or feature?
> 
> 
> 
> 
> -- 
> Best regards,
>  Anthony Pankov                         mailto:ap00 at mail.ru
> 
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