* use explicitly GNU LD ('ld.bfd') on OpenBSD, instead of the default 'ld'

  linker, because in OpenBSD 6.5, it has been replaced with the LLVM linker and
  the LLVM linker produces broken position independent executables with FPC.

git-svn-id: trunk@42127 -

compiler/systems/t_bsd.pas

@@ -165,7 +165,11 @@ procedure TLinkerBSD.SetDefaultInfo;
 {
   This will also detect which libc version will be used
 }
+var
+  LdProgram: string='ld';
 begin
+  if target_info.system in systems_openbsd then
+    LdProgram:='ld.bfd';
   LibrarySuffix:=' ';
   LdSupportsNoResponseFile := (target_info.system in ([system_m68k_netbsd]+systems_darwin));
   with Info do
@@ -174,8 +178,8 @@ begin
        begin
          if not(target_info.system in systems_darwin) then
            begin
-             ExeCmd[1]:='ld $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -L. -o $EXE $CATRES $FILELIST';
-             DllCmd[1]:='ld $TARGET $EMUL $OPT $MAP $ORDERSYMS -shared -L. -o $EXE $CATRES $FILELIST'
+             ExeCmd[1]:=LdProgram+' $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -L. -o $EXE $CATRES $FILELIST';
+             DllCmd[1]:=LdProgram+' $TARGET $EMUL $OPT $MAP $ORDERSYMS -shared -L. -o $EXE $CATRES $FILELIST'
            end
          else
            begin
@@ -194,22 +198,22 @@ begin
                programs with problems that require Valgrind will have more
                than 60KB of data (first 4KB of address space is always invalid)
              }
-               ExeCmd[1]:='ld $PRTOBJ $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST';
+               ExeCmd[1]:=LdProgram+' $PRTOBJ $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST';
              if not(cs_gdb_valgrind in current_settings.globalswitches) then
                ExeCmd[1]:=ExeCmd[1]+' -pagezero_size 0x10000';
 {$else ndef cpu64bitaddr}
-             ExeCmd[1]:='ld $PRTOBJ $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST';
+             ExeCmd[1]:=LdProgram+' $PRTOBJ $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST';
 {$endif ndef cpu64bitaddr}
              if (apptype<>app_bundle) then
-               DllCmd[1]:='ld $PRTOBJ $TARGET $EMUL $OPT $GCSECTIONS $MAP $ORDERSYMS -dynamic -dylib -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST'
+               DllCmd[1]:=LdProgram+' $PRTOBJ $TARGET $EMUL $OPT $GCSECTIONS $MAP $ORDERSYMS -dynamic -dylib -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST'
              else
-               DllCmd[1]:='ld $PRTOBJ $TARGET $EMUL $OPT $GCSECTIONS $MAP $ORDERSYMS -dynamic -bundle -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST'
+               DllCmd[1]:=LdProgram+' $PRTOBJ $TARGET $EMUL $OPT $GCSECTIONS $MAP $ORDERSYMS -dynamic -bundle -multiply_defined suppress -L. -o $EXE $CATRES $FILELIST'
            end
        end
      else
        begin
-         ExeCmd[1]:='ld $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -L. -o $EXE $RES';
-         DllCmd[1]:='ld $TARGET $EMUL $OPT $INIT $FINI $SONAME $MAP $ORDERSYMS -shared -L. -o $EXE $RES';
+         ExeCmd[1]:=LdProgram+' $TARGET $EMUL $OPT $DYNLINK $STATIC $GCSECTIONS $STRIP $MAP $ORDERSYMS -L. -o $EXE $RES';
+         DllCmd[1]:=LdProgram+' $TARGET $EMUL $OPT $INIT $FINI $SONAME $MAP $ORDERSYMS -shared -L. -o $EXE $RES';
        end;
      if not(target_info.system in systems_darwin) then
        DllCmd[2]:='strip --strip-unneeded $EXE'