Comment # 7 on bug 1115034 from Tom de Vries

(In reply to Tom de Vries from comment #0)
> However, when we install gcc-PIE:
> ...
> $ sudo zypper install gcc-PIE
> ...
> 
> we get a gnatlink error instead:
> ...
> $ rm -f hello.ali hello.o hello ; gnatmake -v hello.adb -largs -v
  ...
> /usr/lib64/gcc/x86_64-suse-linux/8/adalib/libgnat.a(a-contai.o): relocation
> R_X86_64_32 against symbol `ada__containers__capacity_error' can not be used
> when making a PIE object; recompile with -fPIC
> ...
> 
> The compilation fails because gnatlink uses
> /usr/lib64/gcc/x86_64-suse-linux/8/adalib/libgnat.a instead of
> /usr/lib64/gcc/x86_64-suse-linux/8/adalib/libgnat_pic.a.

I've checked in ubuntu 18.04, which has PIE as default.  There we still got
libgnat.a and libgnat_pic.a, but libgnat.a was compiled with the default (i.e.,
-fPIE). So, gnatmake still selects libgnat.a, but that's not a problem.