stdout does not work in GDC

[Iain Buclaw]

On Mon, 20 May 2019 at 12:50, D_Boy via D.gnu <d.gnu at puremagic.com> wrote:
>
> On Monday, 20 May 2019 at 08:01:01 UTC, D_Boy wrote:
> > I am following Ali Çehreli's book. It says that stdout.write()
> > should work the same as write()
> >
> > In DMD it works. But when trying to compile with GDC I get the
> > following error:
> >
> > gdc anApp.d -o anApp && ./anApp
> > /usr/bin/ld: /tmp/cc5zJLcW.o: in function `_Dmain':
> > anApp.d:(.text+0x32): undefined reference to
> > `_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File'
> > collect2: error: ld returned 1 exit status
> >
> >
> > Could you please tell me what could be wrong?
> >
> > I am using DMD64 2.086.0 and gdc (Ubuntu 8.3.0-6ubuntu1) 8.3.0
> > on Ubuntu 19.04/64.
>
> Update: the hello world program works fine. Problem appears when
> I add readf(" %s", &variable)

$ gdc-8 test.d -o shared
$ nm shared  | grep
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File
                 U
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File
$ objdump -T /usr/lib/x86_64-linux-gnu/libgphobos.so.76 | grep
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File
000000000034c610  w   DF .text 0000000000000070  Base
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File

$ gdc-8 test.d -o static -static-libphobos
ibuclaw at labs-322:~ $ nm static | grep
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File
000000000002e720 W
_D3std5stdio24__T10makeGlobalS6stdoutZ10makeGlobalFNbNcNdNiZS3std5stdio4File

Can't reproduce, but then again one can't second guess what code you have.

In all likelihood you're linking against the wrong library.

-- 
Iain