Re: Unexpected errors while compiling BLAS libray code

[Gaius Mulley]

Michael Riedl <address@hidden> writes:

> Hallo Gaius,
>
> attached two files which are subsets of two much bigger modules.
>
> The routines all fail with
>
> mriedl@laptop:~/.../Numerik/quellen.iso/GM2err$make blas1
> gm2 -c -fiso -flibs=iso -I 
> /usr/local/gm2/lib/gcc/i686-pc-linux-gnu/8.2.0/m2/iso -I 
> /usr/local/gm2/lib/gcc/i686-pc-linux-gnu/8.2.0/m2/pim -I 
> /home/mriedl/Modula-2/InOut/quellen.git -L /usr/local/gm2/libs -O0 -g 
> blas1.mod
> ../../gcc-8.2.0+gm2-git-latest/gm2/gcc-versionno/gcc/gm2/gm2-compiler/M2Base.def:1:procedure
> function is about to finish and no return statement has been executed
> make: *** [blas1.o] Error 1n
>
> I could identify that
>
>
>          PROCEDURE cabs1(Z : COMPLEX16) : REAL8; (* Here the error
> occurs *)
>
>           BEGIN
>                 RETURN ABS(RE(Z)) + ABS(IM(Z));
>           END cabs1;
>
> causes an error in all routines containng that (to be inlined)
> function. For the remaining procedures I cannot point closer to the
> code fragment at the moment.
>
> Any idea ?
>
>
> Thanks in advance
>
> Michael
>
> PS: I will try to prepare the other failed modules in a similar way in
> the next days - will then sent them step by step as I find time.

Hi Michael,

I'm trying to reproduce the bug - but on my builds I don't get a REAL8
data type.  I wonder if you could possibly email the configuration
options for your i686 build?

many thanks,

regards,
Gaius