Re: [Help-glpk] glpk - memory problem

[Andrew Makhorin]

> Thank you very much. The problem size is about 4e11. I guess it is the
> first case. However, up to now I am using glpk to output cplex problem
> file rather than solving it. I thought it might work just to formulate a
> large problem. Is the up-bound of glpk function 4Gb? If so, I might
> think about other ways.

Glpk code does not expect that int's are necessarily 32 bits;
in particular, the code must work without changes being compiled for
64-bit int's and pointers. However, I am not sure that gcc provides
such option in 64-bit mode.