Andrew,
> Please note that there is a bug in the original RELAX IV Fortran code, > which I tried to fix with a brute force changes; see > https://lists.gnu.org/archive/html/bug-glpk/2013-04/msg00009.html Some time ago I came across a different fix for the same bug: https://github.com/jdleesmiller/relax4_ruby/blob/master/ext/relax4/relax4.c#L3811 This suggests a change in mcfrelax.c like this: if (n > na) csa.prdcsr = xcalloc(1+n, sizeof(int)); else csa.prdcsr = xcalloc(1+na, sizeof(int)); or maybe a more conservative: csa.prdcsr = xcalloc(1+n+na, sizeof(int)); Best Regards, Chris Matrakidis
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