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## bug #46330: segfault with matrices containing Inf & NaN

%!warning
%! a = [-0.46E-01,            0.10681415316, 0.0,   -0.17121680433;
%!      -0.1675901504661613, -0.515,         1.0,    0.6420630320636088E-02;
%!       0.1543104215347786, -0.547945,     -0.906, -0.1521689385990753E-02;
%!       0.0,                 0.0,           1.0,    0.0];
%!
%! b = [0.1602300107479095,      0.2111848453E-02;
%!      0.8196877780963616E-02, -0.3025E-01;
%!      0.9173594317692437E-01, -0.75283075;
%!      0.0,                     0.0];
%!
%! c = [1.0, 0.0, 0.0, 0.0;
%!      0.0, 0.0, 0.0, 1.0];
%!
%! ## This statement caused an error in LAPACK and eventually caused
%! ## a segmentation fault.
%! ## Triggers "warning: matrix singular to machine precision"
%! assert (c / (i * Inf * eye (4) - a) * b, zeros (2, 2))