another one is: /usr/bin/g++ -c -fPIC -I. -I.. -I../liboctave -I../src -I../libcruft/misc -DHAVE_CONFIG_H -mieee-fp -Wall -W -Wshadow -g -O2 ./DLD-FUNCTIONS/sqrtm.cc -o pic/sqrtm.o ./DLD-FUNCTIONS/sqrtm.cc: In function ‘octave_value_list Fsqrtm(const octave_value_list&, int)’: ./DLD-FUNCTIONS/sqrtm.cc:208: error: cannot convert ‘const ComplexMatrix’ to ‘double’ for argument ‘1’ to ‘double real(double)’
but then it builds -- Martin Michlmayr http://www.cyrius.com/