Hello! Since I have received no answer, I wonder whether this is the right mailing list for this question. If it is not, can you please point me to the right one? Thank you -- Francesco Florian
On Monday, April 16, 2018 10:43:23 AM CEST Francesco Florian wrote: > Hello, > I'm currently trying to write a modified version of the functions in > integration/qag.c to solve a problem I have, but I ran into this problem: > qag uses the `GSL_COERCE_DBL' macro, which is defined in configure.ac (the > relevant code follows) > > #if HAVE_EXTENDED_PRECISION_REGISTERS > #define GSL_COERCE_DBL(x) (gsl_coerce_double(x)) > #else > #define GSL_COERCE_DBL(x) (x) > #endif > > How should I test my compiler (GCC) to get the right version to use? > > Moreover, I noticed that `retrieve (workspace, &a_i, &b_i, &r_i, &e_i);' is > called at both the beginning and the end of the `do.., while' iteration > (lines 181 and 231), and the second call seems useless. Is that correct? > Thank you >
