Subj : Re: Long double precision features To : borland.public.cpp.borlandcpp From : Ed Mulroy [TeamB] Date : Tue Sep 28 2004 11:43 am You have posted your C++ Builder question in the newsgroup for the old Borland C++ compiler. You will find a larger number of people familiar with C++ Builder issues in a newsgroup related to that product. Look for newsgroups with the word 'cppbuilder' in their name. If you start the help, click on the Index tab the binary format for a long double is shown under 'numeric types'. .. Ed > Ruben Guerrero wrote in message > news:41592dd7$1@newsgroups.borland.com... > Hi friends! > > I wrote a program in C++ Builder 5 to carry out some floating > point calculations, I used long double precision and I need to > know how many bits are used to perform long double precision > (64, 128) I would also like to know how many bits from the total > are used for the mantisa and for the exponent. I am using a > pentium 4 cpu with windows 2000. .