------- Additional Comments From bdavis9659 at comcast dot net 2004-04-13 00:30 ------- with GNU Fortran 95 (GCC 3.5-tree-ssa 20040411 (merged 20040331)) it gives 0.7853981 which is correct. system is i686/gnu/linux, FC1 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14921