When printing using ES-format descriptor with zero decimal places (e.g. ES6.0) get zero answer. Sample code below, compiled as "gfortran test.f90", using version 4.3.0 20070221 (experimental) on suse 9 linux box (64-bit).
------------------------------------- program esformat !This should print as "1.E-01" write(6,'(es6.0)') 1.0e-1 end program esformat ------------------------------------- -- Summary: Gfortran: ES format not quite right... Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pmason at ricardo dot com GCC build triplet: 4.3.0 20070221 (experimental) GCC host triplet: suse9 x86_64 GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30910