http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47284
Summary: G format outputs wrong number of asterixes Product: gcc Version: 4.4.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libfortran AssignedTo: unassig...@gcc.gnu.org ReportedBy: brendanarn...@gmail.com Try this simple program PROGRAM FOO WRITE(*,100) -0.1 100 FORMAT(G5.1) STOP END Result is a single '* ' and not '*****' as expected Could test for asterix in previously written data before outputting blanks in line 687 of libgfortran/io/write_float.def, if they are present then output asterix instead of blanks.