On Linux/x86-64, revision 145852: http://gcc.gnu.org/ml/gcc-cvs/2009-04/msg00476.html
gave At line 13 of file /net/gnu-13/export/gnu/src/gcc/gcc/gcc/testsuite/gfortran.dg/f2003_io_1.f03 (unit = 10, file = 'mydata') Fortran runtime error: Bad DECIMAL parameter in data transfer statement FAIL: gfortran.dg/f2003_io_1.f03 -O0 execution test -- Summary: [4.5 Regression] Revision 145852 breaks libgfortran Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libfortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39709