Regressions on trunk at revision 250554 vs revision 250513

[Intel Automatic Testing System [Intel64 Core AVX2]]

New failures:
ERROR: 27_io/basic_fstream/53984.cc: unknown dg option: dg-require-file-io 18 {} for " dg-require-file-io 18 "" "
ERROR: 27_io/basic_fstream/53984.cc: unknown dg option: dg-require-file-io 18 {} for " dg-require-file-io 18 "" "

New passes: