@item Runtime Options
@xref{Runtime Options,,Options for influencing runtime behavior}.
@gccoptlist{-fconvert=@var{conversion} -frecord-marker=@var{length} @gol
--fmax-subrecord-length=@var{length}}
+-fmax-subrecord-length=@var{length} -fsign-zero}
@item Code Generation Options
@xref{Code Gen Options,,Options for code generation conventions}.
Specify the maximum length for a subrecord. The maximum permitted
value for length is 2147483639, which is also the default. Only
really useful for use by the gfortran testsuite.
+
+@item -fsign-zero
+@opindex @code{fsign-zero}
+When writing zero values, show the negative sign if the sign bit is set.
+@code{fno-sign-zero} does not print the negative sign of zero values for
+compatibility with F77. Default behavior is to show the negative sign.
@end table
@node Code Gen Options