@node CYCLE and EXIT
@subsection The @code{CYCLE} and @code{EXIT} Statements
+@cindex CYCLE statement
+@cindex EXIT statement
+@cindex statements, CYCLE
+@cindex statements, EXIT
The @code{CYCLE} and @code{EXIT} statements specify that
the remaining statements in the current iteration of a
particular active (enclosing) @code{DO} loop are to be skipped.
@node Increasing Precision/Range
@subsection Increasing Precision/Range
@cindex -r8
+@cindex -qrealsize=8
@cindex -i8
@cindex f2c
@cindex increasing precision
@cindex Toolpack
@cindex Netlib
-Some compilers, such as @code{f2c}, have an option (@samp{-r8} or
+Some compilers, such as @code{f2c}, have an option (@samp{-r8},
+@samp{-qrealsize=8} or
similar) that provides automatic treatment of @code{REAL}
entities such that they have twice the storage size, and
a corresponding increase in the range and precision, of what
@item
the length of record contents again (for backspace).
@end enumerate
+
The record length is of C type
@code{long}; this means that it is 8 bytes on 64-bit systems such as
Alpha GNU/Linux and 4 bytes on other systems, such as x86 GNU/Linux.