This docket contains work items that WG2 has not yet decided whether to work on or not. See WG2Dockets for other dockets.
Undefined value API:
NaN dissector API (sign, quiet/signaling status, and integer tag):
equal=? (like equal? but with = instead of eqv? on numbers):
Custom I/O ports:
Testing function arity:
Identifier-syntax:
User-specified syntax-transformers:
Immutable data:
Port encodings, buffering, line ending control:
Evaluator arguments to procedures like load: under WG1 ballot
Applicable record instances (see http://www.r6rs.org/formal-comments/comment-6.txt):
Random procedures from R6RS (notably symbol=? and boolean=?): to be spelled out
String positions and slices (see http://www.r6rs.org/formal-comments/comment-235.txt):
Enumerations (R6RS, but see also http://www.r6rs.org/formal-comments/comment-262.txt):
Record-let:
Thread-local storage:
Macro expander(s) available at run time:
syntax-case:
Syntactic closures: