Issues

Issues

• TIME's cons count is a racy global, and every Cons constructor writes it

  armedbear/abcl#803 · opened on Nov 2, 2026

• TRUNCATE, FLOOR, CEILING and ROUND of MOST-NEGATIVE-FIXNUM by -1 return MOST-NEGATIVE-FIXNUM

  armedbear/abcl#801 · opened on Nov 2, 2026

• A bit or character array of rank 0 or 2+ starts full of NIL and stores any object

  armedbear/abcl#799 · opened on Nov 1, 2026

• TYPEP counts an adjustable array as of a compound SIMPLE-ARRAY type

  armedbear/abcl#797 · opened on Nov 1, 2026

• SUBTYPEP puts an array type with an unspecified element type within one that names an element type

  armedbear/abcl#795 · opened on Nov 1, 2026

• The pretty printer drops a LOOP form's last element when it begins a clause, and the space before a dotted tail

  armedbear/abcl#793 · opened on Nov 1, 2026

• SUBTYPEP is sure of the wrong answer whenever ATOM is one of the types

  armedbear/abcl#791 · opened on Nov 1, 2026

• SCALE-FLOAT gives infinity or zero when the exponent alone is out of range, although the result is representable

  armedbear/abcl#789 · opened on Nov 1, 2026

• FLOAT-PRECISION ignores denormalized floats

  armedbear/abcl#787 · opened on Nov 1, 2026

• An integer in fixnum range is not always a fixnum: (= x 5) is NIL for a 5 from Java, (eql (* 2147483648 -1) most-negative-fixnum) is NIL

  armedbear/abcl#785 · opened on Nov 1, 2026

• abcl-asdf: does not work with maven-3.10.0

  armedbear/abcl#783 · opened on Nov 1, 2026
  1

• GETHASH in compiled code costs 65-85 ns whatever the key: it is always a full call

  armedbear/abcl#781 · opened on Oct 31, 2026

• Slot access under a metaclass with no slot-access methods costs ~12x a STANDARD-CLASS

  armedbear/abcl#779 · opened on Oct 31, 2026

• A loop whose value is an operand runs ~10x slower in a long call: OSR is skipped because the JVM stack is not empty

  armedbear/abcl#777 · opened on Oct 31, 2026

• Compiled MAPCAR and MAPC evaluate the function form once per element, and after the list form

  armedbear/abcl#774 · opened on Oct 31, 2026

• Closures made by a toplevel DEFVAR, DEFPARAMETER, (SETF FDEFINITION) or (SETF GET) in a compiled file are interpreted

  armedbear/abcl#773 · opened on Oct 31, 2026

• A full call from compiled code costs ~47 ns, most of it the envStack marker (allocation + synchronized Stack)

  armedbear/abcl#771 · opened on Oct 31, 2026

• MAKE-INSTANCE of a standard class costs 6 microseconds (CCL: 0.6, SBCL: 0.01)

  armedbear/abcl#769 · opened on Oct 30, 2026

• LENGTH, SUBSEQ, ELT, REVERSE, NREVERSE and EVAL are interpreted functions, so compiled calls to them run in the interpreter

  armedbear/abcl#767 · opened on Oct 30, 2026

• Weak hash table with :weakness :key-or-value drops an entry whose key is alive

  armedbear/abcl#765 · opened on Oct 22, 2026

• Weak hash table with :weakness :key-or-value drops an entry whose key is alive

  armedbear/abcl#764 · opened on Oct 19, 2026

• EQUALP hashes differently numbers that are =

  armedbear/abcl#763 · opened on Oct 16, 2026
  2

• Mysterious 1.10.0 release?

  armedbear/abcl#762 · opened on Oct 8, 2026
  2

• java.lang.ClassFormatError: Class name is empty or contains illegal character in descriptor

  armedbear/abcl#757 · opened on Aug 26, 2026
  5

• flet compilation error

  armedbear/abcl#756 · opened on Aug 13, 2026
  1