bytecmp: problem with compiling lambdas

(ext:install-bytecodes-compiler)

Warning, code below can't be reproduced from REPL (even when you explicitly compile this function). You may C-c C-c in slime for instance.

(defun cmp.empty-lambda ()
  (compile nil (lambda () 3)))

Calling (cmp.empty-lambda) causes

In form
(EXT:LAMBDA-BLOCK NIL)
LAMBDA: No lambda list.
   [Condition of type SI:SIMPLE-PROGRAM-ERROR]

See also test cmp.0031.macrolet (seems to be the same issue but reproducible only on MSYS (is that true? – verify!)

added bug label

changed milestone to %ECL 16.2.0