gistfile1.clj

(ns repro.repro)

;; define a macro and a function that uses it
(defmacro my-macro
  []
  `(println "a"))

(defn do-macro
  []
  (my-macro))

(do-macro)


;; now redefine the macro, and the function that uses it

(defmacro my-macro
  []
  `(println "b"))

(defn do-macro
  []
  (my-macro))

(do-macro)

;; I expect a 'b', but see 'a'