Repro for CLJS-2993

README.md

See https://dev.clojure.org/jira/browse/CLJS-2993

clj -Srepro -Sdeps '{:deps {github-darwin/gist-2298be76f15a2be3f0ffe3252c3afcb8 {:git/url "https://gist.github.com/darwin/2298be76f15a2be3f0ffe3252c3afcb8" :sha "e654a965e69ae1c51abb07a1c1a7c165759357f2"} org.clojure/clojurescript {:git/url "https://github.com/clojure/clojurescript" :sha "6cbd40f865132b8b13c6b902b715aed43e64f0b1"}}}' -m cljs.main -co @compiler-opts.edn -co '{:output-dir "out-bad"}' -c repro

clj -Srepro -Sdeps '{:deps {github-darwin/gist-2298be76f15a2be3f0ffe3252c3afcb8 {:git/url "https://gist.github.com/darwin/2298be76f15a2be3f0ffe3252c3afcb8" :sha "e654a965e69ae1c51abb07a1c1a7c165759357f2"} org.clojure/clojurescript {:git/url "https://github.com/clojure/clojurescript" :sha "b5e8dbd3316b0119ec3b80a73511127e678ce482"}}}' -m cljs.main -co @compiler-opts.edn -co '{:output-dir "out-good"}' -c repro

diff out-good/repro.js.map out-bad/repro.js.map

compiler-opts.edn

{:source-paths ["."]
 :warnings {:single-segment-namespace false}}

deps.edn

{:paths ["."]
 :deps {org.clojure/clojure {:mvn/version "1.10.0-RC2"}}}

diff-output.diff

1c1
< {"version":3,"file":"\/Users\/darwin\/temp\/r4\/out-good\/repro.js","sources":["repro.cljs"],"lineCount":13,"mappings":";AAAA;;AAEA,YAAA,ZAAMA;AAAN,AACE,QAAA,JAAMC;AAAN,AACE,QAAA,JAAMC;AAAN,AACE,YAAA,RAAMD;AAAN,AACE,AAAA;;AAAA","names":["repro\/fn1","x","y"]}
\ No newline at end of file
---
> {"version":3,"file":"\/Users\/darwin\/temp\/r4\/out-bad\/repro.js","sources":["repro.cljs"],"lineCount":13,"mappings":";AAAA;;AAEA,YAAA,ZAAMA;AAAN,AACE,QAAA,JAAM;AAAN,AACE,QAAA,JAAM;AAAN,AACE,YAAA,RAAM;AAAN,AACE,AAAA;;AAAA","names":["repro\/fn1"]}
\ No newline at end of file

repro.cljs

(ns repro)

(defn fn1 []
  (let [x 1]
    (let [y 2]
      (let [x 3]
        (js-debugger)))))