# this code goes `error: ‘T9_’ undeclared here` at GCC pass if `const crash =
# true`. I am aware that this is a const+closure problem, but I guess it should
# error out at Nim pass, not GCC. Tested with 2.0.2, 2.0.0, 1.6.14
# Do you think this should be posted as github issue?

import prologue

proc myclosure(dest: string): HandlerAsync =
  result =
    proc(ctx: Context) {.async.} =
        resp redirect(dest)

var app = newApp()

const crash = true
when crash:
  const urlPatterns = @[pattern("/favicon.ico",
myclosure("/static/favicon.ico"))]
  app.addRoute(urlPatterns, "")
else:
  app.addRoute(@[pattern("/favicon.ico", myclosure("/static/favicon.ico"))], "")

app.run()