utility method

2017-08-23 17:50:49 +01:00 · 2017-08-23 17:50:49 +01:00 · d162e028bb
commit d162e028bb
parent e4e9794f5e
1 changed files with 2 additions and 0 deletions
--- a/src/tracker/Tracker.jl
+++ b/src/tracker/Tracker.jl
@ -50,6 +50,8 @@ function back!(x::TrackedArray, Δ)
  back!(x.f, Δ)
 end

+back!(x::TrackedScalar) = back!(x, 1)
+
 macro back!(x, Δ)
  quote
    x = $(esc(x))