Merge 989b630 into 6d8f924

JuliaData · Feb 28, 2018 · 1a60021 · 1a60021
2 parents 6d8f924 + 989b630
commit 1a60021
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/abstractdataframe/abstractdataframe.jl b/src/abstractdataframe/abstractdataframe.jl
@@ -435,6 +435,7 @@ end
 ##############################################################################
 
 function _nonmissing!(res, col)
+    eltype(col) >: Missing || return
     @inbounds for (i, el) in enumerate(col)
         res[i] &= !ismissing(el)
     end