Add test for issue JuliaLang#18974 (incorrect eltype from broadcast o…

…ver a sparse matrix) from closed PR JuliaLang#18975 that was missed in PR JuliaLang#19065.
Sacha0 · Nov 27, 2016 · 4cf8f62 · 4cf8f62
1 parent 38736a5
commit 4cf8f62
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/test/sparse/sparse.jl b/test/sparse/sparse.jl
@@ -1659,3 +1659,7 @@ let X = sparse([1 -1; -1 1])
  @test Y / 1 == Y
  end
 end
+
+# Check that `broadcast` methods specialized for unary operations over
+# `SparseMatrixCSC`s determine a reasonable return type. (Issue #18974.)
+@test eltype(sin.(spdiagm(Int64(1):Int64(4)))) == Float64