Add test for inferability of index_sizes

JuliaArrays · Apr 7, 2017 · bfe0273 · bfe0273
1 parent 81c0a22
commit bfe0273
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/test/indexing.jl b/test/indexing.jl
@@ -124,4 +124,10 @@
         a[SVector{0,Int}()] = 5.0
         @test b == a
     end
+
+    @testset "inferabilty of index_sizes helper" begin
+        # see JuliaLang/julia#21244
+        # it's not about inferring the correct type, but about inference throwing an error
+        @test code_warntype(DevNull, StaticArrays.index_sizes, Tuple{Vararg{Any}}) == nothing
+    end
 end