Merge pull request #559 from marius311/master

make dot recursive like Base

Author: andyferris

src/linalg.jl

@@ -228,9 +228,9 @@ end
         return :(zero(promote_op(*, eltype(a), eltype(b))))
     end
 
-    expr = :(conj(a[1]) * b[1])
+    expr = :(adjoint(a[1]) * b[1])
     for j = 2:prod(S)
-        expr = :($expr + conj(a[$j]) * b[$j])
+        expr = :($expr + adjoint(a[$j]) * b[$j])
     end
 
     return quote

test/linalg.jl

@@ -116,6 +116,10 @@ using StaticArrays, Test, LinearAlgebra
         @test @inferred(dot(v1, -v2)) === -40
         @test @inferred(dot(v1*im, v2*im)) === 40*im*conj(im)
         @test @inferred(StaticArrays.bilinear_vecdot(v1*im, v2*im)) === 40*im*im
+        # inner product, whether via `dot` or written out as `x'*y`, should be recursive like Base:
+        @test @inferred(dot(@SVector[[1,2],[3,4]], @SVector[[1,2],[3,4]])) === 30
+        @test @inferred(@SVector[[1,2],[3,4]]' * @SVector[[1,2],[3,4]]) === 30
+
     end
 
     @testset "transpose() and conj()" begin