Test for 5-arg mul!

jishnub · jishnub · commit 4a8fc62d15da · 2025-04-10T12:00:35.000+05:30
diff --git a/test/matmul.jl b/test/matmul.jl
@@ -1207,6 +1207,9 @@ end
     A = ones(2,2)
     S = Symmetric(ones(2,2))
     @test mul!(similar(A), S, A, big(1), big(0)) ≈ S * A
+    C1 = mul!(similar(A), S, A, big(2), big(1))
+    C2 = mul!(similar(A), S, A, 2, 1)
+    @test C1 ≈ C2
 end
 
 end # module TestMatmul
