Make tests pass on Julia nightly

Author: baggepinnen

lib/ControlSystemsBase/test/test_statespace.jl

@@ -98,7 +98,11 @@
         @test C_111 .* C_222 == ss([-5 0 2 0; 0 -5 0 2; 0 0 -5 -3; 0 0 2 -9], [0 0; 0 0; 1 0; 0 2], [3 0 0 0; 0 3 0 0], 0)
         @test Ref(ss(1)) .* [C_111, C_111] == [C_111, C_111]
 
-        @test_broken @inferred C_111 * C_221
+        if version >= v"1.10.0-rc2"
+            @inferred C_111 * C_221
+        else
+            @test_broken @inferred C_111 * C_221
+        end
         @test_broken @inferred C_111 .* I(2)
 
         C_111_d = ssrand(1,1,2)

lib/ControlSystemsBase/test/test_transferfunction.jl

@@ -103,7 +103,11 @@ tf(vecarray(1, 2, [0], [0]), vecarray(1, 2, [1], [1]), 0.005)
 @test minreal(C_111.*C_222 - C_222.*C_111, 1e-3) == tf(ss(0*I(2))) # scalar times MIMO
 @test C_111 .* C_222 == (C_111 .* I(2)) * C_222
 
-@test_broken @inferred C_111 .* I(2)
+if version >= v"1.10.0-rc2"
+  @inferred C_111 .* I(2)
+else
+  @test_broken @inferred C_111 .* I(2)
+end
 
 C_111_d = tf(ssrand(1,1,2))
 M = ones(2,2)