fix compiler tests

Author: oscardssmith

Compiler/test/inference.jl

@@ -1597,9 +1597,12 @@ let memoryref_tfunc(@nospecialize xs...) = Compiler.memoryref_tfunc(Compiler.fal
     @test memoryref_tfunc(MemoryRef{Int}, Int, Symbol) == Union{}
     @test memoryref_tfunc(MemoryRef{Int}, Int, Bool) == MemoryRef{Int}
     @test memoryref_tfunc(MemoryRef{Int}, Int, Vararg{Bool}) == MemoryRef{Int}
-    @test memoryref_tfunc(Memory{Int}, Int) == Union{}
-    @test memoryref_tfunc(Any, Any, Any) == Any # also probably could be GenericMemoryRef
-    @test memoryref_tfunc(Any, Any) == Any # also probably could be GenericMemoryRef
+    @test memoryref_tfunc(Memory{Int}, Int) == MemoryRef{Int}
+    @test memoryref_tfunc(Memory{Int}, Int, Symbol) == Union{}
+    @test memoryref_tfunc(Memory{Int}, Int, Bool) == MemoryRef{Int}
+    @test memoryref_tfunc(Memory{Int}, Int, Vararg{Bool}) == MemoryRef{Int}
+    @test memoryref_tfunc(Any, Any, Any) == GenericMemoryRef
+    @test memoryref_tfunc(Any, Any) == GenericMemoryRef
     @test memoryref_tfunc(Any) == GenericMemoryRef
     @test memoryrefget_tfunc(MemoryRef{Int}, Symbol, Bool) === Int
     @test memoryrefget_tfunc(MemoryRef{Int}, Any, Any) === Int