Merge pull request #743 from SciML/myb/precomp

Fix duplicate method definition

Author: YingboMa

Project.toml

@@ -1,7 +1,7 @@
 name = "ModelingToolkit"
 uuid = "961ee093-0014-501f-94e3-6117800e7a78"
 authors = ["Chris Rackauckas <[email protected]>"]
-version = "5.0.0"
+version = "5.0.1"
 
 [deps]
 ArrayInterface = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"

src/register_function.jl

@@ -45,7 +45,14 @@ macro register(expr, Ts = [Num, Symbolic, Real])
             end
         end)
     end
-    push!(ex.args, :((::$typeof($promote_symtype))(::$typeof($f), args...) = $ret_type))
+    push!(
+          ex.args,
+          quote
+              if $!($hasmethod($promote_symtype, $Tuple{$typeof($f), $Vararg}))
+                  (::$typeof($promote_symtype))(::$typeof($f), args...) = $ret_type
+              end
+          end
+         )
     esc(ex)
 end