[Mono-devel-list] IKVM show stopper

Jeroen Frijters jeroen at sumatra.nl
Thu Jun 10 08:12:11 EDT 2004

Hello Paolo,

To fix an IKVM bug, I had to make a change to how MethodBuilder
instances are converted into their baked MethodInfo equivalents. This
exposed a bug in Mono's (0.95) ModuleBuilder.GetMethodToken().

The attached program demonstrates that ModuleBuilder.GetMethodToken()
allocates a new token, instead of returning the existing one, when it is
called with a MethodInfo (instead of a MethodBuilder).

I think the bug is in mono_image_create_token (reflection.c), as that
just blindly assigns a new token value when the passed in object is a

Also, if you look at the generated test.dll, you'll see that the actual
method token is also one off from the one reported by

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