[Mono-dev] PrelinkAll leads to assertion failure

[Zoltan Varga]

Hi,

  This is now fixed in HEAD/2.10 branch.

                    Zoltan

On Tue, Jan 3, 2012 at 1:34 PM, Martin Däumler <mdae at cs.tu-chemnitz.de>wrote:

> Hello,
>
> I wanted to use Marshal.PrelinkAll() in order to pre-initialize a
> PInvoke. Unfortunately, executing this method leads to an assertion
> failure on x86/Linux. The C# code is quite simple:
>
> using System;
> using System.Runtime.InteropServices;
> class Test1
> {
>        [DllImport("libpinvoke")]
>        public static extern int pinvoke(int value);
>
>        static void Main (string[] args)
>        {
>                Marshal.PrelinkAll(typeof(Test1));
>                int ret = pinvoke(1);
>                Console.WriteLine("return value: " + ret.ToString());
>        }
> }
>
> .. as well as the library code (pinvoke.c):
>
> int pinvoke( int value ) {
>        return value;
> }
>
> The full example including Makefile can be downloaded [1].
> Surprisingly, the assertion is raised by Mono 2.6.1 and
> 2.10.7, but not by Mono 2.8.2 (the versions I tested).
> Further, the assertion is not raised when the C# code
> was AOT-compiled in advance (works with each tested Mono
> version).
>
> Is it a bug or a feature?
>
>
> With kind regards,
> Martin Däumler
>
>
> [1] http://www-user.tu-chemnitz.de/~mdae/PrelinkAllTest.tar
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