A few tweaks for ggoebel

(Who may not rest until he actually reports these bugs)

Niecza.proj

@@ -43,7 +43,7 @@
         Outputs="obj\Kernel.dll">
         <Csc Sources="lib\Kernel.cs;lib\Cursor.cs" TargetType="library"
             OutputAssembly="obj\Kernel.dll"/>
-        <Exec Condition="$(UseAOT) == 'Y'"
+        <Exec Condition="$(UseAOT) == 'Y'" ContinueOnError="true"
             Command="mono --aot obj\Kernel.dll"/>
     </Target>
 
@@ -67,22 +67,25 @@
         <Csc Sources="obj\CORE.cs" TargetType="library"
             AdditionalLibPaths="obj" OutputAssembly="obj\CORE.dll"
             References="SAFE.dll;Kernel.dll"/>
-        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\CORE.dll"/>
+        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\CORE.dll"
+            ContinueOnError="true"/>
     </Target>
 
     <Target Name="SAFE.dll" Inputs="obj\SAFE.cs;obj\Kernel.dll"
         Outputs="obj\SAFE.dll" DependsOnTargets="SAFE.cs;Kernel.dll">
         <Csc Sources="obj\SAFE.cs" TargetType="library"
             AdditionalLibPaths="obj" OutputAssembly="obj\SAFE.dll"
             References="Kernel.dll"/>
-        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\SAFE.dll"/>
+        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\SAFE.dll"
+            ContinueOnError="true"/>
     </Target>
 
     <Target Name="Test.dll" Inputs="obj\Test.cs;obj\CORE.dll;obj\Kernel.dll" Outputs="obj\Test.dll" DependsOnTargets="Test.cs;CORE.dll;Kernel.dll">
         <Csc Sources="obj\Test.cs" TargetType="library"
             AdditionalLibPaths="obj" OutputAssembly="obj\Test.dll"
             References="CORE.dll;SAFE.dll;Kernel.dll"/>
-        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\Test.dll"/>
+        <Exec Condition="$(UseAOT) == 'Y'" Command="mono --aot obj\Test.dll"
+            ContinueOnError="true"/>
     </Target>
 
     <!-- Proper compiler bits -->

README.pod

@@ -13,7 +13,7 @@ C<test.pl>.
 
 =item *
 
-Mono (2.6.4 recommended)
+Mono.  2.6.4 and later are well-tested, though success has been reported with 2.4.x as well.  ggoebel on #perl6 reports that 2.6.7 fails with a bus error on OS X 10.4 x86, but 2.6.4 works; 2.6.7 is fine on other platforms.
 
 =item *
 
@@ -32,7 +32,7 @@ File::ShareDir, and YAML::XS from CPAN
 
 =head1 USING
 
-    $ xbuild
+    $ xbuild # see note
     ... snip build spam ...
     $ ./niecza_eval
     > say 2 + 2
@@ -42,6 +42,10 @@ File::ShareDir, and YAML::XS from CPAN
     4
     $
 
+Note: Some versions of xbuild seem to ignore the ContinueOnError hint, and some
+builds of mono do not support C<--aot>.  If both factors combine, you will need
+to change C<UseAOT> to C<N> in Niecza.proj for the build to succeed.
+
 =head1 COPYRIGHT AND LICENSE
 
 Niecza is Copyright 2010 Stefan O'Rear et al.  It may be used and distributed