./MonoDevelop.SourceEditor.Gui/SourceEditorWidget.cs(211,6): warning CS0642: Possible mistaken empty statement

** (/usr/local/lib/mono/2.0/gmcs.exe:25748): WARNING **: The following assembly referenced from /usr/local/src/monodevelop/build/AddIns/MonoDevelop.Ide.dll could not be loaded:
     Assembly:   monodoc    (assemblyref_index=18)
     Version:    1.0.0.0
     Public Key: 0738eb9f132ed756
The assembly was not found in the Global Assembly Cache, a path listed in the MONO_PATH environment variable, or in the location of the executing assembly (/usr/local/src/monodevelop/build/AddIns/).


** (/usr/local/lib/mono/2.0/gmcs.exe:25748): WARNING **: Could not load file or assembly 'monodoc, Version=1.0.0.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756' or one of its dependencies.
Stacktrace:

  at (wrapper managed-to-native) System.Reflection.MonoMethodInfo.get_method_info (intptr,System.Reflection.MonoMethodInfo&) <0x00004>
  at (wrapper managed-to-native) System.Reflection.MonoMethodInfo.get_method_info (intptr,System.Reflection.MonoMethodInfo&) <0xffffffff>
  at System.Reflection.MonoMethod.get_Attributes () <0x00025>
  at System.Reflection.MethodBase.get_IsVirtual () <0x0000c>
  at Mono.CSharp.MemberCache.AddMethods (System.Reflection.BindingFlags,System.Type) <0x001a4>
  at Mono.CSharp.MemberCache.AddMethods (System.Type) <0x0002b>
  at Mono.CSharp.MemberCache..ctor (Mono.CSharp.IMemberContainer) <0x00164>
  at Mono.CSharp.TypeHandle..ctor (System.Type) <0x0013f>
  at Mono.CSharp.TypeHandle.GetTypeHandle (System.Type) <0x0004e>
  at Mono.CSharp.TypeHandle.GetMemberCache (System.Type) <0x0000b>
  at Mono.CSharp.TypeManager.MemberLookup_FindMembers (System.Type,System.Reflection.MemberTypes,System.Reflection.BindingFlags,string,bool&) <0x0022a>
  at Mono.CSharp.TypeManager.RealMemberLookup (System.Type,System.Type,System.Type,System.Reflection.MemberTypes,System.Reflection.BindingFlags,string,System.Collections.IList) <0x00192>
  at Mono.CSharp.TypeManager.MemberLookup (System.Type,System.Type,System.Type,System.Reflection.MemberTypes,System.Reflection.BindingFlags,string,System.Collections.IList) <0x0001f>
  at Mono.CSharp.Expression.MemberLookup (System.Type,System.Type,System.Type,string,System.Reflection.MemberTypes,System.Reflection.BindingFlags,Mono.CSharp.Location) <0x00061>
  at Mono.CSharp.Expression.MemberLookup (System.Type,System.Type,System.Type,string,Mono.CSharp.Location) <0x0001d>
  at Mono.CSharp.MemberAccess.DoResolve (Mono.CSharp.EmitContext,Mono.CSharp.Expression) <0x002dc>
  at Mono.CSharp.MemberAccess.DoResolve (Mono.CSharp.EmitContext) <0x0000f>
  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext,Mono.CSharp.ResolveFlags) <0x00142>
  at Mono.CSharp.Invocation.DoResolve (Mono.CSharp.EmitContext) <0x000c1>
  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext,Mono.CSharp.ResolveFlags) <0x00142>
  at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext) <0x00012>
  at Mono.CSharp.ExpressionStatement.ResolveStatement (Mono.CSharp.EmitContext) <0x00016>
  at Mono.CSharp.StatementExpression.Resolve (Mono.CSharp.EmitContext) <0x0001f>
  at Mono.CSharp.Block.Resolve (Mono.CSharp.EmitContext) <0x001ef>
  at Mono.CSharp.Block.Resolve (Mono.CSharp.EmitContext) <0x001ef>
  at Mono.CSharp.Block.Resolve (Mono.CSharp.EmitContext) <0x001ef>
  at Mono.CSharp.EmitContext.ResolveTopBlock (Mono.CSharp.EmitContext,Mono.CSharp.ToplevelBlock,Mono.CSharp.Parameters,Mono.CSharp.IMethodData,bool&) <0x0018a>
  at Mono.CSharp.EmitContext.EmitTopBlock (Mono.CSharp.IMethodData,Mono.CSharp.ToplevelBlock) <0x00048>
  at Mono.CSharp.MethodData.Emit (Mono.CSharp.DeclSpace) <0x00162>
  at Mono.CSharp.Method.Emit () <0x00017>
  at Mono.CSharp.TypeContainer.EmitType () <0x002e9>
  at Mono.CSharp.RootContext.EmitCode () <0x00206>
  at Mono.CSharp.Driver.MainDriver (string[]) <0x00a55>
  at Mono.CSharp.Driver.Main (string[]) <0x00055>
  at (wrapper runtime-invoke) System.Object.runtime_invoke_int_string[] (object,intptr,intptr,intptr) <0xffffffff>

Native stacktrace:

        /usr/local/bin/mono [0x80160d34]
        /usr/local/bin/mono [0x801468a2]
        [0x40018440]
        [0x40e75c59]
        [0x4133f11e]
        [0x4133f0d5]
        [0x4133eae5]
        [0x4133e914]
        [0x4133b75d]
        [0x4133e898]
        [0x4133e717]
        [0x4133e644]
        [0x4134c313]
        [0x4134bd4b]
        [0x4134bb98]
        [0x4134b82a]
        [0x41356dd6]
        [0x41355f0d]
        [0x41355c18]
        [0x4134b443]
        [0x413555a2]
        [0x4134b443]
        [0x4134b283]
        [0x41354aaf]
        [0x4138b3e8]
        [0x4137b260]
        [0x4137b260]
        [0x4137b260]
        [0x4137add3]
        [0x41377a69]
        [0x41377333]
        [0x41377168]
        [0x41375b12]
        [0x4137463f]
        [0x409e195e]
        [0x409dfa0e]
        [0x409d5075]
        /usr/local/bin/mono [0x8014662b]
        /usr/local/bin/mono(mono_runtime_invoke+0x46) [0x800ae196]
        /usr/local/bin/mono(mono_runtime_exec_main+0x17f) [0x800b35ff]
        /usr/local/bin/mono(mono_runtime_run_main+0x25b) [0x800b38db]
        /usr/local/bin/mono(mono_jit_exec+0xc1) [0x800136b1]
        /usr/local/bin/mono(mono_main+0x120b) [0x8001496b]
        /usr/local/bin/mono(main+0x3a) [0x800130aa]
        /lib/libc.so.6(__libc_start_main+0xdc) [0x4013cf0c]
        /usr/local/bin/mono [0x80012f91]

Debug info from gdb:

Using host libthread_db library "/lib/libthread_db.so.1".
0x40018402 in _start () from /lib/ld-linux.so.2


=================================================================
Got a SIGSEGV while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries 
used by your application.
=================================================================

/bin/sh: line 1: 25748 Aborted                 /usr/local/bin/gmcs -codepage:utf8 /resource:texteditoraddin.glade /resource:EditorBindings.glade ./MonoDevelop.SourceEditor/SourceViewService.cs ./MonoDevelop.SourceEditor.Properties/TextEditorProperties.cs ./MonoDevelop.SourceEditor.InsightWindow/IInsightDataProvider.cs ./MonoDevelop.SourceEditor.InsightWindow/IndexerInsightDataProvider.cs ./MonoDevelop.SourceEditor.InsightWindow/InsightWindow.cs ./MonoDevelop.SourceEditor.InsightWindow/MethodInsightDataProvider.cs ./MonoDevelop.SourceEditor.Gui/SourceEditorBuffer.cs ./MonoDevelop.SourceEditor.Gui/SourceEditorDisplayBinding.cs ./MonoDevelop.SourceEditor.Gui/SourceEditorView.cs ./MonoDevelop.SourceEditor.Gui/SourceEditorWidget.cs ./MonoDevelop.SourceEditor.Gui/LanguageItemWindow.cs ./MonoDevelop.SourceEditor.Gui.OptionPanels/BehaviorTextEditorPanel.cs ./MonoDevelop.SourceEditor.Gui.OptionPanels/CodeTemplatePanel.cs ./MonoDevelop.SourceEditor.Gui.OptionPanels/GeneralTextEditorPanel.cs ./MonoDevelop.SourceEditor.Gui.OptionPanels/MarkersTextEditorPanel.cs ./MonoDevelop.SourceEditor.Gui.OptionPanels/SyntaxHighlightingPanel.cs ./MonoDevelop.SourceEditor.Document/DefaultFormattingStrategy.cs ./MonoDevelop.SourceEditor.FormattingStrategy/IFormattableDocument.cs ./MonoDevelop.SourceEditor.FormattingStrategy/IFormattingStrategy.cs ./MonoDevelop.SourceEditor.FormattingStrategy/IndentStyle.cs ./MonoDevelop.SourceEditor.Gui.Dialogs/EditTemplateGroupDialog.cs ./MonoDevelop.SourceEditor.Gui.Dialogs/GotoLineNumberDialog.cs ./MonoDevelop.SourceEditor/EditorCommands.cs ./MonoDevelop.SourceEditor.Actions/IEditAction.cs ./MonoDevelop.SourceEditor.Actions/EditActionCollection.cs ./MonoDevelop.SourceEditor.Actions/DefaultEditActions.cs ./MonoDevelop.SourceEditor.Codons/EditActionCodon.cs ./MonoDevelop.SourceEditor/Services.cs AssemblyInfo.cs -out:../../build/AddIns/MonoDevelop.SourceEditor.dll -t:library -r:System -r:System.Drawing -r:System.Xml -r:../../build/bin/MonoDevelop.Core.dll -r:../../build/AddIns/MonoDevelop.Core.Gui.dll -r:../../build/AddIns/MonoDevelop.Ide.dll -r:../../build/AddIns/MonoDevelop.Projects.dll -r:../../build/AddIns/MonoDevelop.Projects.Gui.dll -r:../../build/AddIns/MonoDevelop.Components.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/pango-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/atk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gdk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gtk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/glib-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gnome-vfs-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/glade-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/pango-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/atk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gdk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gtk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/glib-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gconf-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gconf-sharp-peditors.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gnome-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/pango-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/atk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gdk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gtk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/art-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gnome-vfs-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/glib-sharp.dll -r:/usr/lib/mono/gtksourceview-sharp-2.0/gtksourceview-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gnome-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/pango-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/atk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gdk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gtk-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/art-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/gnome-vfs-sharp.dll -r:/usr/lib/pkgconfig/../../lib/mono/gtk-sharp-2.0/glib-sharp.dll
make[2]: *** [../../build/AddIns/MonoDevelop.SourceEditor.dll] Error 134
make[2]: Leaving directory `/usr/local/src/monodevelop/Extras/MonoDevelop.SourceEditor'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/local/src/monodevelop/Extras'
make: *** [all-recursive] Error 1