diff --git a/uppsrc/ide/Debuggers/Gdb_MI2.cpp b/uppsrc/ide/Debuggers/Gdb_MI2.cpp
index f01734f3f..8d659eac2 100644
--- a/uppsrc/ide/Debuggers/Gdb_MI2.cpp
+++ b/uppsrc/ide/Debuggers/Gdb_MI2.cpp
@@ -158,9 +158,9 @@ void Gdb_MI2::Run()
 	IdeActivateBottom();
 }
 
-#ifdef PLATFORM_POSIX
 void Gdb_MI2::AsyncBrk()
 {
+#ifdef PLATFORM_POSIX
 	// send interrupt command to debugger
 	if(!InterruptDebugger())
 		return;
@@ -174,8 +174,8 @@ void Gdb_MI2::AsyncBrk()
 		if(stopped)
 			break;
 	}
-}
 #endif
+}
 
 #ifdef flagMT
 // mutex-protected functions
@@ -966,7 +966,7 @@ void Gdb_MI2::SyncLocals()
 			if(name == "this")
 				continue;
 	
-			localVars.Add(VarItem(this, name));
+			localVars.AddPick(VarItem(this, name));
 		}
 
 		// create a VarItem for each variable and put evaluation results
@@ -1038,7 +1038,7 @@ void Gdb_MI2::SyncLocals(Vector<VarItem> localVars)
 			if(name == "this")
 				continue;
 	
-			localVars.Add(VarItem(this, name));
+			localVars.AddPick(VarItem(this, name));
 		}
 
 		// create a VarItem for each variable and put evaluation results
@@ -1291,7 +1291,7 @@ void Gdb_MI2::SyncWatches()
 					exp = watches.Get(iWatch, 0);
 				}
 				watchesExpressions << exp;
-				watchesVars.Add(VarItem(this, exp));
+				watchesVars.AddPick(VarItem(this, exp));
 				val = watchesVars.Top().value;
 				watchesValues.Add(val);
 				{
@@ -1343,7 +1343,7 @@ void Gdb_MI2::SyncWatches(Vector<VarItem> watchesVars)
 		{
 			String exp = watches.Get(iWatch, 0);
 			watchesExpressions << exp;
-			watchesVars.Add(VarItem(this, exp));
+			watchesVars.AddPick(VarItem(this, exp));
 			String val = watchesVars.Top().value;
 			watchesValues.Add(val);
 			watches.Set(iWatch, 1, val);
diff --git a/uppsrc/ide/Debuggers/Gdb_MI2.h b/uppsrc/ide/Debuggers/Gdb_MI2.h
index bc07b842a..e6273cbfe 100644
--- a/uppsrc/ide/Debuggers/Gdb_MI2.h
+++ b/uppsrc/ide/Debuggers/Gdb_MI2.h
@@ -54,11 +54,9 @@ class Gdb_MI2 : public Debugger, public ParentCtrl
 		bool InterruptDebugger(void);
 #endif
 
-#ifdef PLATFORM_POSIX
 		// current command break support -- ONLY POSIX, by now
 		// used to speed up operations in MT mode
 		bool InterruptCommand(void);
-#endif
 	
 		// used to post and kill timed callbacks
 		TimeCallback timeCallback;
diff --git a/uppsrc/ide/Debuggers/Gdb_MI2Explore.cpp b/uppsrc/ide/Debuggers/Gdb_MI2Explore.cpp
index 6b9f079da..ebf704c8b 100644
--- a/uppsrc/ide/Debuggers/Gdb_MI2Explore.cpp
+++ b/uppsrc/ide/Debuggers/Gdb_MI2Explore.cpp
@@ -37,7 +37,7 @@ void Gdb_MI2::SyncExplorer()
 			if(vItem.kind == VarItem::COMPLEX)
 				children = vItem.GetChildren();
 			else
-				children << vItem;
+				children.AddPick(vItem);
 	
 			RaiseIfStop();
 	
@@ -109,7 +109,7 @@ void Gdb_MI2::SyncExplorer(Vector<VarItem> children)
 		if(vItem.kind == VarItem::COMPLEX)
 			children = vItem.GetChildren();
 		else
-			children << vItem;
+			children.AddPick(vItem);
 
 		// fill explorer memners expressions, short expressions and values
 		explorerExpressions.Clear();
diff --git a/uppsrc/ide/Debuggers/VarItem.cpp b/uppsrc/ide/Debuggers/VarItem.cpp
index 885e87cef..2e8076cf3 100644
--- a/uppsrc/ide/Debuggers/VarItem.cpp
+++ b/uppsrc/ide/Debuggers/VarItem.cpp
@@ -39,7 +39,7 @@ VarItem::~VarItem()
 	Clear();
 }
 
-VarItem const &VarItem::operator=(pick_ VarItem &v)
+VarItem& VarItem::operator=(pick_ VarItem &v)
 {
 	if(!varName.IsEmpty() && varName.Find('.') < 0)
 		debugger->MICmd("var-delete " + varName);
@@ -167,11 +167,11 @@ Vector<VarItem>  VarItem::GetChildren0(MIValue const &val, String const &prePath
 			MIValue val2 = debugger->MICmd("var-list-children 1 " + nam);
 			if(!val2.IsTuple())
 				continue;
-			res.Append(GetChildren0(val2, prePath));
+			res.AppendPick(GetChildren0(val2, prePath));
 		}
 		else
 		{
-			VarItem &v = res.Add(VarItem(debugger));
+			VarItem &v = res.AddPick(VarItem(debugger));
 			v.empty = false;
 			v.varName = nam;
 			v.shortExpression = prePath + "." + exp;
diff --git a/uppsrc/ide/Debuggers/VarItem.h b/uppsrc/ide/Debuggers/VarItem.h
index 6b6012e89..1d147de7f 100644
--- a/uppsrc/ide/Debuggers/VarItem.h
+++ b/uppsrc/ide/Debuggers/VarItem.h
@@ -90,7 +90,7 @@ class VarItem : Moveable<VarItem>
 		
 		// copy (pick)
 		VarItem(pick_ VarItem &v);
-		VarItem const &operator=(pick_ VarItem &v);
+		VarItem& operator=(pick_ VarItem &v);
 		
 		// get children
 		Vector<VarItem>GetChildren(void);