Не работает boost::regex_match

//---------------------------------------------------------------------------
#include <vcl.h>
 
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
namespace fs=boost::filesystem;
using namespace std;
//---------------------------------------------------------------------------
struct node
{
    typedef std::vector<node*> items_type;
    typedef items_type::iterator iterator;
 
    items_type items;
    fs::wpath path;
 
    node(){};
    node(std::wstring filepath):path(filepath){}
    node(fs::wpath _path):path(_path){}
    ~node()
        {
            iterator first= items.begin();
            iterator last = items.end();
 
            for(; first!=last; ++first) delete (*first);
        }
};
//---------------------------------------------------------------------------
bool my_find_includes(node* n)
{
    fs::wfstream ifs(n->path);
    if(ifs)
     {
         static const boost::wregex re(L"^\\s*#\\s*include\\s+[<\"](.*?)\\s*[>\"].*?$");
         boost::wsmatch m;
 
         std::wstring line;
 
         while( getline(ifs,line) )
             {
                 if( boost::regex_search(line,m,re) )
                     {
                         node* newnode= new node(m[1]);
                         my_find_includes(newnode);
                         n->items.push_back(newnode);
                     }
             }
     }
    else return false;
    return true;
}
//---------------------------------------------------------------------------
void ShowItems(TTreeNodes* Ns,TTreeNode * N, node* n)
{
     node::iterator first= n->items.begin();
     node::iterator last = n->items.end();
 
     for(; first!=last; ++first)
        {
            TTreeNode* NewNode=
                 Ns->AddChildObject(
                                         N,
                                        (*first)->path.native_file_string().c_str(),
                                        (*first));
 
            ShowItems(Ns,NewNode,*first);
        }
}
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
    : TForm(Owner)
{
 
}
//---------------------------------------------------------------------------
void __fastcall TForm1::AcRunExecute(TObject *Sender)
{
RichEditLog->Clear();
TreeView1->Items->Clear();
 
fs::wpath p( EditFileName->Text.w_str() ) ;
fs::current_path(p.parent_path() );
p=  p.filename();
 
Caption=  fs::current_path().native_file_string().c_str();
 
node* main= new node(p);
my_find_includes(main);
 
TreeView1->Items->AddObject(NULL,main->path.native_file_string().c_str(),main);
 
ShowItems(TreeView1->Items,TreeView1->Items->Item[0],main);
 
TreeView1->FullExpand();
 
delete main;
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::AcOpenFileExecute(TObject *Sender)
{
 if(OpenDialog1->Execute() )
  {
        EditFileName->Text= OpenDialog1->FileName;
  }
}
//---------------------------------------------------------------------------