(.gnu.linkonce.t.__tfQ23stdt13basic_filebuf...Compiling err

Hi All,

When I build a qnx c++ broject under qnx6.3.0 ide,I got the following compiling warning messages:

(.gnu.linkonce.t.__tfQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc+0x8): unresolvable relocation against symbol __tiQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc' (.gnu.linkonce.t.__tfQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc+0x18): unresolvable relocation against symbol __tiQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc’
(.gnu.linkonce.t.__tfQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc+0x25): unresolvable relocation against symbol __tiQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc' (.gnu.linkonce.t.__tfQ23stdt13basic_filebuf2ZcZQ23stdt11char_traits1Zc+0x1a): unresolvable relocation against symbol __tiQ23stdt15basic_streambuf2ZcZQ23stdt11char_traits1Zc’

I would be very appreciated for any advice.

thanks.

shilunz