[boost] boost::chrono problem with gcc-4.6.3

Subject: [boost] boost::chrono problem with gcc-4.6.3
From: Neo Apostol (neo.apostol_at_[hidden])
Date: 2012-11-26 17:51:44

Hello everyone.
I use android-ndk (http://www.crystax.net/en/android/ndk/7) with boost-1.49.
My code includes boost::chrono, and when I use gcc-4.4.3 everything goes
fine,
but when I swith on the gcc-4.6.3 (APP_USE_CPP0X := true) so than i get a
strange mistake.

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
 line 243, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp
C/C++ Problem  'u16string' in namespace 'std' does not name a type TestCore
 line 242, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp
C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 250, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 249, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 287, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 286, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 294, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 293, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 331, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 330, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 338, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u32string' in namespace 'std' does not name a type TestCore
line 337, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 375, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp

C/C++ Problem 'u16string' in namespace 'std' does not name a type TestCore
line 374, external location:
/Users/user/Mobile/android-ndk-crystax/sources/boost/boost/ratio/ratio_io.hpp
...............................................

Does somebody can help me?