in -std=gnu++11 mode. llvm-svn: 154654
a type specifier and can be combined with unsigned. This allows libstdc++4.7 to be used with clang in c++98 mode. Several other changes are still required for libstdc++4.7 to work with clang in c++11 mode. llvm-svn: 153999
Conditionally include headers which older STL implementations don't provide. llvm-svn: 150526
llvm-svn: 83042