On 19 January 2011 00:39, Nick Stokes wrote: > > We stage the compilers, install, and test them on the compute nodes. > Everything seems ok. But on the login node the C++ compiler spits out > the following errors (for a simple hello world program): > > $ g++ hello.cpp > In file included from > /opt/gcc/4.4.3/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.4.3/../../../../include/c++/4.4.3/bits/localefwd.h:42, > from > /opt/gcc/4.4.3/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.4.3/../../../../include/c++/4.4.3/ios:42, > from > /opt/gcc/4.4.3/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.4.3/../../../../include/c++/4.4.3/ostream:40, > from > /opt/gcc/4.4.3/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.4.3/../../../../include/c++/4.4.3/iostream:40, > from main.cpp:1: > /opt/gcc/4.4.3/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.4.3/../../../../include/c++/4.4.3/x86_64-unknown-linux-gnu/bits/c++locale.h:52: > error: 'uselocale' was not declared in this scope This indicates that the compiler was built on a system which had the necessary pieces for the C++ runtime library to be configured with --enable-clocale=gnu (it will be used automatically if configure detects it is supported) Apparently on the system where it's installed something is missing. Probably something in glibc, as Ian suggests.