I've just upgraded to Fedora 17. There are some warnings and errors when compiling the simplest hello world codes. The errors are below:
Warning #2928: the __GXX_EXPERIMENTAL_CXX0X__ macro is disabled when using GNU version 4.6 with the c++0x option /usr/include/c++/4.7.0/ext/atomicity.h(48): error: identifier "__ATOMIC_ACQ_REL" is undefined { return __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } ^ /usr/include/c++/4.7.0/ext/atomicity.h(48): error: identifier "__atomic_fetch_add" is undefined { return __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } ^ /usr/include/c++/4.7.0/ext/atomicity.h(52): error: identifier "__ATOMIC_ACQ_REL" is undefined { __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } ^ /usr/include/c++/4.7.0/ext/atomicity.h(52): error: identifier "__atomic_fetch_add" is undefined { __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } ^ compilation aborted for main.cpp (code 2)Any suggestions?





