#include namespace abc { int g_file_global_int = 42; const int g_file_global_const_int = 1337; namespace { const int g_anon_namespace_const_int = 100; } } int main (int argc, char const *argv[]) { int unused = abc::g_file_global_const_int; int unused2 = abc::g_anon_namespace_const_int; return abc::g_file_global_int; // Set break point at this line. }