Look at the source file first, its very short. $ g++ -c -save-temps main.cpp main.cpp:4: error: expected unqualified-id before ‘!’ token $ g++ --version g++ (GCC) 4.0.2 20051125 (Red Hat 4.0.2-8) Copyright (C) 2005 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. $ cat /proc/version Linux version 2.6.17-1.2142_FC4smp (bhcompile@hs20-bc1-4.build.redhat.com) (gcc version 4.0.2 20051125 (Red Hat 4.0.2-8)) #1 SMP Tue Jul 11 22:57:02 EDT 2006
Created attachment 12459 [details] Source file for the code that created the bug.
Created attachment 12460 [details] The *.ii file created by the compiler from the source file.
not a bug: per section 2.5 of the Standard 'not' is an alternative token for '!'