I don't have an official copy of the latest standard, but I don't
believe 0b
is anything other than a GNU extension. http://gcc.gnu.org/onlinedocs/gcc/Binary-constants.htmlYes, it's an extension, so use -pedantic as documented in the manual.
And why not have this option as the default to so to discourage or even prevent people from
using the extensions? Apostolos
