On Sun, Jun 27, 2010 at 08:48:25PM +0300, Nikos Chantziaras wrote: > ... > It is allowed. Section 7.1.1, Paragraphs 2 and 3 of the C++ standard: > ...
Not in C. ISO/IEC 9899:1999 (aka C99), section 6.7.1, note 101: > The implementation may treat any register declaration simply as an auto > declaration. However, whether or not addressable storage is actually > used, the address of any part of an object declared with storage-class > specifier register cannot be computed, either explicitly (by use of the > unary & operator as discussed in 6.5.3.2) or implicitly (by converting > an array name to a pointer as discussed in 6.3.2.1). Thus, the only > operator that can be applied to an array declared with storage-class > specifier register is sizeof.
