bug in longlong.h

[Zimmermann Paul]

       Hi,

in the longlong.h file shipped with GMP 5.1.2, we have at lines 996-1030:

#if defined (__amd64__) && W_TYPE_SIZE == 64
...
#endif /* x86_64 */

I guess x86_64 should be __amd64__ in the #endif comment.

This is quite an annoying bug :-)

Paul Zimmermann