[Bug libstdc++/50661] std::equal should use more efficient version for arrays of pointers

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50661

--- Comment #5 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-10-08 09:28:10 UTC ---
The analogy with copying and traits is enticing, but before reading Marc's
message, I wondered: for pointers, which kind of improvement are we talking
about? Comparing 64 bits at a time in a tight loop doesn't seem so bad...