[Bug libstdc++/51540] partial_sum (int *, int *, int *, multiplies < int >) does not use operator +(complex, complex)

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51540

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-12-13 
23:41:26 UTC ---
what has complex got to do with it?