[Bug libstdc++/58358] [4.7/4.8/4.9 Regression] search_n has a Complexity violation for random access iterator

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58358

--- Comment #17 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Two nits: in the new testcase, remember to declare the test variable. Also, we
are standardizing on -std=gnu++11.