https://issues.dlang.org/show_bug.cgi?id=6192
--- Comment #7 from Andrei Alexandrescu <and...@erdani.com> --- (In reply to Andrei Alexandrescu from comment #6) > https://github.com/D-Programming-Language/phobos/pull/3922 With this PR and the command line: dmd -O -inline -release -run sort-benchmark.d 6000000 the output is: sort-sort2 benchmarks (milliseconds), N=6000000: Random distribution: sort: 696 sort2: 680 Already sorted arrays: sort: 122 sort2: 113 Inverted order arrays: sort: 132 sort2: 224 Few random doubles appended to the sorted arrays: sort: 244 sort2: 234 --