se4u / benchmark-go-vs-c-vs-python Goto Github PK

rastogi@MacBook Fri Nov 23 2018 17:12:24
$ ./loop.mk
clang -O0 loop.c -o loop.o0
clang -O1 loop.c -o loop.o1
clang -O2 loop.c -o loop.o2
clang -O3 loop.c -o loop.o3
clang -Ofast loop.c -o loop.ofast
go build loop.go
time ./loop.o0
4999999950000000
        0.29 real         0.29 user         0.00 sys
time ./loop.o1
4999999950000000
        0.00 real         0.00 user         0.00 sys
time ./loop.o2
4999999950000000
        0.00 real         0.00 user         0.00 sys
time ./loop.o3
4999999950000000
        0.00 real         0.00 user         0.00 sys
time ./loop.ofast
4999999950000000
        0.00 real         0.00 user         0.00 sys
time ./loop
4999999950000000
        0.04 real         0.04 user         0.00 sys
time python loop.py
49999995000000
        1.63 real         1.61 user         0.01 sys