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# benchmark1.cpp results
## VS 2017 15.9.7 64 bit (cl.exe 19.16, /EHsc /std:c++17)
### /Od
#### Compile time
```
variant2 (-DONLY_V2): 1837 ms
boost::variant (-DONLY_BV): 2627 ms
std::variant (-DONLY_SV): 1425 ms
```
#### Run time
```
N=100000000:
double: 9041 ms; S=7.14286e+14
variant2: 48367 ms; S=7.14286e+14
boost::variant: 102776 ms; S=7.14286e+14
std::variant: 40590 ms; S=7.14286e+14
N=100000000:
double: 9029 ms; S=7.14286e+14
variant2: 92962 ms; S=7.14286e+14
boost::variant: 110441 ms; S=7.14286e+14
std::variant: 92974 ms; S=7.14286e+14
```
### /O2 /DNDEBUG
#### Compile time
```
variant2 (-DONLY_V2): 2571 ms
boost::variant (-DONLY_BV): 3335 ms
std::variant (-DONLY_SV): 1903 ms
```
#### Run time
```
N=100000000:
double: 1949 ms; S=7.14286e+14
variant2: 4176 ms; S=7.14286e+14
boost::variant: 11312 ms; S=7.14286e+14
std::variant: 4617 ms; S=7.14286e+14
N=100000000:
double: 1949 ms; S=7.14286e+14
variant2: 11807 ms; S=7.14286e+14
boost::variant: 15632 ms; S=7.14286e+14
std::variant: 10725 ms; S=7.14286e+14
```
## g++ 7.4.0 -std=c++17 (Cygwin 64 bit)
### -O0
#### Compile time
```
variant2 (-DONLY_V2): 2734 ms
boost::variant (-DONLY_BV): 4308 ms
std::variant (-DONLY_SV): 2298 ms
```
#### Run time
```
N=100000000:
double: 3620 ms; S=7.14286e+14
variant2: 29214 ms; S=7.14286e+14
boost::variant: 88492 ms; S=7.14286e+14
std::variant: 39510 ms; S=7.14286e+14
N=100000000:
double: 3642 ms; S=7.14286e+14
variant2: 75822 ms; S=7.14286e+14
boost::variant: 96680 ms; S=7.14286e+14
std::variant: 66411 ms; S=7.14286e+14
```
### -O1
#### Compile time
```
variant2 (-DONLY_V2): 2103 ms
boost::variant (-DONLY_BV): 3398 ms
std::variant (-DONLY_SV): 1841 ms
```
#### Run time
```
N=100000000:
double: 1576 ms; S=7.14286e+14
variant2: 3424 ms; S=7.14286e+14
boost::variant: 4356 ms; S=7.14286e+14
std::variant: 3764 ms; S=7.14286e+14
N=100000000:
double: 1582 ms; S=7.14286e+14
variant2: 9062 ms; S=7.14286e+14
boost::variant: 9603 ms; S=7.14286e+14
std::variant: 8825 ms; S=7.14286e+14
```
### -O2 -DNDEBUG
#### Compile time
```
variant2 (-DONLY_V2): 2276 ms
boost::variant (-DONLY_BV): 3647 ms
std::variant (-DONLY_SV): 2111 ms
```
#### Run time
```
N=100000000:
double: 1643 ms; S=7.14286e+14
variant2: 3070 ms; S=7.14286e+14
boost::variant: 3385 ms; S=7.14286e+14
std::variant: 3880 ms; S=7.14286e+14
N=100000000:
double: 1622 ms; S=7.14286e+14
variant2: 8101 ms; S=7.14286e+14
boost::variant: 8611 ms; S=7.14286e+14
std::variant: 8694 ms; S=7.14286e+14
```
### -O3 -DNDEBUG
#### Compile time
```
variant2 (-DONLY_V2): 2390 ms
boost::variant (-DONLY_BV): 3768 ms
std::variant (-DONLY_SV): 2094 ms
```
#### Run time
```
N=100000000:
double: 1611 ms; S=7.14286e+14
variant2: 2975 ms; S=7.14286e+14
boost::variant: 3232 ms; S=7.14286e+14
std::variant: 3726 ms; S=7.14286e+14
N=100000000:
double: 1603 ms; S=7.14286e+14
variant2: 8157 ms; S=7.14286e+14
boost::variant: 8419 ms; S=7.14286e+14
std::variant: 8659 ms; S=7.14286e+14
```
## clang++ 5.0.1 -std=c++17 -stdlib=libc++ (Cygwin 64 bit)
### -O0
#### Compile time
```
variant2 (-DONLY_V2): 2190 ms
boost::variant (-DONLY_BV): 3537 ms
std::variant (-DONLY_SV): 2151 ms
```
#### Run time
```
N=100000000:
double: 6063 ms; S=7.14286e+14
variant2: 23616 ms; S=7.14286e+14
boost::variant: 92730 ms; S=7.14286e+14
std::variant: 23160 ms; S=7.14286e+14
N=100000000:
double: 6054 ms; S=7.14286e+14
variant2: 52738 ms; S=7.14286e+14
boost::variant: 96896 ms; S=7.14286e+14
std::variant: 72595 ms; S=7.14286e+14
```
### -O1
#### Compile time
```
variant2 (-DONLY_V2): 2722 ms
boost::variant (-DONLY_BV): 4337 ms
std::variant (-DONLY_SV): 2697 ms
```
#### Run time
```
N=100000000:
double: 2171 ms; S=7.14286e+14
variant2: 9280 ms; S=7.14286e+14
boost::variant: 51478 ms; S=7.14286e+14
std::variant: 5642 ms; S=7.14286e+14
N=100000000:
double: 2171 ms; S=7.14286e+14
variant2: 22166 ms; S=7.14286e+14
boost::variant: 54084 ms; S=7.14286e+14
std::variant: 14330 ms; S=7.14286e+14
```
### -O2 -DNDEBUG
#### Compile time
```
variant2 (-DONLY_V2): 2499 ms
boost::variant (-DONLY_BV): 3826 ms
std::variant (-DONLY_SV): 2645 ms
```
#### Run time
```
N=100000000:
double: 1604 ms; S=7.14286e+14
variant2: 2726 ms; S=7.14286e+14
boost::variant: 6662 ms; S=7.14286e+14
std::variant: 3869 ms; S=7.14286e+14
N=100000000:
double: 1598 ms; S=7.14286e+14
variant2: 8136 ms; S=7.14286e+14
boost::variant: 9236 ms; S=7.14286e+14
std::variant: 6279 ms; S=7.14286e+14
```
### -O3 -DNDEBUG
#### Compile time
```
variant2 (-DONLY_V2): 2509 ms
boost::variant (-DONLY_BV): 3845 ms
std::variant (-DONLY_SV): 2638 ms
```
#### Run time
```
N=100000000:
double: 1592 ms; S=7.14286e+14
variant2: 2697 ms; S=7.14286e+14
boost::variant: 6648 ms; S=7.14286e+14
std::variant: 3826 ms; S=7.14286e+14
N=100000000:
double: 1614 ms; S=7.14286e+14
variant2: 8035 ms; S=7.14286e+14
boost::variant: 9221 ms; S=7.14286e+14
std::variant: 6319 ms; S=7.14286e+14
```
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