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Peter Dimov
2019-02-25 02:48:08 +02:00
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@ -159,3 +159,109 @@ N=100000000:
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
```