issue-47267-measurements.txt

git show HEAD | head -1; head -1 ~/tmp/issue-47267.rs; for i in 1 2 3 4 5 6; do time rustc --emit=metadata ~/tmp/issue-47267.rs; done
commit 205eba83e2373c81ed136997a0af004630853e10
#![feature(nll)]

1> real	0m0.506s
1> user	0m0.464s
1> sys	0m0.040s
1> 
1> real	0m0.511s
1> user	0m0.476s
1> sys	0m0.028s
1> 
1> real	0m0.523s
1> user	0m0.488s
1> sys	0m0.032s
1> 
1> real	0m0.514s
1> user	0m0.496s
1> sys	0m0.016s
1> 
1> real	0m0.529s
1> user	0m0.464s
1> sys	0m0.064s
1> 
1> real	0m0.527s
1> user	0m0.488s
1> sys	0m0.032s

Average: 518ms - 405 = 113ms

---------------------------------------------------------------------------

git show HEAD | head -1; head -1 ~/tmp/issue-47267.rs; for i in 1 2 3 4 5 6; do time rustc --emit=metadata ~/tmp/issue-47267.rs; done
commit 205eba83e2373c81ed136997a0af004630853e10
// #![feature(nll)]

2> real	0m0.392s
2> user	0m0.356s
2> sys	0m0.032s
2> 
2> real	0m0.410s
2> user	0m0.364s
2> sys	0m0.040s
2> 
2> real	0m0.409s
2> user	0m0.368s
2> sys	0m0.036s
2> 
2> real	0m0.349s
2> user	0m0.312s
2> sys	0m0.036s
2> 
2> real	0m0.422s
2> user	0m0.360s
2> sys	0m0.056s
2> 
2> real	0m0.412s
2> user	0m0.364s
2> sys	0m0.044s

Average: 399 ms

---------------------------------------------------------------------------

git show HEAD | head -1; head -1 ~/tmp/issue-47267.rs; for i in 1 2 3 4 5 6; do time rustc --emit=metadata ~/tmp/issue-47267.rs; done

commit a97cd17f5d71fb4ec362f4fbd79373a6e7ed7b82
#![feature(nll)]

3> real	0m0.611s
3> user	0m0.576s
3> sys	0m0.028s
3> 
3> real	0m0.628s
3> user	0m0.576s
3> sys	0m0.052s
3> 
3> real	0m0.589s
3> user	0m0.560s
3> sys	0m0.024s
3> 
3> real	0m0.617s
3> user	0m0.580s
3> sys	0m0.032s
3> 
3> real	0m0.618s
3> user	0m0.572s
3> sys	0m0.044s
3> 
3> real	0m0.585s
3> user	0m0.552s
3> sys	0m0.032s

Average: 608 ms = 203ms

---------------------------------------------------------------------------

git show HEAD | head -1; head -1 ~/tmp/issue-47267.rs; for i in 1 2 3 4 5 6; do time rustc --emit=metadata ~/tmp/issue-47267.rs; done

commit a97cd17f5d71fb4ec362f4fbd79373a6e7ed7b82
// #![feature(nll)]

4> real	0m0.414s
4> user	0m0.376s
4> sys	0m0.032s
4> 
4> real	0m0.393s
4> user	0m0.360s
4> sys	0m0.028s
4> 
4> real	0m0.418s
4> user	0m0.380s
4> sys	0m0.036s
4> 
4> real	0m0.422s
4> user	0m0.376s
4> sys	0m0.048s
4> 
4> real	0m0.424s
4> user	0m0.368s
4> sys	0m0.052s
4> 
4> real	0m0.411s
4> user	0m0.368s
4> sys	0m0.036s

Average: 413 ms