gistfile1.txt

# Compile time, noopt, before

brian@brian-X1:~/dev/rust2/build$ time CFG_VERSION=1 CFG_COMPILER=rustc CFG_PREFIX=/ CFG_LIBDIR_RELATIVE=/ CFG_RUSTLIBDIR=/ x86_64-unknown-linux-gnu/stage2/bin/rustc --cfg stage2 --cfg rtopt --cfg debug  --target=x86_64-unknown-linux-gnu  -D warnings -L "x86_64-unknown-linux-gnu/rt" -L "/opt/dev/rust2/build/x86_64-unknown-linux-gnu/llvm/Release+Asserts/lib" --out-dir x86_64-unknown-linux-gnu/stage2/lib/rustlib/x86_64-unknown-linux-gnu/lib /home/brian/dev/rust2/src/librustc/lib.rs

real    2m12.633s
user    1m46.688s
sys     0m24.360s

real    2m43.636s
user    1m58.660s
sys     0m33.356s

# Compile time, noopt, after

real	1m54.138s
user	1m26.952s
sys	0m16.388s

real	2m3.226s
user	1m36.492s
sys	0m16.264s

# Compile time, opt, before

brian@brian-X1:~/dev/rust2/build$ time CFG_VERSION=1 CFG_COMPILER=rustc CFG_PREFIX=/ CFG_LIBDIR_RELATIVE=/ CFG_RUSTLIBDIR=/ x86_64-unknown-linux-gnu/stage2/bin/rustc --cfg stage2 --cfg rtopt --cfg debug  --target=x86_64-unknown-linux-gnu  -D warnings -L "x86_64-unknown-linux-gnu/rt" -L "/opt/dev/rust2/build/x86_64-unknown-linux-gnu/llvm/Release+Asserts/lib" --out-dir x86_64-unknown-linux-gnu/stage2/lib/rustlib/x86_64-unknown-linux-gnu/lib /home/brian/dev/rust2/src/librustc/lib.rs -O


real    5m35.920s
user    4m52.932s
sys     0m33.836s

real    6m5.720s
user    5m30.924s
sys     0m24.148s

# Compile time, opt, after

real	5m25.240s
user	4m59.832s
sys	0m15.784s

real	5m22.347s
user	4m54.624s
sys	0m16.008s


# Bench time, before

rm tmp/*ok;time make check-stage2-bench VERBOSE=1 CFG_DISABLE_OPTIMIZE_TESTS=1 RUST_BENCH=1

real    2m29.268s
user    7m16.604s
sys     0m22.896s

real    2m10.045s
user    6m25.628s
sys     0m24.860s

# Bench time, after

real	1m55.327s
user	5m19.348s
sys	0m22.296s

real	1m58.089s
user	5m4.004s
sys	0m16.948s