Hardware: Celeron N4020 based Netbook (Dual Core, upto 2.8 GHz). 8 GB DDR4

- VoidLinux - Linux 6.6.30_1 #1 SMP PREEMPT_DYNAMIC (cpufreq driver set to "ondemand").
    GCC 13.2.0, build-dir on tmpfs

- Haiku - hrev58650-dirty
    GCC 13.3.0, build-dir on ramfs

Only a Terminal open on all cases, showing the build.

================================================================================

Unoptimized build:
------------------

VoidLinux:
real 2m2,848s  / user 2m48,460s / sys 0m30,579s (configure + make)
real 1m27,591s / user 2m26,344s / sys 0m18,396s (only make)

hrev58650-dirty:
real 3m34,956s / user 4m5,202s  / sys 0m53,773s (configure + make)
real 2m15.419s / user 3m19.413s / sys 0m25.121s (only make)

hrev58650-dirty (2nd run, no idea why so slower):
real 4m6.656s / user 4m3.801s / sys 0m54.204s (configure + make)
real 2m46.508s / user 3m17.919s / sys 0m25.271s (only make)

hrev58650-dirty (3rd run after reboot):
real 3m43.697s / user 4m5.267s / sys 0m54.236s (configure + make)
real 2m22.993s / user 3m18.769s / sys 0m25.187s (only make)


--with-optimizations --with-lto:
--------------------------------

VoidLinux:
real 36m10,192s / user 47m13,563s / sys 1m45,047s (configure + make)
real 35m34,728s / user 46m51,400s / sys 1m32,636s (only make)

hrev58650-dirty:
real 57m0.203s / user 82m31.483s / sys 3m5.633s (configure + make)
real 55m39.523s / user 81m45.073s / sys 2m36.630s (only make)

================================================================================

Build script use on both Linux and Haiku:

```
#!/bin/bash

export LC_ALL="C"
export BASECFLAGS="-pipe -D_BSD_SOURCE" # "-D_BSD_SOURCE" needed on Haiku
export OPT="-Wall"

optimizedBuild=true

if $optimizedBuild; then
	export OPT+=" -O3"
	maybeWithOptimizations="--enable-optimizations --with-lto"
else
	export OPT+=" -O0"
	maybeWithOptimizations=
fi

# make clean

time ./configure --prefix=$HOME/foobar \
    $maybeWithOptimizations \
    --enable-shared \
    --with-ensurepip=no \
    --with-readline=editline \
    --with-system-expat \
    --with-system-libmpdec=no \
    --without-static-libpython

echo "================================================================================"

time make -j 2
```