Fx Builds: Rust nightly vs 1.43 stable

build.sh

#!/usr/bin/env bash

# Switch to the stable builds
rustup default stable
rustc -V
cargo -V

cat .mozconfig

echo ""
echo "Baseline run without without bytecode optimization"
echo "=================================================="

# Baseline run
echo -n "Initial run to populate ccache..."
./mach clobber --full
./mach -l build.log build > /dev/null
echo "done"

multitime -q -n 6 -r 'echo done && echo -n clobbering... && ./mach clobber --full && echo done && echo -n building...' ./mach -l build.log build

echo ""
echo "Running with nightly"
echo "===================="

# Switch to the nightly builds
rustup default nightly
rustc -V
cargo -V

# Baseline run
echo -n "Initial run with nightly to populate ccache..."
./mach clobber --full
./mach -l build.log build > /dev/null
echo "done"

multitime -q -n 6 -r 'echo done && echo -n clobbering... && ./mach clobber --full && echo done && echo -n building...' ./mach -l build.log build

rustup default stable