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rust/library/compiler-builtins/libm/ci/run.sh
Trevor Gross 23c9f74b58 Disable util and libm-macros for optimized tests
These crates take time building in CI, especially with the release
profile having LTO enabled, but there isn't really any reason to test
them with different features or in release mode. Disable this to save
some CI runtime.
2025-01-13 05:54:43 -05:00

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#!/bin/sh
set -eux
export RUST_BACKTRACE="${RUST_BACKTRACE:-full}"
# Needed for no-panic to correct detect a lack of panics
export RUSTFLAGS="${RUSTFLAGS:-} -Ccodegen-units=1"
target="${1:-}"
if [ -z "$target" ]; then
host_target=$(rustc -vV | awk '/^host/ { print $2 }')
echo "Defaulted to host target $host_target"
target="$host_target"
fi
# We enumerate features manually.
extra_flags="--no-default-features"
# Enable arch-specific routines when available.
extra_flags="$extra_flags --features arch"
# Always enable `unstable-float` since it expands available API but does not
# change any implementations.
extra_flags="$extra_flags --features unstable-float"
# We need to specifically skip tests for musl-math-sys on systems that can't
# build musl since otherwise `--all` will activate it.
case "$target" in
# Can't build at all on MSVC, WASM, or thumb
*windows-msvc*) extra_flags="$extra_flags --exclude musl-math-sys" ;;
*wasm*) extra_flags="$extra_flags --exclude musl-math-sys" ;;
*thumb*) extra_flags="$extra_flags --exclude musl-math-sys" ;;
# We can build musl on MinGW but running tests gets a stack overflow
*windows-gnu*) ;;
# FIXME(#309): LE PPC crashes calling the musl version of some functions. It
# seems like a qemu bug but should be investigated further at some point.
# See <https://github.com/rust-lang/libm/issues/309>.
*powerpc64le*) ;;
# Everything else gets musl enabled
*) extra_flags="$extra_flags --features libm-test/build-musl" ;;
esac
# Configure which targets test against MPFR
case "$target" in
# MSVC cannot link MPFR
*windows-msvc*) ;;
# FIXME: MinGW should be able to build MPFR, but setup in CI is nontrivial.
*windows-gnu*) ;;
# Targets that aren't cross compiled work fine
# FIXME(ci): we should be able to enable aarch64 Linux here once GHA
# support rolls out.
x86_64*) extra_flags="$extra_flags --features libm-test/build-mpfr" ;;
i686*) extra_flags="$extra_flags --features libm-test/build-mpfr" ;;
i586*) extra_flags="$extra_flags --features libm-test/build-mpfr --features gmp-mpfr-sys/force-cross" ;;
# Apple aarch64 is native
aarch64*apple*) extra_flags="$extra_flags --features libm-test/build-mpfr" ;;
esac
# FIXME: `STATUS_DLL_NOT_FOUND` testing macros on CI.
# <https://github.com/rust-lang/rust/issues/128944>
case "$target" in
*windows-gnu) extra_flags="$extra_flags --exclude libm-macros" ;;
esac
# Make sure we can build with overriding features.
cargo check -p libm --no-default-features
if [ "${BUILD_ONLY:-}" = "1" ]; then
cmd="cargo build --target $target --package libm"
$cmd
$cmd --features unstable-intrinsics
echo "can't run tests on $target; skipping"
else
cmd="cargo test --all --target $target $extra_flags"
# Test once without intrinsics
$cmd
# Exclude the macros and utile crates from the rest of the tests to save CI
# runtime, they shouldn't have anything feature- or opt-level-dependent.
cmd="$cmd --exclude util --exclude libm-macros"
# Test once with intrinsics enabled
$cmd --features unstable-intrinsics
$cmd --features unstable-intrinsics --benches
# Test the same in release mode, which also increases coverage. Also ensure
# the soft float routines are checked.
$cmd --profile release-checked
$cmd --profile release-checked --features force-soft-floats
$cmd --profile release-checked --features unstable-intrinsics
$cmd --profile release-checked --features unstable-intrinsics --benches
# Ensure that the routines do not panic.
ENSURE_NO_PANIC=1 cargo build -p libm --target "$target" --no-default-features --release
fi