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# enable i686-unknown-linux-gnu target
# and replace pentium4 (SSE2) with pentium3 (no SSE2) in the compiler spec file
#
# Also trying to reduce memory usage by building with
# -debuginfo-level-std=1
# see https://github.com/rust-lang/rust/issues/60294
source+=(config.toml.patch)
b2sums+=('b438042bad72f2952b135a46ca7353b0f333f58b7e5658e0f08fed75eba5095407aca479cbd6911fbaf2aa26482dce047293cf7114ace537b15acc8f10223551')
eval "$(
declare -f prepare | \
sed '
$ i patch -p0 -i "$srcdir/config.toml.patch"
'
)"
# stop insanity of nproc (see FS#62952)
eval "$(
declare -f build | \
sed '
s/-j "$(nproc)"/$(grep -o -- "-j *[0-9]*" <<< ${MAKEFLAGS:--j8})/
'
)"
if [ "${CARCH}" != 'pentium4' ]; then
eval "$(
declare -f prepare | \
sed '
$ i sed -i "s/pentium4/pentium3/g" "$srcdir/rustc-$pkgver-src/compiler/rustc_target/src/spec/targets/i686_unknown_linux_gnu.rs"
'
)"
fi
# Don't move lib32 support into rust32-lib, we are on 32-bit in the end
# and don't draw a symlink to 64-bit libraries (but to 32-bit instead)
# move rust-musl though, also patch architecture for musl accordingly
eval "$(
declare -f build | \
sed '
/mkdir.*usr\/lib32/d
/ln.*x86_64.*/d
/ln.*i686-unknown-linux-gnu.*/d
/_pick.*dest-i686.*/d
s/x86_64-unknown-linux-musl/i686-unknown-linux-musl/
'
)"
eval "$(
declare -f package_rust | \
sed '
/ln /s/x86_64-unknown-linux-gnu/i686-unknown-linux-gnu/g
'
)"
eval "$(
declare -f package_rust-musl | \
sed '
s/x86_64-unknown-linux-musl/i686-unknown-linux-musl/
'
)"
# remove 32-bit stuff (shouldn't that be removed automatically?)
pkgname=(
$(
printf '%s\n' "${pkgname[@]}" | \
grep -v '^lib32-rust-libs'
)
)
makedepends=(${makedepends[@]//lib32-gcc-libs/})
makedepends=(${makedepends[@]//lib32-glibc/})
# Enable on demand, if your previous rust is broken use previous version
# from build-support (this is preferable to using rust-bin below, but
# requires all intermediate versions of rust to be built
#makedepends=(${makedepends[@]//rust/})
#makedepends+=('rust162')
# Enable on demand, if your previous rust is broken use previous version
# from build-support
#makedepends=(${makedepends[@]//rust/})
#makedepends+=('rust176-bin')
# Do not run out of memory linking LLVM
options+=(!debug)
|