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Build build scripts for sysroot using cg_llvm

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There is not yet a cg_clif sysroot available when building the sysroot itself
This commit is contained in:
bjorn3 2020-09-29 17:51:52 +02:00
parent b8b5a824a6
commit 787d078fb6
1 changed files with 6 additions and 1 deletions
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7
build_sysroot/build_sysroot.sh
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@ -14,8 +14,13 @@ popd >/dev/null
rm -r target/*/{debug,release}/{build,deps,examples,libsysroot*,native} 2>/dev/null || true
rm -r sysroot/ 2>/dev/null || true
# Use rustc with cg_clif as hotpluggable backend instead of the custom cg_clif driver so that
# build scripts are still compiled using cg_llvm.
export RUSTC=rustc
export RUSTFLAGS=$RUSTFLAGS" -Ztrim-diagnostic-paths=no -Zcodegen-backend=$(pwd)/../target/"$CHANNEL"/librustc_codegen_cranelift."$dylib_ext" --sysroot $(pwd)/sysroot"
# Build libs
export RUSTFLAGS="$RUSTFLAGS -Z force-unstable-if-unmarked"
export RUSTFLAGS="$RUSTFLAGS -Zforce-unstable-if-unmarked -Cpanic=abort"
if [[ "$1" == "--release" ]]; then
sysroot_channel='release'
# FIXME Enable incremental again once rust-lang/rust#74946 is fixed