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108 lines
2.6 KiB
Bash
108 lines
2.6 KiB
Bash
#!/usr/bin/env bash
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#===- libcxx/utils/docker/scripts/build-gcc.sh ----------------------------===//
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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#===-----------------------------------------------------------------------===//
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set -e
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function show_usage() {
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cat << EOF
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Usage: build_gcc_version.sh [options]
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Run autoconf with the specified arguments. Used inside docker container.
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Available options:
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-h|--help show this help message
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--branch the branch of gcc you want to build.
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--cherry-pick a commit hash to apply to the GCC sources.
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--install destination directory where to install the targets.
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Required options: --install and --branch
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All options after '--' are passed to CMake invocation.
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EOF
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}
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GCC_INSTALL_DIR=""
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GCC_BRANCH=""
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CHERRY_PICK=""
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--install)
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shift
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GCC_INSTALL_DIR="$1"
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shift
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;;
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--branch)
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shift
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GCC_BRANCH="$1"
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shift
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;;
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--cherry-pick)
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shift
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CHERRY_PICK="$1"
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shift
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;;
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-h|--help)
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show_usage
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exit 0
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;;
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*)
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echo "Unknown option: $1"
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exit 1
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esac
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done
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if [ "$GCC_INSTALL_DIR" == "" ]; then
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echo "No install directory. Please specify the --install argument."
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exit 1
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fi
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if [ "$GCC_BRANCH" == "" ]; then
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echo "No branch specified. Please specify the --branch argument."
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exit 1
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fi
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set -x
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NPROC=`nproc`
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TMP_ROOT="$(mktemp -d -p /tmp)"
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GCC_SOURCE_DIR="$TMP_ROOT/gcc"
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GCC_BUILD_DIR="$TMP_ROOT/build"
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echo "Cloning source directory for branch $GCC_BRANCH"
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git clone --branch "$GCC_BRANCH" --single-branch --depth=1 git://gcc.gnu.org/git/gcc.git $GCC_SOURCE_DIR
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pushd "$GCC_SOURCE_DIR"
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if [ "$CHERRY_PICK" != "" ]; then
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git fetch origin trunk --unshallow # Urg, we have to get the entire history. This will take a while.
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git cherry-pick --no-commit -X theirs "$CHERRY_PICK"
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fi
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./contrib/download_prerequisites
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popd
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mkdir "$GCC_BUILD_DIR"
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pushd "$GCC_BUILD_DIR"
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# Run the build as specified in the build arguments.
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echo "Running configuration"
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$GCC_SOURCE_DIR/configure --prefix=$GCC_INSTALL_DIR \
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--disable-bootstrap --disable-libgomp --disable-libitm \
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--disable-libvtv --disable-libcilkrts --disable-libmpx \
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--disable-liboffloadmic --disable-libcc1 --enable-languages=c,c++
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echo "Running build with $NPROC threads"
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make -j$NPROC
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echo "Installing to $GCC_INSTALL_DIR"
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make install -j$NPROC
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popd
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# Cleanup.
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rm -rf "$TMP_ROOT"
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echo "Done" |