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llvm-mingw/build-llvm.sh
T
Martin Storsjö 58ba889792 Build llvm with ninja, if available
This speeds up incremental builds.
2018-01-10 10:53:02 +02:00

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#!/bin/sh
set -e
if [ $# -lt 1 ]; then
echo $0 dest
exit 1
fi
PREFIX="$1"
: ${CORES:=4}
if [ ! -d llvm ]; then
# When cloning master and checking out a pinned old hash, we can't use --depth=1.
# Do the git-svn rebase to populate git-svn information, to make
# "clang --version" produce SVN based version numbers.
git clone -b master https://github.com/llvm-mirror/llvm.git
cd llvm/tools
git clone -b master https://github.com/llvm-mirror/clang.git
git clone -b master https://github.com/llvm-mirror/lld.git
cd ..
git svn init https://llvm.org/svn/llvm-project/llvm/trunk
git config svn-remote.svn.fetch :refs/remotes/origin/master
git svn rebase -l
git checkout c8f103e52b297f3e3e0ed1756e11373c68af3566
cd tools/clang
git svn init https://llvm.org/svn/llvm-project/cfe/trunk
git config svn-remote.svn.fetch :refs/remotes/origin/master
git svn rebase -l
git checkout fdd60aee9c0ea40fa0423d6e43821f53d07961d5
cd ../lld
git svn init https://llvm.org/svn/llvm-project/lld/trunk
git config svn-remote.svn.fetch :refs/remotes/origin/master
git svn rebase -l
git checkout f4208caae12f685c06657aa6e2b9b1eda4adcdb4
cd ../../..
fi
if [ "$(which ninja)" != "" ]; then
CMAKE_GENERATOR="-G Ninja"
NINJA=1
fi
cd llvm
mkdir -p build
cd build
cmake \
$CMAKE_GENERATOR \
-DCMAKE_INSTALL_PREFIX="$PREFIX" \
-DCMAKE_BUILD_TYPE=Release \
-DLLVM_ENABLE_ASSERTIONS=ON \
-DLLVM_TARGETS_TO_BUILD="ARM;AArch64;X86" \
..
if [ -n "$NINJA" ]; then
ninja install
else
make -j$CORES install
fi