Install LLVM on Ubuntu

install.sh

#!/bin/sh

# Print usage information
print_usage() {
  echo "Usage: $0 [llvm-version]"
  echo "Installs LLVM with the specified version."
  echo "If no version is provided, it defaults to version 16."
}

# Check for the number of arguments
if [ $# -eq 0 ]; then
  print_usage
  LLVM_VERSION="16" # Default value
else
  LLVM_VERSION="$1"
fi

# Default LLVM version
echo "Installing LLVM version ${LLVM_VERSION}..."

# Install LLVM
apt-get update
apt-get install -y --no-install-recommends \
  lsb-release \
  wget \
  software-properties-common \
  gnupg
wget --no-check-certificate https://apt.llvm.org/llvm.sh -O /tmp/llvm.sh
chmod +x /tmp/llvm.sh
/tmp/llvm.sh ${LLVM_VERSION} all
rm -rf /tmp/llvm.sh

# Clean
apt-get autoremove -y
apt-get clean -y
rm -rf /var/lib/apt/lists/*