# This file sets up a CMakeCache for a simple distribution bootstrap build.

set(CMAKE_INSTALL_PREFIX "/opt/llvm/13.0.0" CACHE STRING "")

set(CMAKE_C_COMPILER   "/opt/gcc/11.2.0/bin/gcc" CACHE STRING "")
set(CMAKE_CXX_COMPILER "/opt/gcc/11.2.0/bin/g++" CACHE STRING "")

#Enable LLVM projects and runtimes
set(LLVM_ENABLE_PROJECTS "clang;clang-tools-extra;flang;lld;lldb;mlir;polly;pstl" CACHE STRING "")
set(LLVM_ENABLE_RUNTIMES "compiler-rt;libc;libcxx;libcxxabi;libunwind;openmp" CACHE STRING "")

# Only build the native target in stage1 since it is a throwaway build.
set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")

# Optimize the stage1 compiler, but don't LTO it because that wastes time.
set(CMAKE_BUILD_TYPE Release CACHE STRING "")

# Setup vendor-specific settings.
set(PACKAGE_VENDOR LLVM.org CACHE STRING "")

set(GCC_INSTALL_PREFIX "/opt/gcc/11.2.0" CACHE STRING "")
set(LIBCXX_USE_COMPILER_RT YES CACHE BOOL "")
set(LIBCXXABI_USE_COMPILER_RT YES CACHE BOOL "")
set(LIBCXXABI_USE_LLVM_UNWINDER YES CACHE BOOL "")

# Setting up the stage2 LTO option needs to be done on the stage1 build so that
# the proper LTO library dependencies can be connected.
#set(BOOTSTRAP_LLVM_ENABLE_LTO ON CACHE BOOL "")
set(BOOTSTRAP_LLVM_ENABLE_LLD ON CACHE BOOL "")

# Expose stage2 targets through the stage1 build configuration.
set(CLANG_BOOTSTRAP_TARGETS
  check-all
  check-llvm
  check-clang
  llvm-config
  test-suite
  test-depends
  llvm-test-depends
  clang-test-depends
  distribution
  install-distribution
  lldb
  lld
  clang CACHE STRING "")

# Setup the bootstrap build.
set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")

set(CLANG_BOOTSTRAP_CMAKE_ARGS
  -C /Distribution-stage2.cmake
  CACHE STRING "")
