libcxx/utils/libcxx-lit

   1 #!/usr/bin/env bash
   2
   3 set -e
   4
   5 PROGNAME="$(basename "${0}")"
   6 function usage() {
   7 cat <<EOF
   8 Usage:
   9 ${PROGNAME} [-h|--help] [-b|--bootstrap] <build-directory> [lit options...] tests...
  10
  11 Shortcut to build the libc++ testing dependencies and run the libc++ tests with Lit.
  12
  13 [-b|--bootstrap]   Configure tests to run against a bootstrap build of libcxx.
  14 <build-directory>  The path to the build directory to use for building the library.
  15 [lit options...]   Optional options to pass to 'llvm-lit'.
  16 tests...           Paths of the tests to run. Those paths are relative to '<monorepo-root>'.
  17
  18 Example
  19 =======
  20 $ cmake -S runtimes -B build/ -DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi"
  21 $ libcxx-lit build/ -sv libcxx/test/std/utilities/
  22 EOF
  23 }
  24
  25 type="cxx"
  26 if [[ "${1}" == "-h" || "${1}" == "--help" ]]; then
  27     usage
  28     exit 0
  29 fi
  30
  31 if [[ "${1}" == "-b" || "${1}" == "--bootstrap" ]]; then
  32     type="runtimes"
  33                 shift
  34 fi
  35
  36 if [[ $# -lt 1 ]]; then
  37     usage
  38     exit 1
  39 fi
  40
  41 build_dir="${1}"
  42 shift
  43
  44 if [[ "${type}" == "runtimes" ]]; then
  45         echo "N.B.: In a bootstrap build, lit needs a prefix to work correctly;"
  46         echo "      See libcxx/docs/Testinglibcxx.rst for more information."
  47 fi
  48 cmake --build "${build_dir}" --target ${type}-test-depends
  49 "${build_dir}/bin/llvm-lit" ${@}