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Enable installation of libc++experimental by default.

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When libc++experimental was originally created it was empty and therefore there
was no reason to install it. Now that the library contains
<experimental/memory_resource> and <experimental/filesystem> there is a good
reason to install it.

Specifically this patch enables the installation whenever LIBCXX_INSTALL_LIBRARY
is true and LIBCPP_ENABLE_EXPERIMENTAL_LIBRARY is true.

llvm-svn: 280773
This commit is contained in:
Eric Fiselier 2016-09-07 01:15:10 +00:00
parent 24c29b1426
commit 309a50aefb
2 changed files with 5 additions and 2 deletions
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5
libcxx/CMakeLists.txt
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@ -48,6 +48,7 @@ MACRO_ENSURE_OUT_OF_SOURCE_BUILD(
#===============================================================================
# Setup CMake Options
#===============================================================================
include(CMakeDependentOption)
# Basic options ---------------------------------------------------------------
option(LIBCXX_ENABLE_ASSERTIONS "Enable assertions independent of build mode." ON)
@ -65,7 +66,9 @@ set(LIBCXX_LIBDIR_SUFFIX "${LLVM_LIBDIR_SUFFIX}" CACHE STRING
option(LIBCXX_INSTALL_HEADERS "Install the libc++ headers." ON)
option(LIBCXX_INSTALL_LIBRARY "Install the libc++ library." ON)
option(LIBCXX_INSTALL_SUPPORT_HEADERS "Install libc++ support headers." ON)
option(LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY "Install libc++experimental.a" OFF)
cmake_dependent_option(LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY
"Install libc++experimental.a" ON
"LIBCXX_ENABLE_EXPERIMENTAL_LIBRARY;LIBCXX_INSTALL_LIBRARY" OFF)
set(LIBCXX_ABI_VERSION 1 CACHE STRING "ABI version of libc++.")
option(LIBCXX_ABI_UNSTABLE "Unstable ABI of libc++." OFF)
option(LIBCXX_USE_COMPILER_RT "Use compiler-rt instead of libgcc" OFF)

2
libcxx/docs/BuildingLibcxx.rst
View File

@ -179,7 +179,7 @@ libc++experimental Specific Options
.. option:: LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY:BOOL
**Default**: ``OFF``
**Default**: ``LIBCXX_ENABLE_EXPERIMENTAL_LIBRARY AND LIBCXX_INSTALL_LIBRARY``
Install libc++experimental.a alongside libc++.