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Add cxx_runtime_root options for testing against a different libc++ at runtime

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@266855 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier
2016-04-20 04:17:39 +00:00
parent e94c1aee2b
commit cf4550d351
3 changed files with 23 additions and 9 deletions
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17
docs/TestingLibcxx.rst
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@@ -118,11 +118,20 @@ configuration. Passing the option on the command line will override the default.
Specify the libc++ headers that are tested. By default the headers in the
source tree are used.
.. option:: libcxx_library=<path/to/libc++.so>
.. option:: cxx_library_root=<path/to/lib/>
Specify the libc++ library that is tested. By default the library in the
build directory is used. This option cannot be used when use_system_lib is
provided.
Specify the directory of the libc++ library to be tested. By default the
library folder of the build directory is used. This option cannot be used
when use_system_lib is provided.
.. option:: cxx_runtime_root=<path/to/lib/>
Specify the directory of the libc++ library to use at runtime. This directory
is not added to the linkers search path. This can be used to compile tests
against one version of libc++ and run them using another. The default value
for this option is `cxx_library_root`. This option cannot be used
when use_system_lib is provided.
.. option:: use_system_lib=<bool>