[libc++abi] NFC: Add link to review in workaround comment

To avoid wasting the valuable time of contributors, add a link to a
blocked review to document additional issues with the removal of some
GCC 4.9 workaround.
This commit is contained in:
Louis Dionne 2020-04-02 13:20:23 -04:00
parent f5c1d4409e
commit c3b5c98e39
1 changed files with 1 additions and 0 deletions

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@ -69,6 +69,7 @@ option(LIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY
# FIXME: This option should default to off. Unfortunatly GCC 4.9 fails to link
# programs to due undefined references to new/delete in libc++abi. Once this
# has been fixed or worked around the default value should be changed.
# See https://reviews.llvm.org/D68269 for more details.
option(LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS
"Build libc++abi with definitions for operator new/delete. Normally libc++
provides these definitions" ON)