libcxx: document failure

[pin <voidpin%protonmail.com@localhost>]

Module Name:	pkgsrc-wip
Committed By:	pin <voidpin%protonmail.com@localhost>
Pushed By:	pin
Date:		Thu Jul 7 14:10:15 2022 +0200
Changeset:	acb7546604e86475bdf39f8e87fe5e948115986f

Added Files:
	libcxx/TODO

Log Message:
libcxx: document failure

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=acb7546604e86475bdf39f8e87fe5e948115986f

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 libcxx/TODO | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diffs:
diff --git a/libcxx/TODO b/libcxx/TODO
new file mode 100644
index 0000000000..3f39032cf4
--- /dev/null
+++ b/libcxx/TODO
@@ -0,0 +1,24 @@
+CMake Warning at benchmarks/CMakeLists.txt:7 (message):
+  The libc++ benchmarks are not available in a standalone build.  Please
+  migrate to an official build as documented in
+  https://libcxx.llvm.org/BuildingLibcxx.html.
+
+
+-- ABI list file not generated for configuration x86_64-unknown-netbsd9.99.98.libcxxabi.v1.stable.exceptions.no_new_in_libcxx, `check-cxx-abilist` will not be available.
+-- Configuring done
+CMake Error at src/CMakeLists.txt:307 (add_dependencies):
+  The dependency target "unwind" of target "cxx_static" does not exist.
+
+
+-- Generating done
+CMake Generate step failed.  Build files cannot be regenerated correctly.
+*** Error code 1
+
+Stop.
+bmake[1]: stopped in /usr/pkgsrc/wip/libcxx
+*** Error code 1
+
+Stop.
+bmake: stopped in /usr/pkgsrc/wip/libcxx
+Exception: bmake exited with 1
+[tty 69], line 1: bmake