Fix PR17222 - catching derived classes from thrown null pointer. Adds tests, too

git-svn-id: https://llvm.org/svn/llvm-project/libcxxabi/trunk@200864 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed
tree: 849a0050b6351ecaac4b16e48f53e9033e17d773
  1. include/
  2. lib/
  3. src/
  4. test/
  5. www/
  6. CREDITS.TXT
  7. LICENSE.TXT