Ignore empty unions in argument lowering on x86-32.  From gcc struct layout tests.

llvm-svn: 144944
2 files changed
tree: 299dc873f15542f0db309d60c7063e07efdab0fa
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/