On last fix to the early tail duplication.

With this I am able to bootstrap clang with early tail duplication enabled
for any small bb and setting tail-dup-size to a relatively large value(8) to
stress this code.

llvm-svn: 132816
1 file changed
tree: 03cb9966a3b52c8c94c4ba0f06123476af9d5f91
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/