tree 580741c808ae154cbed556753e22e4ae6ad39ca7
parent e62b203570e1a6b071a0ef4c64cb81093026d93a
author Devang Patel <dpatel@apple.com> 1278013760 +0000
committer Devang Patel <dpatel@apple.com> 1278013760 +0000

Debugging infomration is encoded in llvm IR using metadata. This is designed
such a way that debug info for symbols preserved even if symbols are
optimized away by the optimizer. 

Add new special pass to remove debug info for such symbols.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107416 91177308-0d34-0410-b5e6-96231b3b80d8