Keep track of inherited analysis. For example, if a loop pass does not
authorDevang Patel <dpatel@apple.com>
Tue, 6 Mar 2007 01:55:46 +0000 (01:55 +0000)
committerDevang Patel <dpatel@apple.com>
Tue, 6 Mar 2007 01:55:46 +0000 (01:55 +0000)
commitfe613905b371ef7160968cdaabf6074cfa10f4a0
tree117eaa2b5e108e62103852008654c9d168be6242
parent22a1cf9d3a5c829d260bcf44ffe6b34ecf16076c
Keep track of inherited analysis. For example, if a loop pass does not
preserve dominator info then it should update parent FPPassManager's
available analysis info to reflect this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34942 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Pass.h
include/llvm/PassManagers.h
lib/VMCore/PassManager.cpp