Quentin Colombet e572809aa1 Extend global merge pass to optionally consider global constant variables.
Also add some checks to not merge globals used within landing pad instructions or marked as "used".


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177331 91177308-0d34-0410-b5e6-96231b3b80d8
2013-03-18 22:30:07 +00:00
..
2013-03-04 18:13:57 +00:00
2013-02-21 21:40:51 +00:00