tree f28f1055f903954d56929a428d67b6a132eff3a2
parent 09a01e92d09849cd8bd0e867ac68ab1da7efb26d
author Quentin Colombet <qcolombet@apple.com> 1363645807 +0000
committer Quentin Colombet <qcolombet@apple.com> 1363645807 +0000

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