Make RecursivelyDeleteTriviallyDeadInstructions,
authorDan Gohman <gohman@apple.com>
Tue, 5 Jan 2010 15:45:31 +0000 (15:45 +0000)
committerDan Gohman <gohman@apple.com>
Tue, 5 Jan 2010 15:45:31 +0000 (15:45 +0000)
commit90fe0bd68cdbeb980c08628c4992dffad0dc728f
tree45ee1fa2edc9cb207d147301a3f8da79a5d7888c
parentad2cee44e02b4fa8d5888a80e39c01a9604b409e
Make RecursivelyDeleteTriviallyDeadInstructions,
RecursivelyDeleteDeadPHINode, and DeleteDeadPHIs return a flag
indicating whether they made any changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92732 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Transforms/Utils/BasicBlockUtils.h
include/llvm/Transforms/Utils/Local.h
lib/Transforms/Utils/BasicBlockUtils.cpp
lib/Transforms/Utils/Local.cpp