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(parent: 12822af) | patch
enhance isRemovable to refuse to delete volatile mem transfers
authorChris Lattner <sabre@nondot.org>
Tue, 30 Nov 2010 19:12:10 +0000 (19:12 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 30 Nov 2010 19:12:10 +0000 (19:12 +0000)
commit55ee75d57114c17460d364121a2ec3a5cf40e1d2
tree6600ba9840712413875e33b42cff9468a47bc257tree | snapshot
parent12822af16ae2218e5cdfdf4976e66d81417edda6commit | diff
enhance isRemovable to refuse to delete volatile mem transfers
now that DSE hacks on them.  This fixes a regression I introduced,
by generalizing DSE to hack on transfers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120445 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/DeadStoreElimination.cpp diff | blob | history
test/Transforms/DeadStoreElimination/simple.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors