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| author | Chris Lattner <sabre@nondot.org> | 2010-11-18 08:00:57 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-11-18 08:00:57 +0000 |
| commit | 5a7aeaa01904b9b0adf256108f302f8961295754 (patch) | |
| tree | d61e12af604ae01207dbf31bdba33fdb64db3bef /lib/CodeGen/MachineModuleInfo.cpp | |
| parent | 7cac8e1691156f22f2f1def0e82d6374bb2b0f21 (diff) | |
remove a pointless restriction from memcpyopt. It was
refusing to optimize two memcpy's like this:
copy A <- B
copy C <- A
if it couldn't prove that noalias(B,C). We can eliminate
the copy by producing a memmove instead of memcpy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119694 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineModuleInfo.cpp')
0 files changed, 0 insertions, 0 deletions