Two fixes relating to debug value:
commitdb3983bd762a53f197f6c8a6de401974f39f4789
authorRafael Espindola <rafael.espindola@gmail.com>
Fri, 17 Jun 2011 13:59:43 +0000 (17 13:59 +0000)
committerRafael Espindola <rafael.espindola@gmail.com>
Fri, 17 Jun 2011 13:59:43 +0000 (17 13:59 +0000)
treec487e1a87c9960e05666d5e2781ee2cd4c006364
parent566a4acfef68c00acc34fe9a9b474d3b200f4ecf
Two fixes relating to debug value:
* We should change the generated code because of a debug use.
* Avoid creating debug uses of undef, as they become a kill.
Test to follow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133255 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/TailDuplication.cpp