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Add LCSSA as a requirement for LoopUnswitch, and assert that LoopUnswitch preserves
author
Owen Anderson
<resistor@mac.com>
Fri, 9 Jun 2006 18:40:32 +0000
(18:40 +0000)
committer
Owen Anderson
<resistor@mac.com>
Fri, 9 Jun 2006 18:40:32 +0000
(18:40 +0000)
LCSSA.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28739
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Transforms/Scalar/LoopUnswitch.cpp
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diff --git
a/lib/Transforms/Scalar/LoopUnswitch.cpp
b/lib/Transforms/Scalar/LoopUnswitch.cpp
index
c583eea
..
ab736c1
100644
(file)
--- a/
lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/
lib/Transforms/Scalar/LoopUnswitch.cpp
@@
-73,6
+73,8
@@
namespace {
AU.addPreservedID(LoopSimplifyID);
AU.addRequired<LoopInfo>();
AU.addPreserved<LoopInfo>();
+ AU.addRequiredID(LCSSAID);
+ AU.addPreservedID(LCSSAID);
}
private:
@@
-199,6
+201,8
@@
bool LoopUnswitch::visitLoop(Loop *L) {
}
}
+ assert(L->isLCSSAForm());
+
return Changed;
}