diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LoopUnswitch.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopUnswitch.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp index 39289340e03..6ef1464e933 100644 --- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -1231,11 +1231,12 @@ void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val, LoopProcessWorklist.push_back(NewLoop); redoLoop = true; - // Keep a WeakVH holding onto LIC. If the first call to RewriteLoopBody + // Keep a WeakTrackingVH holding onto LIC. If the first call to + // RewriteLoopBody // deletes the instruction (for example by simplifying a PHI that feeds into // the condition that we're unswitching on), we don't rewrite the second // iteration. - WeakVH LICHandle(LIC); + WeakTrackingVH LICHandle(LIC); // Now we rewrite the original code to know that the condition is true and the // new code to know that the condition is false. |
