<div dir="ltr">Generally if the lambda's non-escaping/locally scoped, I'd suggest using [&] for capture to simplify the code/maintenance.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Oct 25, 2021 at 12:45 AM Kazu Hirata via llvm-commits <<a href="mailto:llvm-commits@lists.llvm.org">llvm-commits@lists.llvm.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
Author: Kazu Hirata<br>
Date: 2021-10-25T00:45:18-07:00<br>
New Revision: 3729a5abf41d992535508e55c5d975f98c54dba0<br>
<br>
URL: <a href="https://github.com/llvm/llvm-project/commit/3729a5abf41d992535508e55c5d975f98c54dba0" rel="noreferrer" target="_blank">https://github.com/llvm/llvm-project/commit/3729a5abf41d992535508e55c5d975f98c54dba0</a><br>
DIFF: <a href="https://github.com/llvm/llvm-project/commit/3729a5abf41d992535508e55c5d975f98c54dba0.diff" rel="noreferrer" target="_blank">https://github.com/llvm/llvm-project/commit/3729a5abf41d992535508e55c5d975f98c54dba0.diff</a><br>
<br>
LOG: [SCEV] Fix a warning on an unused lambda capture<br>
<br>
This patch fixes:<br>
<br>
  llvm/lib/Analysis/ScalarEvolution.cpp:12770:37: error: lambda<br>
  capture 'this' is not used [-Werror,-Wunused-lambda-capture]<br>
<br>
Added: <br>
<br>
<br>
Modified: <br>
    llvm/lib/Analysis/ScalarEvolution.cpp<br>
<br>
Removed: <br>
<br>
<br>
<br>
################################################################################<br>
diff  --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp<br>
index f0e3237be0a0..d3ae7da77b1a 100644<br>
--- a/llvm/lib/Analysis/ScalarEvolution.cpp<br>
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp<br>
@@ -12767,7 +12767,7 @@ void ScalarEvolution::forgetMemoizedResults(ArrayRef<const SCEV *> SCEVs) {<br>
       ++I;<br>
   }<br>
<br>
-  auto RemoveSCEVFromBackedgeMap = [this, &ToForget](<br>
+  auto RemoveSCEVFromBackedgeMap = [&ToForget](<br>
       DenseMap<const Loop *, BackedgeTakenInfo> &Map) {<br>
         for (auto I = Map.begin(), E = Map.end(); I != E;) {<br>
           BackedgeTakenInfo &BEInfo = I->second;<br>
<br>
<br>
<br>
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</blockquote></div>