[SCEV] Fix a warning on an unused lambda capture

kazutakahirata · kazutakahirata · commit 3729a5abf41d · 2021-10-25T00:45:18.000-07:00
This patch fixes:

  llvm/lib/Analysis/ScalarEvolution.cpp:12770:37: error: lambda
  capture 'this' is not used [-Werror,-Wunused-lambda-capture]
diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -12767,7 +12767,7 @@ void ScalarEvolution::forgetMemoizedResults(ArrayRef<const SCEV *> SCEVs) {
       ++I;
   }
 
-  auto RemoveSCEVFromBackedgeMap = [this, &ToForget](
+  auto RemoveSCEVFromBackedgeMap = [&ToForget](
       DenseMap<const Loop *, BackedgeTakenInfo> &Map) {
         for (auto I = Map.begin(), E = Map.end(); I != E;) {
           BackedgeTakenInfo &BEInfo = I->second;

Original file line number	Diff line number	Diff line change
`@@ -12767,7 +12767,7 @@ void ScalarEvolution::forgetMemoizedResults(ArrayRef<const SCEV *> SCEVs) {`
`12767`	`12767`	`++I;`
`12768`	`12768`	`}`
`12769`	`12769`
`12770`		`- auto RemoveSCEVFromBackedgeMap = [this, &ToForget](`
	`12770`	`+ auto RemoveSCEVFromBackedgeMap = [&ToForget](`
`12771`	`12771`	`DenseMap<const Loop *, BackedgeTakenInfo> &Map) {`
`12772`	`12772`	`for (auto I = Map.begin(), E = Map.end(); I != E;) {`
`12773`	`12773`	`BackedgeTakenInfo &BEInfo = I->second;`