Fix a comment

jmorse · jmorse · commit 83ba9d58c9c8 · 2025-01-27T15:25:56.000Z
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -5448,7 +5448,7 @@ static bool removeEmptyCleanup(CleanupReturnInst *RI, DomTreeUpdater *DTU) {
     }
 
     // Sink any remaining PHI nodes directly into UnwindDest.
-    BasicBlock::iterator InsertPt = UnwindDest->getFirstNonPHIIt(); // XXX unsafe faff
+    BasicBlock::iterator InsertPt = UnwindDest->getFirstNonPHIIt();
     for (PHINode &PN : make_early_inc_range(BB->phis())) {
       if (PN.use_empty() || !PN.isUsedOutsideOfBlock(BB))
         // If the PHI node has no uses or all of its uses are in this basic

Original file line number	Diff line number	Diff line change
`@@ -5448,7 +5448,7 @@ static bool removeEmptyCleanup(CleanupReturnInst RI, DomTreeUpdater DTU) {`
`5448`	`5448`	`}`
`5449`	`5449`
`5450`	`5450`	`// Sink any remaining PHI nodes directly into UnwindDest.`
`5451`		`- BasicBlock::iterator InsertPt = UnwindDest->getFirstNonPHIIt(); // XXX unsafe faff`
	`5451`	`+ BasicBlock::iterator InsertPt = UnwindDest->getFirstNonPHIIt();`
`5452`	`5452`	`for (PHINode &PN : make_early_inc_range(BB->phis())) {`
`5453`	`5453`	`if (PN.use_empty() \|\| !PN.isUsedOutsideOfBlock(BB))`
`5454`	`5454`	`// If the PHI node has no uses or all of its uses are in this basic`