Update comments to reflect reality.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139023 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/InstCombine/InstructionCombining.cpp b/lib/Transforms/InstCombine/InstructionCombining.cpp
index d964658..51fe2e5 100644
--- a/lib/Transforms/InstCombine/InstructionCombining.cpp
+++ b/lib/Transforms/InstCombine/InstructionCombining.cpp
@@ -1574,8 +1574,7 @@
for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB) {
if (Visited.count(BB)) continue;
- // Delete the instructions backwards, as it has a reduced likelihood of
- // having to update as many def-use and use-def chains.
+ // Delete the instructions.
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ) {
Instruction *Inst = &*I++;
if (isa<TerminatorInst>(Inst))
diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index 4ac5b2f..0091a3d 100644
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -1686,8 +1686,7 @@
if (isa<TerminatorInst>(BB->begin()))
return;
- // Delete the instructions backwards, as it has a reduced likelihood of
- // having to update as many def-use and use-def chains.
+ // Delete the instructions.
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ) {
Instruction *Inst = &*I++;
if (isa<TerminatorInst>(Inst))
