[Mlir-commits] [mlir] [mlir][IR] Tweak `RewriterBase::replaceUsesWithIf` call (PR #172883)

[Matthias Springer]

================
@@ -276,15 +276,16 @@ void RewriterBase::replaceUsesWithIf(ValueRange from, ValueRange to,
                                      function_ref<bool(OpOperand &)> functor,
                                      bool *allUsesReplaced) {
   assert(from.size() == to.size() && "incorrect number of replacements");
-  bool allReplaced = true;
-  for (auto it : llvm::zip_equal(from, to)) {
-    bool r;
-    replaceUsesWithIf(std::get<0>(it), std::get<1>(it), functor,
-                      /*allUsesReplaced=*/&r);
----------------
matthias-springer wrote:

I would just change this one line:
```
    replaceUsesWithIf(std::get<0>(it), std::get<1>(it), functor,
                      /*allUsesReplaced=*/allUsesReplaced ? &r : nullptr);
```


https://github.com/llvm/llvm-project/pull/172883