[NFC] Avoid wasted LocalGraph work in MergeLocals (#6908)

We computed both get and set influences, but getGetInfluences() was
never called, so that work was entirely pointless.

This makes the pass 20% faster.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/passes/MergeLocals.cpp b/src/passes/MergeLocals.cpp
index e6cf71538..9402e0669 100644
--- a/src/passes/MergeLocals.cpp
+++ b/src/passes/MergeLocals.cpp
@@ -108,7 +108,7 @@ struct MergeLocals
     // compute all dependencies
     auto* func = getFunction();
     LocalGraph preGraph(func, getModule());
-    preGraph.computeInfluences();
+    preGraph.computeSetInfluences();
     // optimize each copy
     std::unordered_map<LocalSet*, LocalSet*> optimizedToCopy,
       optimizedToTrivial;