From a8da89653981bb37565981afc69104f918fea64a Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Wed, 11 Oct 2017 10:13:32 -0700
Subject: fix ssaify bug where we failed to update the location of values as we
 moved them around, causing us to zero out the wrong thing in another place
 and ensuing hilarity (#1212)

---
 src/ast/LocalGraph.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/ast/LocalGraph.cpp')

diff --git a/src/ast/LocalGraph.cpp b/src/ast/LocalGraph.cpp
index c997eff1b..0d36fec84 100644
--- a/src/ast/LocalGraph.cpp
+++ b/src/ast/LocalGraph.cpp
@@ -17,6 +17,7 @@
 #include <iterator>
 
 #include <wasm-builder.h>
+#include <wasm-printing.h>
 #include <ast/find_all.h>
 #include <ast/local-graph.h>
 
@@ -24,6 +25,18 @@ namespace wasm {
 
 LocalGraph::LocalGraph(Function* func, Module* module) {
   walkFunctionInModule(func, module);
+
+#ifdef LOCAL_GRAPH_DEBUG
+  std::cout << "LocalGraph::dump\n";
+  for (auto& pair : getSetses) {
+    auto* get = pair.first;
+    auto& sets = pair.second;
+    std::cout << "GET\n" << get << " is influenced by\n";
+    for (auto* set : sets) {
+      std::cout << set << '\n';
+    }
+  }
+#endif
 }
 
 void LocalGraph::computeInfluences() {
-- 
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