From 71e46835b826351815b94ca059756eaf65595fae Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Tue, 29 Apr 2014 13:39:45 -0700
Subject: fix bug where we tried to emit switches in fused multiples, which led
 to labels on ifs in some cases; fixes #2302

---
 src/relooper/Relooper.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/relooper/Relooper.cpp b/src/relooper/Relooper.cpp
index ce9232d9..cd001df9 100644
--- a/src/relooper/Relooper.cpp
+++ b/src/relooper/Relooper.cpp
@@ -17,6 +17,10 @@
 typedef std::string ministring;
 #endif
 
+// uncomment these out to get LLVM errs() debugging support
+//#include <llvm/Support/raw_ostream.h>
+//using namespace llvm;
+
 template <class T, class U> static bool contains(const T& container, const U& contained) {
   return container.count(contained);
 }
@@ -202,6 +206,7 @@ void Block::Render(bool InLoop) {
   if (Fused) {
     PrintDebug("Fusing Multiple to Simple\n");
     Parent->Next = Parent->Next->Next;
+    Fused->UseSwitch = false; // TODO: emit switches here
     Fused->RenderLoopPrefix();
 
     // When the Multiple has the same number of groups as we have branches,
-- 
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