From 2ab004d8455bfd8152c384f80da32d6aabb402f2 Mon Sep 17 00:00:00 2001
From: Bruce Forstall <brucefo@microsoft.com>
Date: Fri, 14 May 2021 12:22:07 -0700
Subject: [PATCH] Remove unused Compiler::optFindLoopNumberFromBeginBlock()

---
 src/coreclr/jit/compiler.h    |  1 -
 src/coreclr/jit/optimizer.cpp | 24 ------------------------
 2 files changed, 25 deletions(-)

diff --git a/src/coreclr/jit/compiler.h b/src/coreclr/jit/compiler.h
index b69ae916c5d683..f16b7158a4d044 100644
--- a/src/coreclr/jit/compiler.h
+++ b/src/coreclr/jit/compiler.h
@@ -6497,7 +6497,6 @@ class Compiler
     unsigned optLoopsCloned;       // number of loops cloned in the current method.
 
 #ifdef DEBUG
-    unsigned optFindLoopNumberFromBeginBlock(BasicBlock* begBlk);
     void optPrintLoopInfo(unsigned      loopNum,
                           BasicBlock*   lpHead,
                           BasicBlock*   lpFirst,
diff --git a/src/coreclr/jit/optimizer.cpp b/src/coreclr/jit/optimizer.cpp
index cc324bfd8cf349..c0f3d7b48fcecf 100644
--- a/src/coreclr/jit/optimizer.cpp
+++ b/src/coreclr/jit/optimizer.cpp
@@ -583,30 +583,6 @@ void Compiler::optUpdateLoopsBeforeRemoveBlock(BasicBlock* block, bool skipUnmar
 
 #ifdef DEBUG
 
-/*****************************************************************************
- *
- *  Given the beginBlock of the loop, return the index of this loop
- *  to the loop table.
- */
-
-unsigned Compiler::optFindLoopNumberFromBeginBlock(BasicBlock* begBlk)
-{
-    unsigned lnum = 0;
-
-    for (lnum = 0; lnum < optLoopCount; lnum++)
-    {
-        if (optLoopTable[lnum].lpHead->bbNext == begBlk)
-        {
-            // Found the loop.
-            return lnum;
-        }
-    }
-
-    noway_assert(!"Loop number not found.");
-
-    return optLoopCount;
-}
-
 /*****************************************************************************
  *
  *  Print loop info in an uniform way.