From 01095a5d43bbfde13731688ddcf6048ebb8b7721 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 23 Jul 2016 20:41:05 +0000
Subject: Vendor import of llvm release_39 branch r276489:
 https://llvm.org/svn/llvm-project/llvm/branches/release_39@276489

---
 lib/Support/IntEqClasses.cpp | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'lib/Support/IntEqClasses.cpp')

diff --git a/lib/Support/IntEqClasses.cpp b/lib/Support/IntEqClasses.cpp
index ff213570807c..cb6e3a19e8d3 100644
--- a/lib/Support/IntEqClasses.cpp
+++ b/lib/Support/IntEqClasses.cpp
@@ -37,10 +37,15 @@ unsigned IntEqClasses::join(unsigned a, unsigned b) {
   // incrementally. The larger leader will eventually be updated, joining the
   // classes.
   while (eca != ecb)
-    if (eca < ecb)
-      EC[b] = eca, b = ecb, ecb = EC[b];
-    else
-      EC[a] = ecb, a = eca, eca = EC[a];
+    if (eca < ecb) {
+      EC[b] = eca;
+      b = ecb;
+      ecb = EC[b];
+    } else {
+      EC[a] = ecb;
+      a = eca;
+      eca = EC[a];
+    }
 
   return eca;
 }
-- 
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