# HG changeset patch
# User david
# Date 1446215806 -3600
#      Fri Oct 30 15:36:46 2015 +0100
# Node ID b931c55236762c5b34a733f7c26a9c900d0d8aa5
# Parent  145a439b47cdcbe75fe9a97f9cc98e0dcdd5e642
[mq]: 8141056

diff --git a/src/share/vm/gc/g1/heapRegionSet.cpp b/src/share/vm/gc/g1/heapRegionSet.cpp
--- a/src/share/vm/gc/g1/heapRegionSet.cpp
+++ b/src/share/vm/gc/g1/heapRegionSet.cpp
@@ -230,7 +230,7 @@
       assert(_tail != curr, "%s", hrs_ext_msg(this, "invariant").buffer());
       next->set_prev(prev);
     }
-    if (_last = curr) {
+    if (_last == curr) {
       _last = NULL;
     }