diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index d13dbb637d..b3a539ab49 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* objcopy.c (merge_gnu_build_notes): Cast relcount to unsigned
+	long when comparing with sec->reloc_count.
+
 2017-05-02  Nick Clifton  <nickc@redhat.com>
 
 	* objcopy.c (merge_gnu_build_notes): Disable merge if there are
diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index 36952ecd6f..ccb5e12798 100644
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -2141,7 +2141,7 @@ merge_gnu_build_notes (bfd * abfd, asection * sec, bfd_size_type size, bfd_byte
 	 represent a single external reloc.  Unfortunately the current BFD
 	 API does not handle deleting relocs in such situations very well
 	 and so it is unsafe to proceed.  */
-      if (relcount > sec->reloc_count)
+      if ((unsigned long) relcount > sec->reloc_count)
 	goto done;
 
       /* Eliminate the duplicates.  */