Update buidlroot to version 2016.08.1

bsp/buildroot/package/binutils/2.26.1/0301-check-ldrunpath-length.patch

@@ -0,0 +1,36 @@
+From ebe1cba46df52d7bf86def3d681271fd05fb453b Mon Sep 17 00:00:00 2001
+From: Romain Naour <romain.naour@gmail.com>
+Date: Fri, 25 Dec 2015 11:41:47 +0100
+Subject: [PATCH] check-ldrunpath-length
+
+[Romain: rebase on top of 2.26]
+Signed-off-by: Romain Naour <romain.naour@gmail.com>
+---
+ ld/emultempl/elf32.em | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
+index 0405d4f..efd3300 100644
+--- a/ld/emultempl/elf32.em
++++ b/ld/emultempl/elf32.em
+@@ -1242,6 +1242,8 @@ fragment <<EOF
+ 	      && command_line.rpath == NULL)
+ 	    {
+ 	      lib_path = (const char *) getenv ("LD_RUN_PATH");
++	      if ((lib_path) && (strlen (lib_path) == 0))
++	      	lib_path = NULL;
+ 	      if (gld${EMULATION_NAME}_search_needed (lib_path, &n,
+ 						      force))
+ 		break;
+@@ -1523,6 +1525,8 @@ gld${EMULATION_NAME}_before_allocation (void)
+   rpath = command_line.rpath;
+   if (rpath == NULL)
+     rpath = (const char *) getenv ("LD_RUN_PATH");
++  if ((rpath) && (strlen (rpath) == 0))
++  	rpath = NULL;
+ 
+   for (abfd = link_info.input_bfds; abfd; abfd = abfd->link.next)
+     if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
+-- 
+2.4.3
+