buildroot/package/binutils/binutils-2.20.1/300-012_check_ldrunpath_length.patch

diff -u binutils-2.17.50.0.17.oorig/ld/emultempl/elf32.em binutils-2.17.50.0.17/ld/emultempl/elf32.em
--- binutils-2.17.50.0.17.oorig/ld/emultempl/elf32.em	2007-06-18 19:31:40.000000000 +0200
+++ binutils-2.17.50.0.17/ld/emultempl/elf32.em	2007-06-25 10:01:25.000000000 +0200
@@ -1007,6 +1007,8 @@
 	      && 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;
@@ -1191,6 +1193,8 @@
   rpath = command_line.rpath;
   if (rpath == NULL)
     rpath = (const char *) getenv ("LD_RUN_PATH");
+  if ((rpath) && (strlen (rpath) == 0))
+      rpath = NULL;
   if (! (bfd_elf_size_dynamic_sections
 	 (output_bfd, command_line.soname, rpath,
 	  command_line.filter_shlib,