kumquat-buildroot/package/binutils/arc-2018.03/0003-check-ldrunpath-length.patch

From 3bd211025c890ef2971958915d500a9bb2913a2a 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 d2551b6..70fcb56 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -1463,6 +1463,8 @@ fragment <<EOF
 	      && command_line.rpath == NULL)
 	    {
 	      path = (const char *) getenv ("LD_RUN_PATH");
+	      if ((path) && (strlen (path) == 0))
+	        path = NULL;
 	      if (path
 		  && gld${EMULATION_NAME}_search_needed (path, &n, force))
 		break;
@@ -1740,6 +1742,8 @@ gld${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)
-- 
2.9.4