binutils/ld-relro.diff

Index: ld/lexsup.c
===================================================================
--- ld/lexsup.c.orig	2014-10-14 17:43:07.000000000 +0200
+++ ld/lexsup.c	2014-10-14 17:43:26.000000000 +0200
@@ -623,6 +623,9 @@ parse_args (unsigned argc, char **argv)
 	}
     }
 
+  optarg = "relro";
+  ldemul_handle_option ('z');
+
   last_optind = -1;
   while (1)
     {
Index: ld/testsuite/config/default.exp
===================================================================
--- ld/testsuite/config/default.exp.orig	2014-10-14 17:43:07.000000000 +0200
+++ ld/testsuite/config/default.exp	2014-10-14 17:44:58.000000000 +0200
@@ -22,7 +22,7 @@
 #
 
 if ![info exists ld] then {
-    set ld [findfile $base_dir/ld-new $base_dir/ld-new [transform ld]]
+    set ld "[findfile $base_dir/ld-new $base_dir/ld-new [transform ld]] -znorelro"
 }
 
 if ![info exists as] then {
@@ -60,7 +60,7 @@ if {![file isdirectory tmpdir/ld]} then
     catch "exec ln -s ld tmpdir/ld/collect-ld" status
     catch "exec ln -s ../../../gas/as-new tmpdir/ld/as" status
 }
-set gcc_B_opt "-B[pwd]/tmpdir/ld/"
+set gcc_B_opt "-B[pwd]/tmpdir/ld/ -Wl,-z,norelro"
 
 # load the linker path
 set ld_L_opt ""
@@ -272,7 +272,7 @@ if ![info exists READELFFLAGS] then {
 }
 
 if ![info exists LD] then {
-    set LD [findfile $base_dir/ld-new ./ld-new [transform ld]]
+    set LD "[findfile $base_dir/ld-new ./ld-new [transform ld]] -znorelro"
 }
 
 if ![info exists LDFLAGS] then {
Index: ld/testsuite/ld-bootstrap/bootstrap.exp
===================================================================
--- ld/testsuite/ld-bootstrap/bootstrap.exp.orig	2014-10-14 17:43:07.000000000 +0200
+++ ld/testsuite/ld-bootstrap/bootstrap.exp	2014-10-14 17:43:26.000000000 +0200
@@ -78,7 +78,12 @@ foreach flags $test_flags {
 
     # This test can only be run if we have the ld build directory,
     # since we need the object files.
-    if {$ld != "$objdir/ld-new"} {
+    set ldexe $ld
+    set ldparm [string first " " $ld]
+    if { $ldparm > 0 } then {
+	set ldexe [string range $ld 0 $ldparm]
+    }
+    if {$ldexe != "$objdir/ld-new"} {
 	untested $testname
 	continue
     }