XFAIL check-execstack for MIPS.

This patch marks the check-execstack test as expected to fail for
MIPS, with a comment referencing previous RFC discussion of the
changes that would be needed to support non-executable stacks on MIPS.

Tested for MIPS (all 24 ABIs).

	* sysdeps/unix/sysv/linux/mips/Makefile [$(subdir) = elf]
	(test-xfail-check-execstack): New variable.

diff --git a/ChangeLog b/ChangeLog
index 750243bdab465a13af7b5f5d72ff2b7793dc89a7..babd209bf7d2e3fc8bd6b6c894ccc4832087a7c5 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2016-11-04  Joseph Myers  <joseph@codesourcery.com>
 
+       * sysdeps/unix/sysv/linux/mips/Makefile [$(subdir) = elf]
+       (test-xfail-check-execstack): New variable.
+
        * sysdeps/mips/localplt.data: New file.
 
 2016-11-04  Yury Norov  <ynorov@caviumnetworks.com>

diff --git a/sysdeps/unix/sysv/linux/mips/Makefile b/sysdeps/unix/sysv/linux/mips/Makefile
index c6729c15f927c14a618e6ed07c875a66f08e8a92..bca11d39e03cf5285254cc08944f8829a50259ef 100644 (file)
--- a/sysdeps/unix/sysv/linux/mips/Makefile
+++ b/sysdeps/unix/sysv/linux/mips/Makefile
@@ -99,6 +99,12 @@ sysdep-dl-routines += dl-static
 
 sysdep_routines += dl-vdso
 endif
+
+# Supporting non-executable stacks on MIPS requires changes to both
+# the Linux kernel and glibc.  See
+# <https://sourceware.org/ml/libc-alpha/2016-01/msg00567.html> and
+# <https://sourceware.org/ml/libc-alpha/2016-01/msg00719.html>.
+test-xfail-check-execstack = yes
 endif
 
 ifeq ($(subdir),stdlib)