glibc: Upgrade 2.20 -> 2.21

Drop CVE backports and ppc/fpu detection patch which is not needed anymore
Forward port eglibc option groups patch
Default to using glibc 2.21

Additional patches needed to appease -Werror option

Change-Id: I1873097cec8387ea9e8186a255122938fc28c976
(From OE-Core rev: 6617cc92076764d51f0190786f8d62b8c99ae984)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/meta/recipes-core/glibc/glibc/0001-When-disabling-SSE-also-make-sure-that-fpmath-is-not.patch b/meta/recipes-core/glibc/glibc/0001-When-disabling-SSE-also-make-sure-that-fpmath-is-not.patch
new file mode 100644
index 0000000000..a6395b77bc
--- /dev/null
+++ b/meta/recipes-core/glibc/glibc/0001-When-disabling-SSE-also-make-sure-that-fpmath-is-not.patch
@@ -0,0 +1,32 @@
+From 6f5639f6405ff9a42e4f71e7b0f18bddb68d992a Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 19 Feb 2015 03:23:45 +0000
+Subject: [PATCH] When disabling SSE also make sure that fpmath is not set to
+ use SSE as well
+
+This fixes errors when we inject sse options through CFLAGS and now
+that we have -Werror turned on by default this warning turns to become
+error on x86
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+Upstream-Status: Pending
+---
+ sysdeps/x86/Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/sysdeps/x86/Makefile b/sysdeps/x86/Makefile
+index 19f5eca..827ea71 100644
+--- a/sysdeps/x86/Makefile
++++ b/sysdeps/x86/Makefile
+@@ -1,6 +1,6 @@
+ ifeq ($(subdir),elf)
+ CFLAGS-.os += $(if $(filter $(@F),$(patsubst %,%.os,$(all-rtld-routines))),\
+-                  -mno-sse -mno-mmx)
++                  -mno-sse -mno-mmx -mfpmath=387)
+ 
+ tests-special += $(objpfx)tst-ld-sse-use.out
+ $(objpfx)tst-ld-sse-use.out: ../sysdeps/x86/tst-ld-sse-use.sh $(objpfx)ld.so
+-- 
+2.1.4
+