Update nios2 localplt.data

[Joseph Myers]

This patch updates nios2 localplt.data so the localplt test passes in
my compile-only all-ABIs glibc testing.  A new PLT entry for
__extendsfdf2 is added.

Tested for nios2.

2016-11-04  Joseph Myers  <joseph@codesourcery.com>

	* sysdeps/unix/sysv/linux/nios2/localplt.data: Add __extendsfdf2
	for libc.so.

diff --git a/sysdeps/unix/sysv/linux/nios2/localplt.data b/sysdeps/unix/sysv/linux/nios2/localplt.data
index 5a0b4d3..6cf93cc 100644
--- a/sysdeps/unix/sysv/linux/nios2/localplt.data
+++ b/sysdeps/unix/sysv/linux/nios2/localplt.data
@@ -25,6 +25,7 @@ libc.so: __floatsidf
 libc.so: __divsf3
 libc.so: __nedf2
 libc.so: __eqdf2
+libc.so: __extendsfdf2
 libm.so: matherr
 # The dynamic loader uses __libc_memalign internally to allocate aligned
 # TLS storage. The other malloc family of functions are expected to allow

-- 
Joseph S. Myers
joseph@codesourcery.com