diff --git a/glibc-rh783979.patch b/glibc-rh783979.patch
new file mode 100644
index 0000000..7540525
--- /dev/null
+++ b/glibc-rh783979.patch
@@ -0,0 +1,12 @@
+diff -rup a/sysdeps/powerpc/powerpc64/Makefile b/sysdeps/powerpc/powerpc64/Makefile
+--- a/sysdeps/powerpc/powerpc64/Makefile	2012-02-01 09:34:07.018768021 -0700
++++ b/sysdeps/powerpc/powerpc64/Makefile	2012-02-01 09:35:28.813356195 -0700
+@@ -31,7 +31,7 @@ elide-routines.os += hp-timing
+ ifneq ($(elf),no)
+ # The initfini generation code doesn't work in the presence of -fPIC, so
+ # we use -fpic instead which is much better.
+-CFLAGS-initfini.s += -fpic -O1
++CFLAGS-initfini.s += -fpic -O1 -fno-inline
+ endif
+ CFLAGS-libc-start.c += -fno-asynchronous-unwind-tables
+ endif
diff --git a/glibc.spec b/glibc.spec
index 439752b..b005deb 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -66,6 +66,7 @@ Patch14: %{name}-rh740682.patch
 Patch15: %{name}-sw13618.patch
 # Fix bogus sorting code which was copied from dl-deps.
 Patch16: %{name}-sw13618-2.patch
+Patch17: %{name}-rh783979.patch
 
 Buildroot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Obsoletes: glibc-profile < 2.4
@@ -300,6 +301,7 @@ rm -rf %{glibcportsdir}
 %patch14 -p1
 %patch15 -p1
 %patch16 -p1
+%patch17 -p1
 
 # A lot of programs still misuse memcpy when they have to use
 # memmove. The memcpy implementation below is not tolerant at
@@ -1153,6 +1155,7 @@ rm -f *.filelist*
 
 %changelog
 * Wed Feb 1 2012 Jeff Law <law@redhat.com> - 2.15-8
+  - Prevent erroneous inline optimization of initfini.s on PowerPC64 (#783979)
   - Use upstream variant of fix for 740506.
 
 * Sun Jan 29 2012 Jeff Law <law@redhat.com> - 2.15-7