disable-vectorization-even-more.patch

diff --git a/sysdeps/x86_64/fpu/Makefile b/sysdeps/x86_64/fpu/Makefile
index b82cd126..56e68f04 100644
--- a/sysdeps/x86_64/fpu/Makefile
+++ b/sysdeps/x86_64/fpu/Makefile
@@ -136,8 +136,8 @@ ifeq ($(subdir)$(config-cflags-mprefer-vector-width),mathyes)
 #
 # Limit vector width to 128 bits to work around this issue.  It improves
 # performance of sin and cos by more than 40% on Skylake.
-CFLAGS-branred.c = -mprefer-vector-width=128
-CFLAGS-s_sincos.c = -mprefer-vector-width=256
-CFLAGS-e_exp.c = -mprefer-vector-width=128
-CFLAGS-e_exp2.c = -mprefer-vector-width=128
+CFLAGS-branred.c = -mprefer-vector-width=128 -fno-tree-vectorize
+CFLAGS-s_sincos.c = -mprefer-vector-width=256 -fno-tree-vectorize
+CFLAGS-e_exp.c = -mprefer-vector-width=128 -fno-tree-vectorize
+CFLAGS-e_exp2.c = -mprefer-vector-width=128 -fno-tree-vectorize
 endif