--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -, +, @@ 
--- libvpx-1.5.0.ebuild.orig    2017-07-20 07:20:21.760066983 -0600
+++ libvpx-1.5.0.ebuild 2017-07-20 07:21:01.897070038 -0600
@@ -91,6 +91,7 @@ 
                --enable-vp9 \
                --enable-shared \
                --extra-cflags="${CFLAGS}" \
+               --disable-optimizations \
                $(use_enable cpu_flags_x86_avx avx) \
                $(use_enable cpu_flags_x86_avx2 avx2) \
                $(use_enable cpu_flags_x86_mmx mmx) \