diff --git a/sdk_container/src/third_party/portage-stable/eclass/toolchain.eclass b/sdk_container/src/third_party/portage-stable/eclass/toolchain.eclass
index 573471351d..1f043de0b5 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/toolchain.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/toolchain.eclass
@@ -1252,7 +1252,10 @@ toolchain_src_configure() {
 	# 	;;
 	# esac
 
-	### Cross-compiler options
+	### Cross-compiler option
+	#
+	# Note that 'newlib' here doesn't have to mean genuine newlib.
+	# See https://gcc.gnu.org/pipermail/gcc/2014-January/211653.html.
 	if is_crosscompile ; then
 		# Enable build warnings by default with cross-compilers when system
 		# paths are included (e.g. via -I flags).
@@ -1583,7 +1586,6 @@ toolchain_src_configure() {
 			fi
 		}
 
-		enable_cet_for 'i[34567]86' 'gnu' 'cet'
 		enable_cet_for 'x86_64' 'gnu' 'cet'
 		enable_cet_for 'aarch64' 'gnu' 'standard-branch-protection'
 	fi