--- /usr/portage/eclass/rust-toolchain.eclass	2022-03-24 04:26:01.000000000 +0000
+++ rust-toolchain.eclass	2022-05-03 18:28:10.978042058 +0100
@@ -42,6 +42,7 @@
 		powerpc64le*) echo powerpc64le-unknown-linux-gnu;;
 		powerpc64*)   echo powerpc64-unknown-linux-gnu;;
 		x86_64*gnu)	  echo x86_64-unknown-linux-gnu;;
+		x86_64*gnux32)	  echo x86_64-unknown-linux-gnux32;;
 		x86_64*musl)  echo x86_64-unknown-linux-musl;;
 		armv6j*s*)	  echo arm-unknown-linux-gnueabi;;
 		armv6j*h*)	  echo arm-unknown-linux-gnueabihf;;