--- a/platform/linuxbsd/detect.py
+++ b/platform/linuxbsd/detect.py
@@ -454,14 +454,6 @@
                 env.Append(LINKFLAGS=["-T", "platform/linuxbsd/pck_embed.legacy.ld"])
 
     ## Cross-compilation
-    # TODO: Support cross-compilation on architectures other than x86.
-    host_is_64_bit = sys.maxsize > 2**32
-    if host_is_64_bit and env["arch"] == "x86_32":
-        env.Append(CCFLAGS=["-m32"])
-        env.Append(LINKFLAGS=["-m32", "-L/usr/lib/i386-linux-gnu"])
-    elif not host_is_64_bit and env["arch"] == "x86_64":
-        env.Append(CCFLAGS=["-m64"])
-        env.Append(LINKFLAGS=["-m64", "-L/usr/lib/i686-linux-gnu"])
 
     # Link those statically for portability
     if env["use_static_cpp"]: