diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 77f78756f6..98ba3a5053 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -4192,6 +4192,7 @@ pub const DeclGen = struct {
         // verbatim, and the result should test as non-null.
         const target = dg.module.getTarget();
         const int = switch (target.cpu.arch.ptrBitWidth()) {
+            16 => llvm_usize.constInt(0xaaaa, .False),
             32 => llvm_usize.constInt(0xaaaaaaaa, .False),
             64 => llvm_usize.constInt(0xaaaaaaaa_aaaaaaaa, .False),
             else => unreachable,