diff --git a/ml-proto/test/conversions.wasm b/ml-proto/test/conversions.wasm
index ec3a227b1d..924034d8e2 100644
--- a/ml-proto/test/conversions.wasm
+++ b/ml-proto/test/conversions.wasm
@@ -147,8 +147,12 @@
 (assert_eq (invoke "i32.trunc_u_f64" (f64.const 2147483648)) (i32.const -2147483648)) ;; 0x1.00000p+31 -> 8000 0000
 (assert_eq (invoke "i32.trunc_u_f64" (f64.const 4294967295.0)) (i32.const -1))
 (assert_eq (invoke "i32.trunc_u_f64" (f64.const -0.9)) (i32.const 0))
+(assert_eq (invoke "i32.trunc_u_f64" (f64.const 1e8)) (i32.const 100000000))
 (assert_trap (invoke "i32.trunc_u_f64" (f64.const 4294967296.0)) "runtime: integer overflow")
 (assert_trap (invoke "i32.trunc_u_f64" (f64.const -1.0)) "runtime: integer overflow")
+(assert_trap (invoke "i32.trunc_u_f64" (f64.const 1e16)) "runtime: integer overflow")
+(assert_trap (invoke "i32.trunc_u_f64" (f64.const 1e30)) "runtime: integer overflow")
+(assert_trap (invoke "i32.trunc_u_f64" (f64.const 9223372036854775808)) "runtime: integer overflow")
 
 (assert_eq (invoke "i64.trunc_s_f32" (f32.const 1.0)) (i64.const 1))
 (assert_eq (invoke "i64.trunc_s_f32" (f32.const 1.1)) (i64.const 1))
@@ -192,9 +196,13 @@
 (assert_eq (invoke "i64.trunc_u_f64" (f64.const 1.0)) (i64.const 1))
 (assert_eq (invoke "i64.trunc_u_f64" (f64.const 1.1)) (i64.const 1))
 (assert_eq (invoke "i64.trunc_u_f64" (f64.const 1.5)) (i64.const 1))
-(assert_eq (invoke "i64.trunc_u_f64" (f64.const 4294967296)) (i64.const 4294967296))
+(assert_eq (invoke "i64.trunc_u_f64" (f64.const 4294967295)) (i64.const 0xffffffff))
+(assert_eq (invoke "i64.trunc_u_f64" (f64.const 4294967296)) (i64.const 0x100000000))
 (assert_eq (invoke "i64.trunc_u_f64" (f64.const 18446744073709549568.0)) (i64.const -2048))
 (assert_eq (invoke "i64.trunc_u_f64" (f64.const -0.9)) (i64.const 0))
+(assert_eq (invoke "i64.trunc_u_f64" (f64.const 1e8)) (i64.const 100000000))
+(assert_eq (invoke "i64.trunc_u_f64" (f64.const 1e16)) (i64.const 10000000000000000))
+(assert_eq (invoke "i64.trunc_u_f64" (f64.const 9223372036854775808)) (i64.const -9223372036854775808))
 (assert_trap (invoke "i64.trunc_u_f64" (f64.const 18446744073709551616.0)) "runtime: integer overflow")
 (assert_trap (invoke "i64.trunc_u_f64" (f64.const -1.0)) "runtime: integer overflow")
 
diff --git a/ml-proto/test/unsigned.wasm b/ml-proto/test/unsigned.wasm
deleted file mode 100644
index 492e123588..0000000000
--- a/ml-proto/test/unsigned.wasm
+++ /dev/null
@@ -1,28 +0,0 @@
-(module
-  (func $i32_trunc_u (param $x f64) (result i32)
-    (return (i32.trunc_u/f64 (get_local $x)))
-  )
-  (func $i64_trunc_u (param $x f64) (result i64)
-    (return (i64.trunc_u/f64 (get_local $x)))
-  )
-
-  (export "i32.trunc_u" $i32_trunc_u)
-  (export "i64.trunc_u" $i64_trunc_u)
-)
-
-(assert_eq (invoke "i32.trunc_u" (f64.const 1e8)) (i32.const 100000000))
-(assert_eq (invoke "i64.trunc_u" (f64.const 1e8)) (i64.const 100000000))
-
-(assert_trap (invoke "i32.trunc_u" (f64.const 1e16)) "runtime: integer overflow")
-(assert_eq (invoke "i64.trunc_u" (f64.const 1e16)) (i64.const 10000000000000000))
-
-(assert_trap (invoke "i32.trunc_u" (f64.const 1e30)) "runtime: integer overflow")
-(assert_trap (invoke "i64.trunc_u" (f64.const -1)) "runtime: integer overflow")
-
-;; max_uint32
-(assert_eq (invoke "i32.trunc_u" (f64.const 4294967295)) (i32.const -1))
-(assert_eq (invoke "i64.trunc_u" (f64.const 4294967295)) (i64.const 4294967295))
-
-;; max_int64+1
-(assert_trap (invoke "i32.trunc_u" (f64.const 9223372036854775808)) "runtime: integer overflow")
-(assert_eq (invoke "i64.trunc_u" (f64.const 9223372036854775808)) (i64.const -9223372036854775808))