Use crates.io version of NPF

.gitmodules

@@ -1,6 +1,3 @@
 [submodule "tests/spec/testsuite"]
 	path = tests/spec/testsuite
 	url = https://github.com/WebAssembly/testsuite.git
-[submodule "nan-preserving-float"]
-	path = nan-preserving-float
-	url = [email protected]:Vurich/nan-preserving-float.git

Cargo.toml

@@ -14,13 +14,7 @@ exclude = [ "/res/*", "/tests/*", "/fuzz/*" ]
 parity-wasm = "0.27"
 byteorder = "1.0"
 memory_units = "0.3.0"
-nan-preserving-float = { path = "./nan-preserving-float" }
+nan-preserving-float = "0.1.0"
 
 [dev-dependencies]
 wabt = "^0.2.3"
-
-[features]
-# 32-bit platforms are not supported and not tested. Use this flag if you really want to use
-# wasmi on these platforms.
-# See https://github.com/pepyakin/wasmi/issues/43
-opt-in-32bit = []

src/lib.rs

@@ -103,13 +103,6 @@ extern crate byteorder;
 extern crate memory_units as memory_units_crate;
 extern crate nan_preserving_float;
 
-#[cfg(all(not(feature = "opt-in-32bit"), target_pointer_width = "32"))]
-compile_error! {
-"32-bit targets are not supported at the moment.
-You can use 'opt-in-32bit' feature.
-See https://github.com/pepyakin/wasmi/issues/43"
-}
-
 use std::fmt;
 use std::error;
 use std::collections::HashMap;