Make binaryen off-by-default

Author: axic

chisel/Cargo.toml

@@ -17,3 +17,9 @@ clap = "2.32.0"
 serde = "1.0.80"
 serde_derive = "1.0.80"
 serde_yaml = "0.8.7"
+
+[dependencies.binaryen]
+libchisel = { path = "../libchisel", version = "0.4.0", features = "binaryen" }
+
+[features]
+default = []

chisel/src/main.rs

@@ -10,10 +10,13 @@ use std::fs::{read, read_to_string};
 use std::process;
 
 use libchisel::{
-    binaryenopt::*, checkstartfunc::*, deployer::*, remapimports::*, remapstart::*, repack::*,
-    trimexports::*, trimstartfunc::*, verifyexports::*, verifyimports::*,
+    checkstartfunc::*, deployer::*, remapimports::*, remapstart::*, repack::*, trimexports::*,
+    trimstartfunc::*, verifyexports::*, verifyimports::*,
 };
 
+#[cfg(feature = "binaryen")]
+use libchisel::binerynopt::*;
+
 use clap::{App, Arg, ArgMatches, SubCommand};
 use libchisel::*;
 use parity_wasm::elements::{deserialize_buffer, serialize_to_file, Module, Serialize};
@@ -263,6 +266,7 @@ fn execute_module(context: &ModuleContext, module: &mut Module) -> bool {
             }
         }
         "repack" => translate_module(module, Repack::new()),
+        #[cfg(feature = "binaryen")]
         "binaryenopt" => {
             is_translator = true;
             if let Ok(chisel) = BinaryenOptimiser::with_preset(&preset) {

libchisel/Cargo.toml

@@ -17,4 +17,4 @@ byteorder = "1.2.4"
 binaryen = { version = "0.8", optional = true }
 
 [features]
-default = ["binaryen"]
+default = []