Enable non-MVP features for wasm-opt

Fixes rustwasm#886
Urhengulas · Aug 1, 2020 · cc37779 · cc37779
1 parent 9f9634c
commit cc37779
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/manifest/mod.rs b/src/manifest/mod.rs
@@ -379,7 +379,10 @@ impl CargoWasmPackProfile {
  pub fn wasm_opt_args(&self) -> Option<Vec<String>> {
  match self.wasm_opt.as_ref()? {
  CargoWasmPackProfileWasmOpt::Enabled(false) => None,
- CargoWasmPackProfileWasmOpt::Enabled(true) => Some(vec!["-O".to_string()]),
+ CargoWasmPackProfileWasmOpt::Enabled(true) => Some(vec![
+ "-O".to_string(),
+ "--enable-mutable-globals".to_string(),
+ ]),
  CargoWasmPackProfileWasmOpt::ExplicitArgs(s) => Some(s.clone()),
  }
  }