1 files changed, 4 insertions, 0 deletions
diff --git a/src/wasm2js.h b/src/wasm2js.h
index 624847f7d..54a06578f 100644
--- a/src/wasm2js.h
+++ b/src/wasm2js.h
@@ -1816,6 +1816,10 @@ Ref Wasm2JSBuilder::processFunctionBody(Module* m,
       unimplemented(curr);
       WASM_UNREACHABLE();
     }
+    Ref visitAtomicFence(AtomicFence* curr) {
+      // Sequentially consistent fences can be lowered to no operation
+      return ValueBuilder::makeToplevel();
+    }
     Ref visitSIMDExtract(SIMDExtract* curr) {
       unimplemented(curr);
       WASM_UNREACHABLE();