set seq type properly in asm2wasm

3 files changed, 20 insertions, 0 deletions

diff --git a/src/asm2wasm.h b/src/asm2wasm.h
index ce5b669d1..c28d60a75 100644
--- a/src/asm2wasm.h
+++ b/src/asm2wasm.h
@@ -963,6 +963,7 @@ Function* Asm2WasmBuilder::processFunction(Ref ast) {
       auto ret = allocator.alloc<Block>();
       ret->list.push_back(process(ast[1]));
       ret->list.push_back(process(ast[2]));
+      ret->type = ret->list[1]->type;
       return ret;
     } else if (what == SWITCH) {
       // XXX switch is still in flux in the spec repo, just emit a placeholder
diff --git a/test/unit.asm.js b/test/unit.asm.js
index 4b706eb26..db761705c 100644
--- a/test/unit.asm.js
+++ b/test/unit.asm.js
@@ -41,6 +41,10 @@ function () {
     d = +(i | 0);
     d = +(i >>> 0);
   }
+  function seq() {
+    var J = 0.0;
+    J = (0.1, 5.1) - (3.2, 4.2);
+  }
 
   function z() {
   }
diff --git a/test/unit.wast b/test/unit.wast
index 6a33e155b..074804936 100644
--- a/test/unit.wast
+++ b/test/unit.wast
@@ -151,6 +151,21 @@
       )
     )
   )
+  (func $seq
+    (local $J f64)
+    (set_local $J
+      (f64.sub
+        (block
+          (f64.const 0.1)
+          (f64.const 5.1)
+        )
+        (block
+          (f64.const 3.2)
+          (f64.const 4.2)
+        )
+      )
+    )
+  )
   (func $z
     (nop)
   )