wasm2js: don't emit obviously unnecessary parens (#2080)

A minifier would probably remove them later anyhow, but they make reading the code annoying and hard.

1 files changed, 5 insertions, 7 deletions

diff --git a/test/wasm2js/f64.2asm.js b/test/wasm2js/f64.2asm.js
index fff7f7c47..cf4d31c92 100644
--- a/test/wasm2js/f64.2asm.js
+++ b/test/wasm2js/f64.2asm.js
@@ -150,14 +150,12 @@ function asmFunc(global, env, buffer) {
   var$1 = Math_floor(var$0);
   var$2 = var$0 - var$1;
   if (!(var$2 < .5)) {
-   {
-    var$0 = Math_ceil(var$0);
-    if (var$2 > .5) {
-     return +var$0
-    }
-    var$2 = var$1 * .5;
-    var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
+   var$0 = Math_ceil(var$0);
+   if (var$2 > .5) {
+    return +var$0
    }
+   var$2 = var$1 * .5;
+   var$1 = var$2 - Math_floor(var$2) == 0.0 ? var$1 : var$0;
   }
   return +var$1;
  }