do not run simplifyExpressions in -O1

1 files changed, 4 insertions, 1 deletions

diff --git a/emcc b/emcc
index 63435cc9..ff81e424 100755
--- a/emcc
+++ b/emcc
@@ -1742,7 +1742,10 @@ try:
       else:
         return 'eliminate'
 
-    js_optimizer_queue += [get_eliminate(), 'simplifyExpressions']
+    js_optimizer_queue += [get_eliminate()]
+
+    if opt_level >= 2:
+      js_optimizer_queue += ['simplifyExpressions']
 
   if closure and not shared.Settings.ASM_JS:
     flush_js_optimizer_queue()