uncommaify between ifs that can potentially be simplified

1 files changed, 3 insertions, 1 deletions

diff --git a/emcc b/emcc
index 3845beb1..471cbb76 100755
--- a/emcc
+++ b/emcc
@@ -1689,7 +1689,9 @@ try:
 
       js_optimizer_queue += ['simplifyExpressions']
 
-      if debug_level == 0 or profiling: js_optimizer_queue += ['simplifyIfs']
+      # simplify ifs if it is ok to make the code somewhat unreadable, and unless outlining (simplified ifs
+      # with commaified code breaks late aggressive variable elimination)
+      if (debug_level == 0 or profiling) and shared.Settings.OUTLINING_LIMIT == 0: js_optimizer_queue += ['simplifyIfs']
 
       if opt_level >= 3 and shared.Settings.PRECISE_F32: js_optimizer_queue += ['optimizeFrounds']