Binary 0xc: Remove arity on return instruction (#740)

Also skip binary roundtrip on stacky spec tests

1 files changed, 2 insertions, 0 deletions

diff --git a/check.py b/check.py
index 9c10e49b6..f4891d8e9 100755
--- a/check.py
+++ b/check.py
@@ -433,6 +433,8 @@ for t in spec_tests:
 
     # we must ignore some binary format splits
     splits_to_skip = {
+        'func.wast': [2],
+        'return.wast': [2]
     }
 
     # check binary format. here we can verify execution of the final result, no need for an output verification