1 files changed, 1 insertions, 1 deletions
diff --git a/check.py b/check.py
index d1c676b41..377d41918 100755
--- a/check.py
+++ b/check.py
@@ -99,7 +99,7 @@ def run_wasm_opt_tests():
         passes_file = os.path.join(shared.get_test_dir('passes'), passname + '.passes')
         if os.path.exists(passes_file):
             passname = open(passes_file).read().strip()
-        opts = [('--' + p if not p.startswith('O') else '-' + p) for p in passname.split('_')]
+        opts = [('--' + p if not p.startswith('O') and p != 'g' else '-' + p) for p in passname.split('_')]
         actual = ''
         for module, asserts in support.split_wast(t):
             assert len(asserts) == 0