1 files changed, 11 insertions, 0 deletions
diff --git a/tests/runner.py b/tests/runner.py
index 208fa86d..b11edf15 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -41,6 +41,12 @@ To run a specific set of tests, you can do things like
 Combinations work too, for example
 
   python tests/runner.py browser.test_sdl_image
+
+In the main test suite, you can run all variations (O0, O1, O2, etc.) of
+an individual test with
+
+  python tests/runner.py ALL.test_hello_world
+
 ==============================================================================
 
 '''
@@ -394,6 +400,11 @@ if 'benchmark' not in str(sys.argv) and 'sanity' not in str(sys.argv) and 'brows
 
   print "Running Emscripten tests..."
 
+  if len(sys.argv) == 2 and 'ALL.' in sys.argv[1]:
+    ignore, test = sys.argv[1].split('.')
+    print 'Running all test modes on test "%s"' % test
+    sys.argv = [sys.argv[0], 'default.'+test, 'o1.'+test, 'o2.'+test, 's_0_0.'+test, 's_0_1.'+test, 's_0_1_q1.'+test, 's_1_0.'+test, 's_1_1.'+test, 's_1_1_q1.'+test]
+
   class T(RunnerCore): # Short name, to make it more fun to use manually on the commandline
     ## Does a complete test - builds, runs, checks output, etc.
     def do_run(self, src, expected_output, args=[], output_nicerizer=None, output_processor=None, no_build=False, main_file=None, additional_files=[], js_engines=None, post_build=None, basename='src.cpp', libraries=[], includes=[], force_c=False, build_ll_hook=None, extra_emscripten_args=[]):