py/objgenerator: Check stack before resuming a generator.

This turns a hard crash in a recursive generator into a 'maximum recursion
depth exceeded' exception.

1 files changed, 1 insertions, 0 deletions

diff --git a/tests/run-tests b/tests/run-tests
index ef2f4bc6a..42037831d 100755
--- a/tests/run-tests
+++ b/tests/run-tests
@@ -367,6 +367,7 @@ def run_tests(pyb, tests, args, base_path="."):
         skip_tests.add('micropython/heapalloc_iter.py') # requires generators
         skip_tests.add('micropython/schedule.py') # native code doesn't check pending events
         skip_tests.add('stress/gc_trace.py') # requires yield
+        skip_tests.add('stress/recursive_gen.py') # requires yield
 
     for test_file in tests:
         test_file = test_file.replace('\\', '/')