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-rw-r--r--tests/micropython/heapalloc.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/micropython/heapalloc.py b/tests/micropython/heapalloc.py
index 62f26df6a..f74bb92c8 100644
--- a/tests/micropython/heapalloc.py
+++ b/tests/micropython/heapalloc.py
@@ -2,6 +2,15 @@
import micropython
+# Check for stackless build, which can't call functions without
+# allocating a frame on heap.
+try:
+ def stackless(): pass
+ micropython.heap_lock(); stackless(); micropython.heap_unlock()
+except RuntimeError:
+ print("SKIP")
+ raise SystemExit
+
def f1(a):
print(a)