diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 6d5855b52bc..b04a92d33ad 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -129,6 +129,11 @@ and classes for traversing abstract syntax trees:
    Parse the source into an AST node.  Equivalent to ``compile(source,
    filename, mode, ast.PyCF_ONLY_AST)``.
 
+   .. warning::
+      It is possible to crash the Python interpreter with a
+      sufficiently large/complex string due to stack depth limitations
+      in Python's AST compiler.
+
 
 .. function:: literal_eval(node_or_string)
 
@@ -142,6 +147,11 @@ and classes for traversing abstract syntax trees:
    capable of evaluating arbitrarily complex expressions, for example involving
    operators or indexing.
 
+   .. warning::
+      It is possible to crash the Python interpreter with a
+      sufficiently large/complex string due to stack depth limitations
+      in Python's AST compiler.
+
 
 .. function:: get_docstring(node, clean=True)