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| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2018-03-09 20:35:14 (GMT) |
|---|---|---|
| committer | Brett Cannon <brettcannon@users.noreply.github.com> | 2018-03-09 20:35:14 (GMT) |
| commit | b316c44b0105d11a80ff971636143735f3655bbf (patch) | |
| tree | 688d843ed63a3fa3163ffd6948570651a4190ccb /Doc/library/ast.rst | |
| parent | 3f7d0b69f2175ff74157673148b2e45b7a2498b6 (diff) | |
| download | cpython-b316c44b0105d11a80ff971636143735f3655bbf.zip cpython-b316c44b0105d11a80ff971636143735f3655bbf.tar.gz cpython-b316c44b0105d11a80ff971636143735f3655bbf.tar.bz2 | |
bpo-32758: Warn that ast.parse() and ast.literal_eval() can segfault the interpreter (GH-5960) (GH-6042)
(cherry picked from commit 7a7f100eb352d08938ee0f5ba59c18f56dc4a7b5)
Co-authored-by: Brett Cannon <brettcannon@users.noreply.github.com>
Diffstat (limited to 'Doc/library/ast.rst')
| -rw-r--r-- | Doc/library/ast.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst index 8d4ae2c..6376f5f 100644 --- a/Doc/library/ast.rst +++ b/Doc/library/ast.rst @@ -113,6 +113,11 @@ 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) @@ -126,6 +131,11 @@ 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. + .. versionchanged:: 3.2 Now allows bytes and set literals. |