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authorMark Shannon <mark@hotpy.org>2021-06-10 11:37:22 (GMT)
committerGitHub <noreply@github.com>2021-06-10 11:37:22 (GMT)
commit31aa0dbff4c1d39c9d77c6c8f4a61d0e46c1268b (patch)
tree1ce0b4151af7504e454ec387be4406d8fdc1e537
parent54cb63863f19a7c64d9a3a5fd97bdfc0dd7ab374 (diff)
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bpo-44363: Get test_capi passing with address sanitizer (GH-26639)
-rw-r--r--Include/Python.h11
-rw-r--r--Misc/NEWS.d/next/Tests/2021-06-10-11-19-43.bpo-44363.-K9jD0.rst2
-rw-r--r--Modules/_testcapimodule.c5
3 files changed, 17 insertions, 1 deletions
diff --git a/Include/Python.h b/Include/Python.h
index 4d0335d..04858f2 100644
--- a/Include/Python.h
+++ b/Include/Python.h
@@ -63,13 +63,22 @@
#include "pyport.h"
#include "pymacro.h"
-/* A convenient way for code to know if clang's memory sanitizer is enabled. */
+/* A convenient way for code to know if sanitizers are enabled. */
#if defined(__has_feature)
# if __has_feature(memory_sanitizer)
# if !defined(_Py_MEMORY_SANITIZER)
# define _Py_MEMORY_SANITIZER
# endif
# endif
+# if __has_feature(address_sanitizer)
+# if !defined(_Py_ADDRESS_SANITIZER)
+# define _Py_ADDRESS_SANITIZER
+# endif
+# endif
+#elif defined(__GNUC__)
+# if defined(__SANITIZE_ADDRESS__)
+# define _Py_ADDRESS_SANITIZER
+# endif
#endif
#include "pymath.h"
diff --git a/Misc/NEWS.d/next/Tests/2021-06-10-11-19-43.bpo-44363.-K9jD0.rst b/Misc/NEWS.d/next/Tests/2021-06-10-11-19-43.bpo-44363.-K9jD0.rst
new file mode 100644
index 0000000..28468cb
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2021-06-10-11-19-43.bpo-44363.-K9jD0.rst
@@ -0,0 +1,2 @@
+Account for address sanitizer in test_capi. test_capi now passes when run
+GCC address sanitizer.
diff --git a/Modules/_testcapimodule.c b/Modules/_testcapimodule.c
index ab47949..b983dee 100644
--- a/Modules/_testcapimodule.c
+++ b/Modules/_testcapimodule.c
@@ -4784,6 +4784,10 @@ check_pyobject_forbidden_bytes_is_freed(PyObject *self, PyObject *Py_UNUSED(args
static PyObject*
check_pyobject_freed_is_freed(PyObject *self, PyObject *Py_UNUSED(args))
{
+ /* This test would fail if run with the address sanitizer */
+#ifdef _Py_ADDRESS_SANITIZER
+ Py_RETURN_NONE;
+#else
PyObject *op = _PyObject_CallNoArg((PyObject *)&PyBaseObject_Type);
if (op == NULL) {
return NULL;
@@ -4793,6 +4797,7 @@ check_pyobject_freed_is_freed(PyObject *self, PyObject *Py_UNUSED(args))
Py_SET_REFCNT(op, 1);
/* object memory is freed! */
return test_pyobject_is_freed("check_pyobject_freed_is_freed", op);
+#endif
}