bpo-30923: Silence fall-through warnings included in -Wextra since gcc-7.0. (#3157)
diff --git a/Python/ast.c b/Python/ast.c
index becf0ad..89206c3 100644
--- a/Python/ast.c
+++ b/Python/ast.c
@@ -1182,6 +1182,7 @@
return In;
if (strcmp(STR(n), "is") == 0)
return Is;
+ /* fall through */
default:
PyErr_Format(PyExc_SystemError, "invalid comp_op: %s",
STR(n));
@@ -1196,6 +1197,7 @@
return NotIn;
if (strcmp(STR(CHILD(n, 0)), "is") == 0)
return IsNot;
+ /* fall through */
default:
PyErr_Format(PyExc_SystemError, "invalid comp_op: %s %s",
STR(CHILD(n, 0)), STR(CHILD(n, 1)));
@@ -3147,6 +3149,7 @@
}
return Raise(expression, cause, LINENO(n), n->n_col_offset, c->c_arena);
}
+ /* fall through */
default:
PyErr_Format(PyExc_SystemError,
"unexpected flow_stmt: %d", TYPE(ch));