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Python points-to: Handle varargs in callee.

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This commit is contained in:
Mark Shannon
2019-06-03 12:00:59 +01:00
parent af08f856b5
commit 30b340de68
10 changed files with 191 additions and 10 deletions
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3
python/ql/test/library-tests/PointsTo/new/Call.expected
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@@ -16,6 +16,9 @@
| l_calls.py:10 | ControlFlowNode for bar() | bar |
| l_calls.py:24 | ControlFlowNode for Attribute() | Owner.cm |
| l_calls.py:25 | ControlFlowNode for Attribute() | Owner.cm2 |
| l_calls.py:37 | ControlFlowNode for f() | f |
| l_calls.py:38 | ControlFlowNode for Attribute() | E.m |
| l_calls.py:39 | ControlFlowNode for Attribute() | E.m |
| q_super.py:4 | ControlFlowNode for Attribute() | object.__init__ |
| q_super.py:12 | ControlFlowNode for Attribute() | Base2.__init__ |
| q_super.py:22 | ControlFlowNode for Attribute() | Base1.meth |

3
python/ql/test/library-tests/PointsTo/new/NameSpace.expected
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@@ -112,12 +112,15 @@
| k_getsetattr.py:0 | Module code.k_getsetattr | k | Function k |
| k_getsetattr.py:4 | Class C | meth1 | Function meth1 |
| k_getsetattr.py:4 | Class C | meth2 | Function meth2 |
| l_calls.py:0 | Module code.l_calls | E | class E |
| l_calls.py:0 | Module code.l_calls | Owner | class Owner |
| l_calls.py:0 | Module code.l_calls | bar | Function bar |
| l_calls.py:0 | Module code.l_calls | f | Function f |
| l_calls.py:0 | Module code.l_calls | foo | Function foo |
| l_calls.py:12 | Class Owner | cm | classmethod() |
| l_calls.py:12 | Class Owner | cm2 | classmethod() |
| l_calls.py:12 | Class Owner | m | Function m |
| l_calls.py:32 | Class E | m | Function m |
| o_no_returns.py:0 | Module code.o_no_returns | bar | Function bar |
| o_no_returns.py:0 | Module code.o_no_returns | fail | Function fail |
| o_no_returns.py:0 | Module code.o_no_returns | foo | Function foo |

37
python/ql/test/library-tests/PointsTo/new/PointsToWithContext.expected
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@@ -598,6 +598,43 @@ WARNING: Predicate points_to has been deprecated and may be removed in future (P
| l_calls.py:25 | ControlFlowNode for Attribute() | int 1 | builtin-class int | 25 | runtime |
| l_calls.py:25 | ControlFlowNode for IntegerLiteral | int 1 | builtin-class int | 25 | runtime |
| l_calls.py:25 | ControlFlowNode for a | class Owner | builtin-class type | 12 | runtime |
| l_calls.py:29 | ControlFlowNode for FunctionExpr | Function f | builtin-class function | 29 | import |
| l_calls.py:29 | ControlFlowNode for args | args | builtin-class tuple | 29 | runtime |
| l_calls.py:29 | ControlFlowNode for f | Function f | builtin-class function | 29 | import |
| l_calls.py:30 | ControlFlowNode for args | args | builtin-class tuple | 29 | code/l_calls.py:37 from import |
| l_calls.py:30 | ControlFlowNode for args | args | builtin-class tuple | 29 | runtime |
| l_calls.py:32 | ControlFlowNode for ClassExpr | class E | builtin-class type | 32 | import |
| l_calls.py:32 | ControlFlowNode for E | class E | builtin-class type | 32 | import |
| l_calls.py:32 | ControlFlowNode for object | builtin-class object | builtin-class type | 32 | import |
| l_calls.py:33 | ControlFlowNode for FunctionExpr | Function m | builtin-class function | 33 | import |
| l_calls.py:33 | ControlFlowNode for args | args | builtin-class tuple | 33 | runtime |
| l_calls.py:33 | ControlFlowNode for m | Function m | builtin-class function | 33 | import |
| l_calls.py:34 | ControlFlowNode for self | E() | class E | 38 | code/l_calls.py:38 from import |
| l_calls.py:34 | ControlFlowNode for self | int 3 | builtin-class int | 39 | code/l_calls.py:39 from import |
| l_calls.py:34 | ControlFlowNode for self | self | builtin-class tuple | 33 | code/l_calls.py:38 from import |
| l_calls.py:34 | ControlFlowNode for self | self | builtin-class tuple | 33 | code/l_calls.py:39 from import |
| l_calls.py:34 | ControlFlowNode for self | self | class E | 33 | runtime |
| l_calls.py:35 | ControlFlowNode for args | args | builtin-class tuple | 33 | code/l_calls.py:38 from import |
| l_calls.py:35 | ControlFlowNode for args | args | builtin-class tuple | 33 | code/l_calls.py:39 from import |
| l_calls.py:35 | ControlFlowNode for args | args | builtin-class tuple | 33 | runtime |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 1 | builtin-class int | 37 | import |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 2 | builtin-class int | 37 | import |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 37 | import |
| l_calls.py:37 | ControlFlowNode for f | Function f | builtin-class function | 29 | import |
| l_calls.py:37 | ControlFlowNode for f() | args | builtin-class tuple | 29 | import |
| l_calls.py:38 | ControlFlowNode for Attribute | Attribute | builtin-class method | 38 | import |
| l_calls.py:38 | ControlFlowNode for Attribute() | args | builtin-class tuple | 33 | import |
| l_calls.py:38 | ControlFlowNode for E | class E | builtin-class type | 32 | import |
| l_calls.py:38 | ControlFlowNode for E() | E() | class E | 38 | import |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 2 | builtin-class int | 38 | import |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 38 | import |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 4 | builtin-class int | 38 | import |
| l_calls.py:39 | ControlFlowNode for Attribute | Function m | builtin-class function | 33 | import |
| l_calls.py:39 | ControlFlowNode for Attribute() | args | builtin-class tuple | 33 | import |
| l_calls.py:39 | ControlFlowNode for E | class E | builtin-class type | 32 | import |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 39 | import |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 4 | builtin-class int | 39 | import |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 5 | builtin-class int | 39 | import |
| m_attributes.py:3 | ControlFlowNode for C | class C | builtin-class type | 3 | import |
| m_attributes.py:3 | ControlFlowNode for ClassExpr | class C | builtin-class type | 3 | import |
| m_attributes.py:3 | ControlFlowNode for object | builtin-class object | builtin-class type | 3 | import |

33
python/ql/test/library-tests/PointsTo/new/PointsToWithType.expected
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@@ -675,6 +675,39 @@ WARNING: Predicate points_to has been deprecated and may be removed in future (P
| l_calls.py:25 | ControlFlowNode for Attribute() | int 1 | builtin-class int | 25 |
| l_calls.py:25 | ControlFlowNode for IntegerLiteral | int 1 | builtin-class int | 25 |
| l_calls.py:25 | ControlFlowNode for a | class Owner | builtin-class type | 12 |
| l_calls.py:29 | ControlFlowNode for FunctionExpr | Function f | builtin-class function | 29 |
| l_calls.py:29 | ControlFlowNode for args | args | builtin-class tuple | 29 |
| l_calls.py:29 | ControlFlowNode for f | Function f | builtin-class function | 29 |
| l_calls.py:30 | ControlFlowNode for args | args | builtin-class tuple | 29 |
| l_calls.py:32 | ControlFlowNode for ClassExpr | class E | builtin-class type | 32 |
| l_calls.py:32 | ControlFlowNode for E | class E | builtin-class type | 32 |
| l_calls.py:32 | ControlFlowNode for object | builtin-class object | builtin-class type | 32 |
| l_calls.py:33 | ControlFlowNode for FunctionExpr | Function m | builtin-class function | 33 |
| l_calls.py:33 | ControlFlowNode for args | args | builtin-class tuple | 33 |
| l_calls.py:33 | ControlFlowNode for m | Function m | builtin-class function | 33 |
| l_calls.py:34 | ControlFlowNode for self | E() | class E | 38 |
| l_calls.py:34 | ControlFlowNode for self | int 3 | builtin-class int | 39 |
| l_calls.py:34 | ControlFlowNode for self | self | builtin-class tuple | 33 |
| l_calls.py:34 | ControlFlowNode for self | self | class E | 33 |
| l_calls.py:35 | ControlFlowNode for args | args | builtin-class tuple | 33 |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 1 | builtin-class int | 37 |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 2 | builtin-class int | 37 |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 37 |
| l_calls.py:37 | ControlFlowNode for f | Function f | builtin-class function | 29 |
| l_calls.py:37 | ControlFlowNode for f() | args | builtin-class tuple | 29 |
| l_calls.py:38 | ControlFlowNode for Attribute | Attribute | builtin-class method | 38 |
| l_calls.py:38 | ControlFlowNode for Attribute() | args | builtin-class tuple | 33 |
| l_calls.py:38 | ControlFlowNode for E | class E | builtin-class type | 32 |
| l_calls.py:38 | ControlFlowNode for E() | E() | class E | 38 |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 2 | builtin-class int | 38 |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 38 |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | int 4 | builtin-class int | 38 |
| l_calls.py:39 | ControlFlowNode for Attribute | Function m | builtin-class function | 33 |
| l_calls.py:39 | ControlFlowNode for Attribute() | args | builtin-class tuple | 33 |
| l_calls.py:39 | ControlFlowNode for E | class E | builtin-class type | 32 |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 3 | builtin-class int | 39 |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 4 | builtin-class int | 39 |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | int 5 | builtin-class int | 39 |
| s_scopes.py:4 | ControlFlowNode for True | bool True | builtin-class bool | 4 |
| s_scopes.py:4 | ControlFlowNode for float | bool True | builtin-class bool | 4 |
| s_scopes.py:7 | ControlFlowNode for C2 | class C2 | builtin-class type | 7 |

32
python/ql/test/library-tests/PointsTo/new/Values.expected
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@@ -466,6 +466,38 @@
| l_calls.py:25 | ControlFlowNode for Attribute() | runtime | int 1 | builtin-class int |
| l_calls.py:25 | ControlFlowNode for IntegerLiteral | runtime | int 1 | builtin-class int |
| l_calls.py:25 | ControlFlowNode for a | runtime | class Owner | builtin-class type |
| l_calls.py:29 | ControlFlowNode for FunctionExpr | import | Function f | builtin-class function |
| l_calls.py:30 | ControlFlowNode for args | code/l_calls.py:37 from import | (int 1, int 2, int 3, ) | builtin-class tuple |
| l_calls.py:30 | ControlFlowNode for args | runtime | instance of tuple | builtin-class tuple |
| l_calls.py:32 | ControlFlowNode for ClassExpr | import | class E | builtin-class type |
| l_calls.py:32 | ControlFlowNode for object | import | builtin-class object | builtin-class type |
| l_calls.py:33 | ControlFlowNode for FunctionExpr | import | Function E.m | builtin-class function |
| l_calls.py:34 | ControlFlowNode for self | code/l_calls.py:38 from import | (int 2, int 3, int 4, ) | builtin-class tuple |
| l_calls.py:34 | ControlFlowNode for self | code/l_calls.py:38 from import | E() | class E |
| l_calls.py:34 | ControlFlowNode for self | code/l_calls.py:39 from import | (int 4, int 5, ) | builtin-class tuple |
| l_calls.py:34 | ControlFlowNode for self | code/l_calls.py:39 from import | int 3 | builtin-class int |
| l_calls.py:34 | ControlFlowNode for self | runtime | self instance of E | class E |
| l_calls.py:35 | ControlFlowNode for args | code/l_calls.py:38 from import | (int 2, int 3, int 4, ) | builtin-class tuple |
| l_calls.py:35 | ControlFlowNode for args | code/l_calls.py:39 from import | (int 4, int 5, ) | builtin-class tuple |
| l_calls.py:35 | ControlFlowNode for args | runtime | instance of tuple | builtin-class tuple |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | import | int 1 | builtin-class int |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | import | int 2 | builtin-class int |
| l_calls.py:37 | ControlFlowNode for IntegerLiteral | import | int 3 | builtin-class int |
| l_calls.py:37 | ControlFlowNode for f | import | Function f | builtin-class function |
| l_calls.py:37 | ControlFlowNode for f() | import | (int 1, int 2, int 3, ) | builtin-class tuple |
| l_calls.py:38 | ControlFlowNode for Attribute | import | Method(Function E.m, E()) | builtin-class method |
| l_calls.py:38 | ControlFlowNode for Attribute() | import | (int 2, int 3, int 4, ) | builtin-class tuple |
| l_calls.py:38 | ControlFlowNode for E | import | class E | builtin-class type |
| l_calls.py:38 | ControlFlowNode for E() | import | E() | class E |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | import | int 2 | builtin-class int |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | import | int 3 | builtin-class int |
| l_calls.py:38 | ControlFlowNode for IntegerLiteral | import | int 4 | builtin-class int |
| l_calls.py:39 | ControlFlowNode for Attribute | import | Function E.m | builtin-class function |
| l_calls.py:39 | ControlFlowNode for Attribute() | import | (int 4, int 5, ) | builtin-class tuple |
| l_calls.py:39 | ControlFlowNode for E | import | class E | builtin-class type |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | import | int 3 | builtin-class int |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | import | int 4 | builtin-class int |
| l_calls.py:39 | ControlFlowNode for IntegerLiteral | import | int 5 | builtin-class int |
| m_attributes.py:3 | ControlFlowNode for ClassExpr | import | class C | builtin-class type |
| m_attributes.py:3 | ControlFlowNode for object | import | builtin-class object | builtin-class type |
| m_attributes.py:5 | ControlFlowNode for FunctionExpr | import | Function C.__init__ | builtin-class function |

13
python/ql/test/library-tests/PointsTo/new/code/l_calls.py
View File

@@ -24,3 +24,16 @@ class Owner(object):
a = self.cm(0)
return a.cm2(1)
# *args
def f(*args):
return args
class E(object):
def m(self, *args):
self
return args
f(1, 2, 3)
E().m(2, 3, 4)
E.m(3, 4, 5)