Commit Graph

324 Commits

Author SHA1 Message Date
Leonardo Alt
7b5863e583 Do not erase knowledge about storage pointers when another pointer is assigned 2019-08-02 13:09:06 +02:00
chriseth
04f298fd0e
Merge pull request #7132 from ethereum/smt_acc_solver
[SMTChecker] EncodingContext config flag to accumulate assertions
2019-08-01 13:04:37 +02:00
Leonardo Alt
44d7c6976a Erase pointer knowledge properly inside loops 2019-07-30 12:47:50 +02:00
Leonardo
00accd9daa
Merge pull request #7141 from ethereum/smt_fix_json
[SMTChecker] Reset SSA index to 0 instead of increasing in context reset
2019-07-29 10:20:06 +02:00
Leonardo
0197a200cd
Merge pull request #7142 from ethereum/smt_init_numbers
[SMTChecker] Initialize all number types with 0
2019-07-29 10:19:17 +02:00
Leonardo Alt
847f574e22 [SMTChecker] Fix ICE when inlining function with tuple expression 2019-07-26 16:29:29 +02:00
Leonardo Alt
cd5a5b3686 [SMTChecker] Initialize all number types with 0 2019-07-25 15:15:18 +02:00
Leonardo Alt
6bcbeb1d23 [SMTChecker] Reset SSA index to 0 instead of increasing in context reset 2019-07-25 14:16:34 +02:00
Leonardo
264035f0dd
Merge pull request #7120 from ethereum/smt_refactor_inlining
[SMTChecker] Refactor function inlining
2019-07-22 14:20:32 +02:00
Leonardo Alt
b204f27047 [SMTChecker] EncodingContext config flag to accumulate assertions 2019-07-19 19:31:25 +02:00
Leonardo Alt
03cc124f32 Add CHC skeleton 2019-07-19 11:52:05 +02:00
Leonardo Alt
382df64899 [SMTChecker] Refactor function inlining 2019-07-18 13:56:48 +02:00
Leonardo Alt
71144d0d39 [CHCChecker] Add CHCSolverInterface and Z3CHCSolverInterface 2019-07-15 17:31:39 +02:00
Leonardo
75eb67c3e0
Merge pull request #7050 from ethereum/smt_set_solver
[SMTChecker] EncodingContext's solver needs to be set dynamically
2019-07-08 15:19:55 +02:00
Leonardo Alt
96b0c4c148 [SMTChecker] New VariableUsage flag to inline functions 2019-07-08 14:40:33 +02:00
Leonardo Alt
01570bbc8c EncodingContext's solver needs to be set dynamically 2019-07-08 14:40:15 +02:00
chriseth
25928767b7
Merge pull request #7058 from ethereum/smt_reset_context
[SMTChecker] Clear encoding context before engine starts
2019-07-08 12:36:50 +02:00
Leonardo Alt
be663680d4 [SMTChecker] Clear encoding context before engine starts 2019-07-08 11:56:04 +02:00
Leonardo Alt
4aebdcc442 [SMTChecker] Allow FunctionSort to be created via sort and not type 2019-07-04 12:00:24 +02:00
Leonardo Alt
934e00d235 [SMTChecker] SymbolicVariables use EncodingContext to declare SMT vars 2019-07-03 16:05:56 +02:00
chriseth
817852c650
Merge pull request #7030 from ethereum/smt_move_solver
[SMTChecker] Move solver from SMTEncoder to BMC
2019-07-02 14:08:55 +02:00
chriseth
e542e46163
Merge pull request #7022 from ethereum/smt_create_expr
[SMTChecker] Always create symbolic expression
2019-07-02 14:07:24 +02:00
chriseth
ca10b59b25
Merge pull request #7020 from ethereum/smt_fix_callstack_message
[SMTChecker] Fix wrong assertion in callstack message
2019-07-02 13:47:49 +02:00
Leonardo Alt
b0818bd002 [SMTChecker] Move solver pointer from SMTEncoder to BMC 2019-07-02 12:06:52 +02:00
Leonardo Alt
fb3c85633b Always create symbolic expression 2019-07-01 16:25:33 +02:00
Leonardo Alt
75663dc91e [SMTChecker] Fix require with message 2019-07-01 16:17:06 +02:00
Leonardo Alt
6606a13ed2 [SMTChecker] Remove unsound assertion (too strong) 2019-07-01 16:16:39 +02:00
Leonardo Alt
3cb4ed83c1 [SMTChecker] Split SMTChecker into SMTEncoder and BMC 2019-07-01 15:05:03 +02:00
Leonardo Alt
a28b84fdc3 [SMTChecker] Add a more general VerificationTarget 2019-06-27 10:31:50 +02:00
Leonardo Alt
48d6729164 [SMTChecker] Remove overflow check for assignments 2019-06-24 17:58:56 +02:00
Leonardo Alt
ed275fd760 [SMTChecker] Collect assertions in EncodingContext 2019-06-24 15:03:00 +02:00
Leonardo Alt
1221eeebf1 [SMTChecker] Report malformed expressions more precisely 2019-06-06 11:54:29 +02:00
Leonardo Alt
f281c94b42 [SMTChecker] Test that non-Boolean literals are actually integers 2019-06-05 10:51:05 +02:00
Leonardo
3a3316393e
Merge pull request #6897 from ethereum/smt_check_pragma_earlier
[SMTChecker] Exit early if no pragma
2019-06-05 10:26:25 +02:00
Leonardo
c39ea56f93
Merge pull request #6896 from ethereum/smt_use_portfolio
[SMTChecker] Use SMTPortfolio directly
2019-06-05 10:26:05 +02:00
Leonardo
155af48b9d
Merge pull request #6895 from ethereum/smt_keep_assertions
[SMTChecker] Keep a copy of assertions that are added to the solvers
2019-06-05 10:25:45 +02:00
Leonardo Alt
4de1e20954 [SMTChecker] Exit early if no pragma 2019-06-04 17:12:15 +02:00
Leonardo Alt
91653526bb [SMTChecker] Use SMTPortfolio directly instead of pointer to SolverInterface 2019-06-04 17:10:52 +02:00
Leonardo Alt
31ef421fff [SMTChecker] Keep a copy of assertions that are added to the solvers 2019-06-04 17:09:04 +02:00
Leonardo Alt
d9ce9cab99 [SMTChecker] Use smtlib's implies instead of \!a or b 2019-06-04 14:23:44 +02:00
chriseth
e08f521b7e
Merge pull request #6764 from ethereum/smt_fix_tuple_ice
[SMTChecker] Fix ICE in unsupported function calls with multi return values
2019-05-20 15:18:11 +02:00
Leonardo Alt
60a4f03d3d [SMTChecker] Fix ice in unsupported functions with multi return values 2019-05-16 18:23:42 +02:00
Leonardo Alt
5493a41842 [SMTChecker] Move global variables and functions to encoding context 2019-05-16 18:11:31 +02:00
Leonardo Alt
4e430ba0ae [SMTChecker] Move expression handling to EncodingContext 2019-05-14 15:56:43 +02:00
Leonardo Alt
ebbe03cad6 [SMTChecker] Move variable handling to EncodingContext 2019-05-13 16:59:28 +02:00
chriseth
01dd9ba2ae
Merge pull request #6717 from ethereum/smt_namespace
Move SMT specific code into smt namespace
2019-05-13 12:45:34 +02:00
chriseth
e5d46767f1
Merge pull request #6722 from ethereum/smt_fix_variable_usage
[SMTChecker] Fix VariableUsage for IndexAccess
2019-05-13 10:17:26 +02:00
Leonardo Alt
fac383a233 Move SMT specific code into smt namespace 2019-05-10 20:03:11 +02:00
chriseth
cc40e65a4b
Merge pull request #6712 from ethereum/smt_unique_ptr
[SMTChecker] Use unique_ptr instead of shared_ptr where applicable
2019-05-10 12:53:53 +02:00
Leonardo Alt
3ea5c112d3 [SMTChecker] Fix VariableUsage for IndexAccess 2019-05-10 11:28:10 +02:00
Leonardo Alt
8d65fd18fc [SMTChecker] Style changes 2019-05-09 19:15:43 +02:00
chriseth
89700dbcff
Merge pull request #6665 from ethereum/smt_inline_external_this
[SMTChecker] Inline external function calls to `this`
2019-05-09 19:09:08 +02:00
Leonardo Alt
ef32bf185f [SMTChecker] Inline external function calls to this. 2019-05-09 16:53:30 +02:00
Leonardo Alt
c8a017ccd6 [SMTChecker] Use unique_ptr instead of shared_ptr where applicable. 2019-05-09 16:34:22 +02:00
Leonardo Alt
6027383ae5 [SMTChecker] Fix call to function at state var init 2019-05-09 16:12:44 +02:00
Leonardo Alt
3d52a6ca68 [SMTChecker] Fix ICE in branch-inline function call-modify local variable 2019-05-09 09:15:11 +02:00
Leonardo Alt
9893cae27a [SMTChecker] Make mergeVariables deterministic 2019-05-08 20:46:01 +02:00
Leonardo Alt
0b046897ae [SMTChecker] Fix unsupported type assignment 2019-05-08 14:28:23 +02:00
Leonardo Alt
3c7540ceb2 [SMTChecker] Support tuples with multiple var decls 2019-05-07 16:57:27 +02:00
Leonardo Alt
2139c20776 [SMTChecker] Support delete 2019-05-06 18:32:10 +02:00
Leonardo
e99efec085
Merge pull request #6652 from ethereum/smt_tuple_function
[SMTChecker] Support tuples as function calls with multiple return values
2019-05-06 15:19:24 +02:00
Leonardo Alt
80712f44cb Fix short circuit with assignments 2019-05-06 11:04:43 +02:00
Leonardo Alt
5440a53d4d [SMTChecker] Support tuples as function calls with multiple return values 2019-05-03 06:10:22 +02:00
Leonardo Alt
204dcf1771 [SMTChecker] Support tuple assignments 2019-05-02 12:55:34 +02:00
Leonardo Alt
6c7527ac90 [SMTChecker] Support tuple type declaration 2019-05-02 12:05:21 +02:00
Leonardo Alt
66655b87b0 [SMTChecker] Fix ICE in fixed point operations 2019-05-02 10:59:23 +02:00
Leonardo Alt
dd4e938265 [SMTChecker] Fix ICE in inherited state var 2019-05-02 10:03:12 +02:00
Leonardo Alt
a6db37ac9c [SMTChecker] Fix bad cast in base constructor modifier. 2019-04-30 18:48:13 +02:00
Leonardo Alt
e4989369d0 Refactor cast from identifier ref decl to var decl 2019-04-30 11:08:36 +02:00
Leonardo Alt
762f79f84d Refactor assignment handling 2019-04-30 11:08:36 +02:00
Leonardo Alt
fc482de695 [SMTChecker] Support address members 2019-04-25 16:24:36 +02:00
Leonardo Alt
dd1afeba52 [SMTChecker] Support this as address 2019-04-18 17:56:52 +02:00
chriseth
fce19bde58
Merge pull request #6545 from ethereum/smt_contracts
[SMTChecker] Support contract type
2019-04-18 13:01:18 +02:00
Leonardo Alt
ecd89393ee [SMTChecker] Support contract type 2019-04-17 16:30:11 +02:00
Leonardo Alt
03d18f1b98 [SMTChecker] Add note about not inlining external function calls 2019-04-17 16:14:07 +02:00
Christian Parpart
721bf367a3
[libsolidity] TypeProvider: eliminate redundant "Type" suffix in provider function signatures. 2019-04-17 14:42:07 +02:00
Christian Parpart
862b65d6e3
[libsolidity] remove ReferenceType::copyForLocationIfReference (use TypeProvider instead) 2019-04-17 13:25:03 +02:00
Christian Parpart
58a45f2cb6 [libsolidity] TypeProvider: adds explicit uint256() accessor and removes default params in integerType(...). 2019-04-16 18:28:40 +02:00
Christian Parpart
bf43eebea9 libsolidity: Introducing TypeProvider API, for clear type system ownership. 2019-04-16 18:26:45 +02:00
Leonardo Alt
07fac9e381 [SMTChecker] Allow SymbolicVariable from smt::Sort 2019-04-15 14:52:46 +02:00
chriseth
bf5792f7ca
Merge pull request #6483 from ethereum/smt_support_mod
[SMTChecker] Support mod
2019-04-15 13:42:18 +02:00
chriseth
73ac8f6220
Merge pull request #6421 from ethereum/smt_fix_variable_usage
[SMTChecker] Refactor VariableUsage
2019-04-15 13:39:10 +02:00
Leonardo Alt
af9f16e014 [SMTChecker] Support mod 2019-04-12 12:39:25 +02:00
Leonardo Alt
4fe303530a [SMTChecker] Show unsupported warning for asm blocks 2019-04-05 16:41:15 +02:00
Leonardo Alt
79d8a4e13a [SMTChecker] Refactor VariableUsage 2019-04-05 11:38:37 +02:00
Leonardo Alt
aa9b9aa87e [SMTChecker] Support unary inc/dec for array/mapping access 2019-04-02 16:53:19 +02:00
chriseth
84251e5a22
Merge pull request #6405 from ethereum/smt_compound_assignment
[SMTChecker] Support arithmetic compound assignment operators.
2019-03-28 18:27:25 +01:00
Leonardo Alt
a7e826a224 [SMTChecker] Implement short circuit 2019-03-28 16:08:30 +01:00
Leonardo Alt
15269067b5 Support arithmetic compound assignment operators 2019-03-28 15:27:52 +01:00
Leonardo Alt
ecbf36f271 Refactor computing symbolic arithmetic operation 2019-03-28 15:27:36 +01:00
Leonardo Alt
1d63b97857 Take inlined function calls into account when collecting touched variables 2019-03-28 14:32:47 +01:00
Leonardo Alt
6f9b69ebc3 Refactor function that retrieves FunctionDefinition from FunctionCall 2019-03-28 14:32:47 +01:00
Leonardo Alt
a207d7f44c [SMTChecker] Add callstack model to overflow checks 2019-03-21 16:25:33 +01:00
Leonardo Alt
de89733bd6 [SMTChecker] Fix nullptr deref 2019-03-21 15:46:54 +01:00
Leonardo Alt
9659f40c8d [SMTChecker] Support modifiers 2019-03-20 11:32:20 +01:00
Leonardo Alt
3296fb3764 Add callstack to model report 2019-03-20 10:35:29 +01:00
Leonardo Alt
a8209e9899 [SMTChecker] Shortcut RationalNumber expressions 2019-03-11 12:53:49 +01:00
Leonardo Alt
02d0e609b9 [SMTChecker] Support enums 2019-03-07 15:15:12 +01:00
Leonardo Alt
29b2ab6f66 Handle aliasing 2019-03-06 11:29:54 +01:00
Leonardo Alt
467c34999f Do not throw on string literals 2019-03-06 11:29:26 +01:00