Commit Graph

52 Commits

Author SHA1 Message Date
Leonardo Alt
a8209e9899 [SMTChecker] Shortcut RationalNumber expressions 2019-03-11 12:53:49 +01:00
Leonardo Alt
29b2ab6f66 Handle aliasing 2019-03-06 11:29:54 +01:00
Leonardo Alt
34470f3549 [SMTChecker] Only check for overflow/underflow in the end of the function 2019-02-18 23:55:58 +01:00
Leonardo Alt
9a33367bc6 [SMTChecker] Warn when no solver was found and there are unhandled queries. 2019-01-29 14:29:07 +01:00
Leonardo Alt
7f8ceaadab [SMTChecker] Clear state knowledge after external function calls 2019-01-21 12:58:40 +01:00
Leonardo Alt
a10db051de [SMTChecker] Support basic typecast 2019-01-16 13:00:54 +01:00
Leonardo Alt
cce377833a Sort includes in libsolidity/formal 2018-12-17 18:26:10 +01:00
Leonardo Alt
9199718ec0 Clear all mapping knowledge after array variable assignment 2018-12-14 12:21:53 +01:00
Leonardo Alt
6a2809a582 [SMTChecker] Support to mapping 2018-12-14 12:21:53 +01:00
Leonardo Alt
08737e43dc [SMTChecker] Use SymbolicFunctionVariable for uninterpreted functions 2018-12-11 11:28:25 +01:00
chriseth
bb10be789c Inject SMTLIB2 queries and responses via standard-json-io. 2018-11-23 09:43:49 +01:00
Leonardo Alt
ec84a7dc9b [SMTChecker] Refactor setZeroValue and setUnknownValue 2018-11-22 16:42:51 +01:00
Leonardo Alt
13a142b039 [SMTChecker] Add FunctionSort and refactors the solver interface to create variables 2018-11-22 10:04:04 +01:00
Christian Parpart
d67322a186 Introduce namespace langutil in liblangutil directory.
Also:
- Use {}-style list initialisation for SourceLocation construction
- Introduce new system includes
- Changes the API of the Scanner to take source as value (with move) as opposed to as a reference
2018-11-21 19:13:44 +00:00
Christian Parpart
87821c53c3 Isolating files shared between Yul- and Solidity language frontend. 2018-11-21 18:58:12 +00:00
Alex Beregszaszi
2c6e1888eb
Merge pull request #5466 from ethereum/smt_refactor_sort_patch1
[SMTChecker] Refactor smt::Sort and its usage
2018-11-21 15:17:58 +00:00
Leonardo Alt
01ce43e51b [SMTChecker] Refactor smt::Sort and its usage 2018-11-21 15:46:47 +01:00
mordax
ea8b7d803e Removing redundant virtual from override function declaration
Remove trailing whitespace

Remove changelog change
2018-11-21 14:37:32 +00:00
Leonardo Alt
70bb0eaf95 [SMTChecker] Implement uninterpreted functions and use it for blockhash() 2018-11-15 09:12:42 +01:00
Leonardo Alt
9a4fd946c3 Add Scanner function that prints source based on SourceLocation 2018-11-13 13:49:29 +01:00
Leonardo Alt
d8cbf321da Grouping of symbolic variables in the same file and support to FixedBytes 2018-10-25 09:30:48 +02:00
Leonardo Alt
b46b827c30 [SMTChecker] Support msg.*, tx.*, block.*, gasleft and blockhash 2018-10-19 15:52:16 +02:00
Leonardo Alt
c92d3b537d [SMTChecker] Refactor expressions such that they also use SymbolicVariable 2018-10-17 18:36:24 +02:00
Leonardo Alt
aa23326e06 Consistent renaming of 'counters' and 'sequence' to 'index' 2018-10-17 15:58:13 +02:00
Leonardo Alt
ec39fdcb3c [SMTChecker] Refactoring types 2018-10-17 15:58:13 +02:00
Leonardo Alt
e4851cf59e [SMTChecker] Inline calls to internal functions 2018-10-15 15:11:21 +02:00
Leonardo Alt
207d5859d1 Refactoring Declaration -> VariableDeclaration (more precise) 2018-06-12 10:58:50 +02:00
Leonardo Alt
48652c88af Review comments 2018-06-12 10:58:50 +02:00
Leonardo Alt
678a769cd7 Refactoring how storage and local variables are managed. 2018-06-12 10:58:50 +02:00
Leonardo Alt
4117e859eb [SMTChecker] Declaring all state vars before any function is visited 2018-05-15 14:28:08 +02:00
Leonardo Alt
2dbb35d4a8 [SMTChecker] Support to integer and Bool storage vars 2018-05-15 14:22:50 +02:00
Leonardo Alt
ba3d16fc58 [SMTChecker] Remove 'information is erase' message for if-else 2018-04-19 09:28:44 +02:00
Leonardo Alt
3b2851ee41 Integer min and max values placed under SymbolicIntVar instead of SMTChecker 2018-02-28 18:05:20 +01:00
Leonardo Alt
f41591b3dd [SMTChecker] A little refactoring on SSA vars 2018-02-28 18:05:20 +01:00
Leonardo Alt
d0abc5359b [SMTChecker] Variables are merged after branches (ite variables) 2018-01-04 18:20:12 +01:00
Leonardo Alt
b588134840 [SMTChecker] Fix typo in the code (satisifable->satisfiable) 2017-12-18 17:31:27 +01:00
Leonardo Alt
a1e296e392 [SMTChecker] Helper functions to add an expression to the solver conjoined with or implied by the current path conditions 2017-12-13 17:59:36 +01:00
Leonardo Alt
2af4d7c7dd [SMTChecker] Keep track of current path conditions 2017-12-13 17:39:10 +01:00
chriseth
d160ec8595 Fix signed division. 2017-11-30 01:20:21 +01:00
chriseth
19e067465a Unary operators and division. 2017-11-30 01:20:21 +01:00
chriseth
8538a25f8d Fix problem with non-value-typed variables. 2017-11-22 02:35:34 +00:00
chriseth
19d5c42429 For loop. 2017-11-22 02:35:34 +00:00
chriseth
22c689d516 Check for conditions being constant. 2017-11-22 02:35:34 +00:00
chriseth
b37377641d Track usage of variables. 2017-11-22 02:35:34 +00:00
chriseth
f62caf587e Handle branches. 2017-11-22 02:35:34 +00:00
chriseth
1f97c1ea8f Rename variables in SMT checker. 2017-10-17 18:29:53 +01:00
chriseth
cf5e1d6120 Review changes. 2017-08-23 17:37:35 +02:00
chriseth
75f09f2a84 Partial support for if statements. 2017-08-23 17:37:35 +02:00
chriseth
9ac2ac14c1 Rename read file callback. 2017-08-23 17:37:35 +02:00
chriseth
4cea3d4aa4 Insert abstraction layer. 2017-08-23 17:37:35 +02:00