chriseth
8debded743
Revert "BREAKING: Bool variables should not allow arithmetic comparison"
2018-05-02 15:56:59 +02:00
chriseth
42289b642f
Merge pull request #4003 from ethereum/bool_vars_comparison
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BREAKING: Bool variables should not allow arithmetic comparison
2018-05-02 15:56:06 +02:00
Alexander Arlt
f94b793472
Add virtual destructors on base classes.
2018-05-02 13:29:16 +02:00
Leonardo Alt
ab251c7e7d
Bool variables should not allow arithmetic comparison
2018-04-27 11:35:58 +02:00
Leonardo Alt
ba3d16fc58
[SMTChecker] Remove 'information is erase' message for if-else
2018-04-19 09:28:44 +02:00
Leonardo Alt
78ba34608f
[SMTChecker] Using solUnimplementedAssert instead of solAssert when applicable
2018-04-18 13:17:59 +02:00
Leonardo Alt
ae3350ae03
[SMTChecker] Integration with CVC4
2018-04-17 12:26:58 +01:00
Leonardo Alt
8d087d1889
[SMTChecker] Removing usage of UFs to access SSA indices
2018-04-05 12:48:58 +02:00
Leonardo Alt
9b64dc501d
[SMTChecker_Bool] Fix PR review comments: method renaming and solAssert
2018-03-12 20:16:47 +01:00
Leonardo Alt
c2d26eb6a2
[SMTChecker_Bool] Fix PR comments; Add support to gt, ge, lt, le. and tests.
2018-03-12 20:16:47 +01:00
Leonardo Alt
6a940f0a99
[SMTChecker] Support to Bool variables
2018-03-12 20:16:47 +01:00
Leonardo Alt
5d74b862a3
This z3 option is necessary for good solving performance
2018-03-04 14:42:36 +01:00
Leonardo Alt
8b1b4b78c0
Fix PR comments
2018-02-28 18:31:11 +01:00
Leonardo Alt
cff0836c03
Fix PR comments
2018-02-28 18:05:20 +01:00
Leonardo Alt
21c6b80fc9
Supported types listed in SSAVariable
2018-02-28 18:05:20 +01:00
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
a256983320
Fix expression creation problems.
2017-11-30 01:20:21 +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
0e2a9658d2
Explain IntIntFun and merge assertion.
2017-11-23 19:02:47 +01:00
chriseth
762d591a47
Introduce sorts for smt expressions.
2017-11-22 15:20:26 +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
95a65dc04c
Fix boolean constants.
2017-11-22 02:35:34 +00:00
chriseth
22c689d516
Check for conditions being constant.
2017-11-22 02:35:34 +00:00
chriseth
e5de4a66ed
Tests.
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
7d0e46bf59
Merge pull request #3030 from ethereum/smt-variable-types
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SMT enforce variable types
2017-10-20 16:55:09 +02:00
Alex Beregszaszi
7a4c165518
Remove unused variable in Z3
2017-10-18 23:18:11 +01:00
chriseth
153ae98878
Catch exception in Z3.
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Note: This exception might not be the result of resource limitation,
it might also hint towards usage error.
2017-10-17 18:30:10 +01:00
Alex Beregszaszi
a71c6faf0f
Remove duplicate >= in Z3
2017-10-17 18:30:07 +01:00
chriseth
1f97c1ea8f
Rename variables in SMT checker.
2017-10-17 18:29:53 +01:00
Alex Beregszaszi
18ae0c3d78
SMT enforce variable types
2017-10-05 12:29:20 +01:00
Alex Beregszaszi
10529e994f
SMT should not crash on typecast/structs
2017-10-05 11:41:11 +01:00
Alex Beregszaszi
66b188cce9
Merge pull request #3022 from ethereum/assert
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Use solAssert and not assert
2017-10-04 14:11:43 +01:00
Alex Beregszaszi
a9847c9551
Use solAssert and not assert
2017-10-04 13:05:55 +01:00
chriseth
5ee3ceaef7
Remove leftover couts.
2017-09-29 12:44:39 +02:00
Alex Beregszaszi
1c0c5d923a
Mark constructors explicit
2017-09-20 01:23:21 +01:00
chriseth
9e63710b8e
Remove parameter names for defaulted functions.
2017-08-31 12:16:41 +02:00
chriseth
cf5e1d6120
Review changes.
2017-08-23 17:37:35 +02:00
chriseth
c93f0434cd
Use experimental feature pragma for SMT checker.
2017-08-23 17:37:35 +02:00
chriseth
75f09f2a84
Partial support for if statements.
2017-08-23 17:37:35 +02:00
chriseth
5bfd5d98c1
Format numbers more nicely.
2017-08-23 17:37:35 +02:00
chriseth
1e05ebe50e
Refactor Z3 read callback.
2017-08-23 17:37:35 +02:00
chriseth
9ac2ac14c1
Rename read file callback.
2017-08-23 17:37:35 +02:00
chriseth
ab5e3a8f6d
Introduce native Z3 support.
2017-08-23 17:37:35 +02:00
chriseth
4cea3d4aa4
Insert abstraction layer.
2017-08-23 17:37:35 +02:00
chriseth
c9cf24458b
Prepare build system for Z3.
2017-08-23 17:37:35 +02:00
chriseth
b3f8ed457a
Cleanup.
2017-08-23 14:24:30 +02:00
chriseth
39fc798999
Use file to communicate with z3.
2017-08-23 14:24:05 +02:00
chriseth
df848859da
Rewrite using SMTLIB2 interface.
2017-08-23 14:24:05 +02:00
chriseth
1ece7bf443
z3 conditions
2017-08-23 14:24:04 +02:00
Alex Beregszaszi
555dc4f46f
Remove Why3 generator
2017-06-25 12:26:16 +01:00
Rhett Aultman
89b60ffbd4
Refactor error reporting
...
This commit introduces ErrorReporter, a utility class which consolidates
all of the error logging functionality into a common set of functions.
It also replaces all direct interactions with an ErrorList with calls to
an ErrorReporter.
This commit resolves issue #2209
2017-05-30 07:28:31 -07:00
djudjuu
1d22233a43
refactoring functionCallAnnotation
2017-05-19 15:48:07 +02:00
Alex Beregszaszi
3ae88377d6
Change references to FunctionType::Location
2017-03-16 12:49:52 +00:00
VoR0220
3f9f725737
Fix licensing headers
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Signed-off-by: VoR0220 <rj@erisindustries.com>
2016-11-23 12:22:33 +01:00
Rhett Aultman
4524ad0870
Add support for do/while loops
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This commit adds support for a standard do <statement> while <expr>;
form of statement. While loops were already being supported; supporting
a do/while loop mostly involves reusing code from while loops but putting
the conditional checking last.
2016-11-10 07:07:25 -08:00
Yoichi Hirai
ab1f4632aa
Chack for non-version pragmas
2016-10-11 00:07:11 +02:00
Yoichi Hirai
092e5829d8
formal: ignore pragmas during Why3 code generation
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Fixes #1177
2016-10-11 00:01:29 +02:00
Yoichi Hirai
4337e70cca
Prepare for leaky exceptions
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Now toFormalType() reports errors by exceptions, they will be
sometimes leaked to the wider context. This commits adds a catch.
2016-09-09 20:15:13 +02:00
Yoichi Hirai
ac7c6ae7d2
toFormalType reports errors by an exception
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This allows error reporting without passing `ASTNode` to `toFormalType()`
2016-09-09 20:15:08 +02:00
Yoichi Hirai
c861cf579d
Translate mapping types into Why3 arrays when keys are integers
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Even when the keys are signed the translation is supposed to work
because Why3 arrays allow negative indices.
2016-09-09 19:11:15 +02:00
Yoichi Hirai
a98edb22e5
Add Address module in the WhyML prelude
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In the `--formal` output, this commit adds a module called `Address`,
which defines the address type as unsigned integer type bounded at
2^160-1.
2016-09-07 20:39:23 +02:00
chriseth
ce11580988
Merge pull request #1041 from pirapira/typo_and_whitespace
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Fix a typo and a whitespace inconsistency
2016-09-07 20:05:30 +02:00
Yoichi Hirai
0a8f0fb051
Append an issue id #1043 to a @todo comment about it
2016-09-07 15:21:02 +02:00
Yoichi Hirai
c9b23d9829
Fix a typo and whitespaces
2016-09-07 14:29:01 +02:00
chriseth
345c0f36fb
Fix crash when using json compiler with exponentiation.
2016-08-20 03:45:39 +02:00
chriseth
26e5faa038
Handle external effects.
2016-07-13 11:16:00 +02:00
chriseth
656405240e
Simplify interface of RationalNumber.
2016-05-10 19:40:37 +02:00
VoR0220
4b749fc333
changed names for Rational Constants and categories
2016-05-09 11:41:02 -05:00
RJ Catalano
9a075458ad
initial work for fixed types...potentially needing a constant literal type for this
...
notation
Rational implemented...trying to figure out exponential
fix for token bug, also quick fix for the wei and seconds
fixed problem with var...probably a conversion problem for fixed in size capabilities
adding fixed type tests
Removing bitshift and regrouping fixed type tests together
size capabilities functioning properly for fixed types
got exponents up and working with their inverse, changed a few of the tests....something is working that likely shouldn't be
slight changes to how to flip the rational negative around...still trying to figure it out
tests added
updated tests
odd differences in trying soltest from solc binary, let me know if you can replicate
test not working for odd reason
fixed test problem with fixed literals...still need a way to log this error
broken up the tests, added some, changed some things in types and began compiler work
moar tests and prepping for rebuilding much of the types.cpp file
further fixing
initial work for fixed types...potentially needing a constant literal type for this
2016-05-09 11:41:02 -05:00
Bob Summerwill
a1ce66b304
Fixed Windows warnings
2016-03-18 01:22:15 -07:00
LianaHus
58e07151e3
- inline and assembly keywords added
...
- some style fixes
2016-03-11 17:49:32 +01:00
chriseth
b47d593252
Do not store elements of a contract by AST node type.
2015-11-26 15:37:55 +01:00
chriseth
e06768e8b5
Fix MSVC errors and warnings.
2015-11-26 14:47:28 +01:00
chriseth
20542d1623
Style.
2015-11-25 14:24:00 +01:00
chriseth
36ba7d11ca
Again some why3 fixes with regards to separators in blocks.
2015-11-25 14:24:00 +01:00
chriseth
10fe0a2434
Style.
2015-11-23 16:30:51 +01:00
chriseth
806507d5c0
addmod and mulmod for why3.
2015-11-23 00:58:17 +01:00
chriseth
82a6ab486d
Why3: Direct references to variables using #.
2015-11-23 00:58:17 +01:00
chriseth
12f19fa46b
Formal Verification: State variables.
2015-11-19 02:04:33 +01:00
chriseth
34829ae764
Fix problems with statement blocks.
2015-11-11 15:21:01 +01:00
chriseth
56f5d58850
Rename error type.
2015-10-27 17:45:58 +01:00
chriseth
a957322fd7
Preliminary why3 code output.
2015-10-27 00:49:27 +01:00
