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Signed SafeMath #1559

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merged 10 commits into from
Dec 18, 2018
Merged

Signed SafeMath #1559

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550e95e
signed safe math
frangio Dec 14, 2018
07d16a0
fix lint errors
frangio Dec 14, 2018
4e64fe8
refactor overflow checks and add descriptions
frangio Dec 17, 2018
6adc39e
remove incorrect description
frangio Dec 17, 2018
7e29c29
add test for reversed arguments in multiplication test
frangio Dec 17, 2018
3ff5932
fix power operator
frangio Dec 17, 2018
291c0d9
improve multiplication test descriptions
frangio Dec 18, 2018
4be4886
Update SafeMath.test.js
frangio Dec 18, 2018
5f8545f
Merge branch 'master' of github.com:OpenZeppelin/openzeppelin-solidit…
frangio Dec 18, 2018
6759223
add feature to changelog
frangio Dec 18, 2018
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2 changes: 1 addition & 1 deletion contracts/math/SafeMath.sol
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Expand Up @@ -5,7 +5,7 @@ pragma solidity ^0.4.24;
* @dev Math operations with safety checks that revert on error
*/
library SafeMath {
int256 constant private INT256_MIN = -2^255;
int256 constant private INT256_MIN = -2**255;
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/**
* @dev Multiplies two unsigned integers, reverts on overflow.
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