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mint_gastoken.sol
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function mint(uint256 value) public { | |
uint256 storage_location_array = STORAGE_LOCATION_ARRAY; // can't use constants inside assembly | |
if (value == 0) { | |
return; | |
} | |
// Read supply | |
uint256 supply; | |
assembly { | |
supply := sload(storage_location_array) | |
} | |
// Set memory locations in interval [l, r] | |
uint256 l = storage_location_array + supply + 1; | |
uint256 r = storage_location_array + supply + value; | |
assert(r >= l); | |
for (uint256 i = l; i <= r; i++) { | |
assembly { | |
sstore(i, 1) | |
} | |
} | |
// Write updated supply & balance | |
assembly { | |
sstore(storage_location_array, add(supply, value)) | |
} | |
s_balances[msg.sender] += value; | |
} |
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