Submission Details
Severity:
Arrays
Summary
AN ARRAY’S LENGTH SHOULD BE CACHED TO SAVE GAS IN FOR-LOOPS
Reading array length at each iteration of the loop takes 6 gas (3 for mload and 3 to place memory_offset) in the stack.
Caching the array length in the stack saves around 3 gas per iteration.
Impact
More Gas will be used otherwise. for chains like ETH, it can be upto 1$ worth of GAS
Tools Used
Manual Review
Recommendations
Caching the array length in the stack.
Updates
Lead Judging Commences
inallhonesty about 1 year ago
Submission Judgement Published Reason: Non-acceptable severity
Assigned finding tags:
Informational/Gas
Invalid as per docs https://docs.codehawks.com/hawks-auditors/how-to-determine-a-finding-validity
Prize pool breakdown
Total prize
250,000 USDC
nSLOC
12,28520 USDC / LOC
220,000 USDC
10,000 USDC
20,000 USDC
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