git ssb

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;; starts with 1000 gas
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(module
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  (import $useGas  "ethereum" "useGas" (param i32))
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  (import $gas "ethereum" "getGasLeft" (result i32))
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  (export "test" 0)
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  (func 
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    ;; test adding gas
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    (block
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      (call_import $useGas (i32.const 1))
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      (if (i32.eq  (call_import $gas) (i32.const 999))
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        (return)
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      )
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      (unreachable)
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    )
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    (block
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      (call_import $useGas (i32.const 1))
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      (if (i32.eq  (call_import $gas) (i32.const 998))
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        (return)
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      )
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      (unreachable)
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    )
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    ;; should disregard negative values
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    (block
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      (call_import $useGas (i32.const -1))
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      (if (i32.eq  (call_import $gas) (i32.const 998))
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        (return)
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      )
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      (unreachable)
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    )
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  )
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)
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