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-rw-r--r--libevmasm/GasMeter.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/libevmasm/GasMeter.h b/libevmasm/GasMeter.h
index 7cb8015f..da90b028 100644
--- a/libevmasm/GasMeter.h
+++ b/libevmasm/GasMeter.h
@@ -137,6 +137,8 @@ public:
static unsigned runGas(Instruction _instruction);
/// @returns the gas cost of the supplied data, depending whether it is in creation code, or not.
+ /// In case of @a _inCreation, the data is only sent as a transaction and is not stored, whereas
+ /// otherwise code will be stored and have to pay "createDataGas" cost.
static u256 dataGas(bytes const& _data, bool _inCreation);
private: