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codegen: document _chopSignBits parameter of convertType function

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Yoichi Hirai 2016-11-24 11:31:14 +01:00
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commit 3fb9625127
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libsolidity/codegen/CompilerUtils.h
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@ -130,6 +130,7 @@ public:
/// if a reference type is converted from calldata or storage to memory. /// if a reference type is converted from calldata or storage to memory.
/// If @a _cleanupNeeded, high order bits cleanup is also done if no type conversion would be /// If @a _cleanupNeeded, high order bits cleanup is also done if no type conversion would be
/// necessary. /// necessary.
/// If @a _chopSignBits, the function resets the signed bits out of the width of the signed integer.
void convertType(Type const& _typeOnStack, Type const& _targetType, bool _cleanupNeeded = false, bool _chopSignBits = false); void convertType(Type const& _typeOnStack, Type const& _targetType, bool _cleanupNeeded = false, bool _chopSignBits = false);
/// Creates a zero-value for the given type and puts it onto the stack. This might allocate /// Creates a zero-value for the given type and puts it onto the stack. This might allocate