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CodeGen: Only output switch when it has cases

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This commit is contained in:
Mathias Baumann
2021-10-12 17:40:31 +02:00
parent 76f31e2c4e
commit 454860d1f5
18 changed files with 29 additions and 70 deletions
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libsolidity/codegen/ir/IRGenerator.cpp
+3 -3
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@@ -944,7 +944,7 @@ string IRGenerator::callValueCheck()
string IRGenerator::dispatchRoutine(ContractDefinition const& _contract)
{
Whiskers t(R"X(
if iszero(lt(calldatasize(), 4))
<?+cases>if iszero(lt(calldatasize(), 4))
{
let selector := <shr224>(calldataload(0))
switch selector
@@ -962,8 +962,8 @@ string IRGenerator::dispatchRoutine(ContractDefinition const& _contract)
}
</cases>
default {}
}
if iszero(calldatasize()) { <receiveEther> }
}</+cases>
<?+receiveEther>if iszero(calldatasize()) { <receiveEther> }</+receiveEther>
<fallback>
)X");
t("shr224", m_utils.shiftRightFunction(224));