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Improved generic constraint const conversion handling

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This commit is contained in:
Brian Fiete 2022-05-06 12:49:57 -07:00
parent c750ed076c
commit e5c4321440
4 changed files with 35 additions and 3 deletions
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20
IDEHelper/Compiler/BfModuleTypeUtils.cpp
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@ -13510,7 +13510,15 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
// .. and we can convert the constraint's toType to OUR toType then we're good
auto opToVal = genericParam->mExternType;
if (CanCast(BfTypedValue(BfIRValue::sValueless, opToVal), toType, BfCastFlags_NoConversionOperator))
return mBfIRBuilder->GetFakeVal();
{
if (mBfIRBuilder->IsConstValue(typedVal.mValue))
{
// Retain constness
return mBfIRBuilder->GetUndefConstValue(mBfIRBuilder->MapType(toType));
}
else
return mBfIRBuilder->GetFakeVal();
}
}
}
}
@ -13535,7 +13543,15 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
// .. and we can convert the constraint's toType to OUR toType then we're good
auto opToVal = genericParam->mExternType;
if (CanCast(BfTypedValue(BfIRValue::sValueless, opToVal), toType, BfCastFlags_NoConversionOperator))
return mBfIRBuilder->GetFakeVal();
{
if (mBfIRBuilder->IsConstValue(typedVal.mValue))
{
// Retain constness
return mBfIRBuilder->GetUndefConstValue(mBfIRBuilder->MapType(toType));
}
else
return mBfIRBuilder->GetFakeVal();
}
}
}
}