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GH-786: fix Expr::As methods casting incomplete types

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This commit is contained in:
Jon Siwek 2020-07-02 14:23:20 -07:00
parent 0ec2ff20c6
commit c8b6badd54
2 changed files with 56 additions and 44 deletions
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48
src/Expr.cc
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@ -62,6 +62,54 @@ Expr::Expr(BroExprTag arg_tag) : tag(arg_tag), type(nullptr), paren(false)
SetLocationInfo(&start_location, &end_location);
}
const ListExpr* Expr::AsListExpr() const
{
CHECK_TAG(tag, EXPR_LIST, "ExprVal::AsListExpr", expr_name)
return (const ListExpr*) this;
}
ListExpr* Expr::AsListExpr()
{
CHECK_TAG(tag, EXPR_LIST, "ExprVal::AsListExpr", expr_name)
return (ListExpr*) this;
}
const NameExpr* Expr::AsNameExpr() const
{
CHECK_TAG(tag, EXPR_NAME, "ExprVal::AsNameExpr", expr_name)
return (const NameExpr*) this;
}
NameExpr* Expr::AsNameExpr()
{
CHECK_TAG(tag, EXPR_NAME, "ExprVal::AsNameExpr", expr_name)
return (NameExpr*) this;
}
const AssignExpr* Expr::AsAssignExpr() const
{
CHECK_TAG(tag, EXPR_ASSIGN, "ExprVal::AsAssignExpr", expr_name)
return (const AssignExpr*) this;
}
AssignExpr* Expr::AsAssignExpr()
{
CHECK_TAG(tag, EXPR_ASSIGN, "ExprVal::AsAssignExpr", expr_name)
return (AssignExpr*) this;
}
const IndexExpr* Expr::AsIndexExpr() const
{
CHECK_TAG(tag, EXPR_INDEX, "ExprVal::AsIndexExpr", expr_name)
return (const IndexExpr*) this;
}
IndexExpr* Expr::AsIndexExpr()
{
CHECK_TAG(tag, EXPR_INDEX, "ExprVal::AsIndexExpr", expr_name)
return (IndexExpr*) this;
}
bool Expr::CanAdd() const
{
return false;