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Fix #713

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This commit is contained in:
gingerBill
2021-05-12 22:38:37 +01:00
parent dfb8143149
commit d962cfdc6b
2 changed files with 24 additions and 3 deletions
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10
src/check_expr.cpp
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@@ -5572,9 +5572,15 @@ ExprKind check_call_expr(CheckerContext *c, Operand *operand, Ast *call, Ast *pr
}
check_expr(c, operand, arg);
if (operand->mode != Addressing_Invalid) {
check_cast(c, operand, t);
if (is_type_polymorphic(t)) {
error(call, "A polymorphic type cannot be used in a type conversion");
} else {
// NOTE(bill): Otherwise the compiler can override the polymorphic type
// as it assumes it is determining the type
check_cast(c, operand, t);
}
}
operand->type = t;
break;
}
}