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2005-07-07 Javier Miranda <miranda@adacore.com> * freeze.adb (Freeze_Entity): Check wrong uses of tag incomplete types. * par-ch3.adb (P_Type_Declaration): Give support to tagged incomplete types: -- type DEFINING_IDENTIFIER [DISCRIMINANT_PART] [IS TAGGED]; -- * sem_attr.adb (Check_Not_Incomplete_Type): Additional checks for wrong use of tag incomplete types. * sem_ch3.adb (Analyze_Incomplete_Type): Add mininum decoration to give support to tagged incomplete types. * sem_ch5.adb (Analyze_Case_Statement): In generated code, if the expression is a discriminant reference and its type is private, as can happen within a stream operation for a mutable record, use the full view of the type to resolve the case alternatives. (Analyze_Assignment): Check wrong dereference of incomplete types. * sem_ch6.adb (Process_Formals): Allow the use of tagged incomplete types. * sem_res.adb (Resolve_Explicit_Dereference): Allow the use of tagged incomplete types. * sinfo.adb (Taggged_Present/Set_Taggged_Present): Applicable to N_Incomplete_Type_Declaration nodes. * sinfo.ads (N_Incomplete_Type_Declaration): Addition of attribute Tag_Present to give support to tagged incomplete types: -- type DEFINING_IDENTIFIER [DISCRIMINANT_PART] [IS TAGGED]; -- From-SVN: r101695
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