checks.adb (Safe_To_Capture_In_Parameter_Value): Deal with case expression (cannot count on a particular branch being executed).
2010-06-18 Robert Dewar <dewar@adacore.com>
* checks.adb (Safe_To_Capture_In_Parameter_Value): Deal with case
expression (cannot count on a particular branch being executed).
* exp_ch4.adb (Expand_N_Case_Expression): New procedure.
* exp_ch4.ads (Expand_N_Case_Expression): New procedure.
* exp_util.adb (Insert_Actions): Deal with proper insertion of actions
within case expression.
* expander.adb (Expand): Add call to Expand_N_Case_Expression
* par-ch4.adb Add calls to P_Case_Expression at appropriate points
(P_Case_Expression): New procedure
(P_Case_Expression_Alternative): New procedure
* par.adb (P_Case_Expression): New procedure
* par_sco.adb (Process_Decisions): Add dummy place holder entry for
N_Case_Expression.
* sem.adb (Analyze): Add call to Analyze_Case_Expression
* sem_case.ads (Analyze_Choices): Also used for case expressions now,
this is a documentation change only.
* sem_ch4.ads, sem_ch4.adb (Analyze_Case_Expression): New procedure.
* sem_ch6.adb (Fully_Conformant_Expressions): Add handling of case
expressions.
* sem_eval.ads, sem_eval.adb (Eval_Case_Expression): New procedure.
* sem_res.adb (Resolve_Case_Expression): New procedure.
* sem_scil.adb (Find_SCIL_Node): Add processing for
N_Case_Expression_Alternative.
* sinfo.ads, sinfo.adb (N_Case_Expression): New node.
(N_Case_Expression_Alternative): New node.
* sprint.adb (Sprint_Node_Actual): Add processing for new nodes
N_Case_Expression and N_Case_Expression_Alternative.