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2010-10-26 Robert Dewar <dewar@adacore.com>
* einfo.ads, einfo.adb (Is_Base_Type): New function, use it where
appropriate.
* exp_ch6.adb, exp_dbug.adb, exp_disp.adb, freeze.adb, lib-xref.adb,
sem_aux.adb, sem_ch3.adb, sem_ch7.adb, sem_ch8.adb (Is_Base_Type): Use
this new abstraction where appropriate.
2010-10-26 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb: Code clean up.
2010-10-26 Paul Hilfinger <hilfinger@adacore.com>
* exp_dbug.ads: Document effect of 'pragma Unchecked_Union' on
debugging data.
2010-10-26 Ed Schonberg <schonberg@adacore.com>
* sem_util.adb (Note_Possible_Modification): If the target of an
assignment is the bound variable in an iterator, the domain of
iteration, i.e. array or container, is modified as well.
2010-10-26 Bob Duff <duff@adacore.com>
* Make-generated.in: Make the relevant make targets depend on
ceinfo.adb and csinfo.adb.
* csinfo.adb, ceinfo.adb: Make sure it raises an exception on failure,
so when called from xeinfo, the failure will be noticed.
* sinfo.ads: Update comments to reflect the fact that xsinfo runs csinfo
* xsinfo.adb, xeinfo.adb: Run ceinfo to check for errors. Close files.
2010-10-26 Ed Schonberg <schonberg@adacore.com>
* exp_ch4.adb: Set properly parent field of operands of concatenation.
2010-10-26 Ed Schonberg <schonberg@adacore.com>
* sem_res.adb (Check_Infinite_Recursion): A recursive call within a
conditional expression or a case expression should not generate an
infinite recursion warning.
From-SVN: r165946
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2010-10-22 Robert Dewar <dewar@adacore.com>
* sem_util.ads, sem_util.adb, sem_aux.ads, sem_aux.adb
(Is_Generic_Formal): Moved from Sem_Util to Sem_Aux.
2010-10-22 Ed Schonberg <schonberg@adacore.com>
* exp_ch5.adb (Expand_Iterator_Loop): New subprogram, implements new
iterator forms over arrays and containers, in loops and quantified
expressions.
* exp_util.adb (Insert_Actions): include N_Iterator_Specification.
* par-ch4.adb (P_Quantified_Expression): Handle iterator specifications.
* par-ch5.adb (P_Iterator_Specification): New subprogram. Modify
P_Iteration_Scheme to handle both loop forms.
* sem.adb: Handle N_Iterator_Specification.
* sem_ch5.adb, sem_ch5.ads (Analyze_Iterator_Specification): New
subprogram.
* sinfo.adb, sinfo.ads: New node N_Iterator_Specification.
N_Iteration_Scheme can now include an Iterator_Specification. Ditto
for N_Quantified_Expression.
* snames.ads-tmpl: Add names Cursor, Element, Element_Type, No_Element,
and Previous, to support iterators over predefined containers.
* sprint.adb: Handle N_Iterator_Specification.
From-SVN: r165811
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subtype is the same...
2010-10-22 Robert Dewar <dewar@adacore.com>
* checks.adb (Apply_Predicate_Check): Remove attempt at optimization
when subtype is the same, caused legitimate checks to be missed.
* exp_ch13.adb (Build_Predicate_Function): Use Nearest_Ancestor to get
inheritance from right entity.
* freeze.adb (Freeze_Entity): Use Nearest_Ancestor to freeze in the
derived type case if the ancestor type has predicates.
* sem_aux.ads, sem_aux.adb (Nearest_Ancestor): New function.
* sem_prag.adb (Check_Enabled): Minor code reorganization.
From-SVN: r165807
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2010-10-12 Thomas Quinot <quinot@adacore.com>
* a-exetim.ads: Minor reformatting.
* g-socket.ads (Port_Type): Better definition corresponding to the
actual standard range.
* exp_ch5.adb: Add comment.
* sem_aux.adb: Minor reformatting.
2010-10-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Copy_Generic_Node): If node is a string literal, remove
string_literal_subtype so that a new one can be constructed in the
scope of the instance.
From-SVN: r165357
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2010-10-11 Javier Miranda <miranda@adacore.com>
* a-textio.adb: Move new implementation of Get_Line to a subunit.
* a-tigeli.adb: New subunit containing the implementation of Get_Line.
2010-10-11 Ed Schonberg <schonberg@adacore.com>
* sem_aux.adb: Code clean up.
From-SVN: r165272
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2010-10-11 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, sem_aux.adb, sem_ch6.adb: Minor reformatting
2010-10-11 Robert Dewar <dewar@adacore.com>
* einfo.adb, atree.h, atree.ads, atree.adb: Define seven new flags
Flag248-Flag254. Define new field Field29.
From-SVN: r165271
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2010-10-08 Ed Schonberg <schonberg@adacore.com>
* sem_aux.adb: Cleanup Is_Immutably_Limited_Type.
2010-10-08 Robert Dewar <dewar@adacore.com>
* exp_ch3.adb: Minor reformatting.
* exp_ch5.adb: Add comment.
From-SVN: r165177
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2010-10-08 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Check_Duplicate_Pragma): Check for entity match
* gcc-interface/Make-lang.in: Update dependencies.
* einfo.ads: Minor reformatting.
2010-10-08 Ed Schonberg <schonberg@adacore.com>
* exp_ch5.adb, sem_ch3.adb, exp_ch7.adb, exp_util.adb, sem_aux.adb,
sem_aux.ads, exp_ch4.adb, exp_ch6.adb, sem_ch6.adb, exp_aggr.adb,
exp_ch3.adb: Change Is_Inherently_Limited_Type to
Is_Immutably_Limited_Type to accord with new RM terminology.
* sem_aux.adb (Is_Immutably_Limited_Type): A type that is a descendant
of a formal limited private type is not immutably limited in a generic
body.
From-SVN: r165175
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2010-06-22 Robert Dewar <dewar@adacore.com>
* s-rannum.adb: Minor reformatting.
2010-06-22 Javier Miranda <miranda@adacore.com>
* sem_aux.adb, sem_aux.ads, sem_util.adb, sem_util.ads, sem_elim.adb,
exp_cg.adb: Minor code reorganization: Move routine Ultimate_Alias from
package Sem_Util to package Sem_Aux.
2010-06-22 Javier Miranda <miranda@adacore.com>
* exp_disp.adb (Make_Secondary_DT, Make_DT): Minor code cleanup:
remove useless restriction on imported routines when building the
dispatch tables.
2010-06-22 Robert Dewar <dewar@adacore.com>
* cstand.adb (Create_Standard): Set Has_Pragma_Pack for standard string
types.
2010-06-22 Javier Miranda <miranda@adacore.com>
* sem_ch4.adb (Collect_Generic_Type_Ops): Protect code that handles
generic subprogram declarations to ensure proper context. Add missing
support for generic actuals.
(Try_Primitive_Operation): Add missing support for concurrent types that
have no Corresponding_Record_Type. Required to diagnose errors compiling
generics or when compiling with no code generation (-gnatc).
* sem_ch9.adb (Analyze_Protected_Type, Analyze_Task_Type): Do not build
the corresponding record type.
* sem_disp.ads, sem_disp.adb (Check_Dispatching_Operation): Complete
documentation. Do minimum decoration when processing a primitive of a
concurrent tagged type that covers interfaces. Required to diagnose
errors in the Object.Operation notation compiling generics or under
-gnatc.
* exp_ch9.ads, exp_ch9.adb (Build_Corresponding_Record): Add missing
propagation of attribute Interface_List to the corresponding record.
(Expand_N_Task_Type_Declaration): Code cleanup.
(Expand_N_Protected_Type_Declaration): Code cleanup.
From-SVN: r161203
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2010-06-22 Robert Dewar <dewar@adacore.com>
* sem_res.adb, sem_aux.adb, errout.adb: Minor reformatting.
From-SVN: r161169
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2009-07-29 Javier Miranda <miranda@adacore.com>
* frontend.adb (Frontend): Code cleanup.
* exp_atag.ads, exp_atag.adb (Build_Get_Predefined_Prim_Op_Address):
Rewriten as a procedure because it a new out-mode parameters to
keep up-to-date the controlling tag node in the caller.
(Build_Get_Prim_Op_Address): Rewriten as a procedure because it has a
new out-mode parameter to keep up-to-date the controlling tag node in
the caller.
* exp_ch7.adb, sem_ch5.adb, exp_util.adb, sem_util.adb, exp_ch4.adb,
exp_ch6.adb, sem_ch4.adb, exp_ch3.adb: Add new dependency on new
package Sem_SCIL.
* sem_aux.ads, sem_aux.adb (First_Non_SCIL_Node): Removed. Routine
available in new package Sem_SCIL.
(Next_Non_SCIL_Node): Ditto.
* exp_disp.adb (Adjust_SCIL_Node): Removed. Routine available in new
package Sem_SCIL.
(Expand_Dispatching_Call): Update call to modified Exp_Atags routines
plus complete decoration of SCIL dispatching node.
(Find_SCIL_Node): Removed. Routine available in new package Sem_SCIL.
* exp_disp.ads (Adjust_SCIL_Node): Removed. Routine available in new
package Sem_SCIL.
(Find_SCIL_Node): Removed. Routine available in new package Sem_SCIL.
* exp_ch3.adb (Build_Init_Procedure): Fix comment.
* sem_scil.ads, sem_scil.adb: New files.
* gcc-interface/Make-lang.in (GNAT_ADA_OBJS): Addition of sem_scil.o.
Update dependencies.
From-SVN: r150199
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we are not generating code.
2009-07-28 Javier Miranda <miranda@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Disable generation of SCIL
nodes if we are not generating code.
* frontend.adb (Check_SCIL_Node): New subprogram. Used to check
attribute SCIL_Related_Node of SCIL dispatching nodes.
(Check_SCIL_Nodes): New instantiation of Traverse_Proc.
* sinfo.ads (Is_SCIL_Node,Set_Is_SCIL_Node): Removed
(SCIL_Nkind,Set_SCIL_Nkind): Removed.
(SCIL_Entity): Update documentation.
(SCIL_Related_Node): Update documentation.
(SCIL_Controlling_Tag): New attribute.
(SCIL_Target_Prim): Update documentation.
(N_Null_Statement): Remove attributes associated with SCIL nodes.
(N_SCIL_Dispatch_Table_Object_Init): New node.
(N_SCIL_Dispatch_Table_Tag_Init): New node.
(N_SCIL_Dispatching_Call): New node.
(N_SCIL_Tag_Init): New node.
* sinfo.adb (Is_SCIL_Node,Set_Is_SCIL_Node): Removed
(SCIL_Nkind,Set_SCIL_Nkind): Removed.
(SCIL_Controlling_Tag/Set_SCIL_Controlling_Tag): New subprogram.
(SCIL_Entity,Set_SCIL_Entity): Applicable only to SCIL nodes.
(SCIL_Related_Node,Set_SCIL_Related_Node): Applicable only to SCIL nodes
(SCIL_Target_Prim,Set_SCIL_Target_Prim): Applicable only to
N_SCIL_Dispatching_Call nodes.
* sem.adb (Analyze): No need to analyze SCIL nodes.
* sem_aux.ads, sem_aux.adb (First_Non_SCIL_Node): New subprogram
(Next_Non_SCIL_Node): New subprogram
* sem_ch4.adb (Analyze_Type_Conversion): Adjust relocated SCIL
dispatching nodes.
* sem_ch5.adb (Analyze_Iteration_Scheme): Adjust relocated SCIL
dispatching node.
* sem_util.adb (Insert_Explicit_Dereference): Adjust relocated SCIL
dispatching node.
* exp_ch3.adb (Build_Array_Init_Proc): Skip SCIL nodes when processing
null statement nodes.
(Build_Init_Procedure): Generate new SCIL node.
* exp_ch4.adb (Expand_N_And_Then): Adjust relocated SCIL dispatching
node.
* exp_ch6.adb (Is_Null_Procedure): Skip SCIL nodes. Required because
they are currently implemented as special N_Null_Statement nodes.
* exp_ch7.adb (Wrap_Transient_Statement): If the relocated node is a
procedure call then check if some SCIL node references it and needs
readjustment.
* exp_disp.ads (SCIL_Node_Kind): Removed.
(Adjust_SCIL_Node): New subprogram.
(Find_SCIL_Node): New subprogram.
(Get_SCIL_Node_Kind): Removed.
(New_SCIL_Node): Removed.
* exp_disp.adb (Adjust_SCIL_Node): New subprogram
(Expand_Dispatching_Call): Generate new SCIL dispatching node including
decoration of its new controlling_tag attribute.
(Get_SCIL_Node_Kind): Removed.
(Find_SCIL_Node): New subprogram.
(Make_Secondary_DT): Generate new SCIL nodes.
(Make_Tags): Generate new SCIL nodes.
(New_SCIL_Node): Removed.
* exp_util.adb (Insert_Actions): Handle SCIL nodes.
(Remove_Side_Effects): Check if relocated nodes require readjustment
of some SCIL dispatching node.
* gcc-interface/trans.c (gnat_to_gnu): Do nothing with new SCIL nodes.
From-SVN: r150149
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2009-07-27 Robert Dewar <dewar@adacore.com>
* exp_ch6.adb (Expand_Call): Reset Is_Known_Valid after call
* sem_ch3.adb, sem_eval.adb, sem_aux.adb: Minor comment reformatting
2009-07-27 Geert Bosch <bosch@adacore.com>
* checks.adb (Find_Check): Minor streamlining of logic.
* gnat1drv.adb(Gnat1drv): Put Check_Rep_Info in its alphabetical order.
* debug.adb: Document -gnatdX debug flag
* exp_ch2.adb(Expand_Entity_Reference): Implement new -gnatdX flag to
list information about reads from scalar entities.
Also slightly simplify condition for Expand_Current_Value.
* sem_util.ads, sem_util.adb (Is_LHS, Is_Actual_Out_Parameter): New
functions.
From-SVN: r150110
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2009-06-25 Vincent Celier <celier@adacore.com>
* vms_data.ads: Minor comment change
2009-06-25 Gary Dismukes <dismukes@adacore.com>
* exp_ch5.adb (Expand_N_Extended_Return_Statement): Don't build an
assignment statement to targeting a caller-provided object when the
result type is an interface type.
* exp_ch6.adb (Expand_Call): Remove redundant test of
Is_Limited_Interface (Is_Inherently_Limited is sufficient).
(Is_Build_In_Place_Function): Remove test for Is_Limited_Interface.
* sem_aggr.adb (Check_Expr_OK_In_Limited_Aggregate): Add type in call
to OK_For_Limited_Init.
* sem_aux.adb (Is_Inherently_Limited_Type): Revise limited type
condition so that True is returned for all limited interfaces, not
just synchronized ones. Ignore components of an interface type when
checking for limited components (such a component can be a parent
component).
* sem_ch3.ads (OK_For_Limited_Init_In_05): Add type parameter.
(OK_For_Limited_Init): Add type parameter.
* sem_ch3.adb (Check_Initialization): Add type in call to
OK_For_Limited_Init.
(OK_For_Limited_Init): Add new type param in call to
OK_For_Limited_Init_In_05.
(OK_For_Limited_Init_In_05): Permit arbitrary expressions of a
nonlimited type when the context type is a limited interface. Add type
on recursive calls.
* sem_ch4.adb (Analyze_Allocator): Add type in call to
OK_For_Limited_Init.
* sem_ch6.adb (Check_Limited_Return): Add type in call to
OK_For_Limited_Init.
* sem_ch12.adb (Analyze_Formal_Object_Declaration): Add type in call to
OK_For_Limited_Init.
(Instantiate_Object): Add type in call to OK_For_Limited_Init.
* sem_type.adb (Interface_Present_In_Ancestor): In the case of a
class-wide interface, get the base type before applying Etype, in order
to account for class-wide subtypes.
From-SVN: r148938
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2009-04-10 Thomas Quinot <quinot@adacore.com>
* exp_attr.adb: Minor reformatting
2009-04-10 Robert Dewar <dewar@adacore.com>
* sem_aux.adb: Minor reformatting
2009-04-10 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Check_Precondition_Postcondition): Within a generic,
analyze the expression for a postcondition, even if the compiler mode
is Generate_Code.
From-SVN: r145923
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2009-04-10 Robert Dewar <dewar@adacore.com>
* sem_aux.adb: Minor reformatting
From-SVN: r145922
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2009-04-10 Robert Dewar <dewar@adacore.com>
* gnat_rm.texi: Document that postconditions are tested on implicit
returns.
* sem_aux.adb: Minor reformatting
2009-04-10 Gary Dismukes <dismukes@adacore.com>
* itypes.adb (Create_Null_Excluding_Itype): Apply Base_Type when
setting Etype.
* par-ch3.adb (P_Access_Type_Definition): Set new attribute
Null_Exclusion_In_Return_Present when an access-to-function type has a
result type with an explicit not null.
* sem_ch3.adb (Access_Subprogram_Definition): If a null exclusion is
given on the result type, then create a null-excluding itype for the
function.
* sem_ch6.adb (Analyze_Return_Type): Create a null-excluding itype in
the case where a null exclusion is imposed on a named access type.
(Analyze_Subprogram_Specification): Push and pop the scope of the
function around the call to Analyze_Return_Type in the case of no
formals, for consistency with handling when formals are present
(Process_Formals does this). Ensures that any itype created for the
return type will be associated with the proper scope.
* sem_ch12.adb (Analyze_Generic_Subprogram_Declaration): If a null
exclusion is given on a generic function's result type, then create a
null-excluding itype for the generic function.
(Instantiate_Object): Set Null_Exclusion_Present of a constant created
for an actual for a formal in object according to the setting on the
formal. Ensures null exclusion checks are done when the association is
elaborated.
* sinfo.ads: Add new flag Null_Exclusion_In_Return_Present on
N_Access_Function_Definition.
* sinfo.adb: Add Get_ and Set_ operations for
Null_Exclusion_In_Return_Present.
From-SVN: r145912
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2009-04-10 Robert Dewar <dewar@adacore.com>
* mlib-tgt-specific-xi.adb: Minor reformatting
2009-04-10 Bob Duff <duff@adacore.com>
* einfo.ads: Minor comment fixes
2009-04-10 Vincent Celier <celier@adacore.com>
* snames.ads-tmpl: Remove names that are no longer used in the
Project Manager.
Mark specifically those that are used only in gprbuild
2009-04-10 Eric Botcazou <ebotcazou@adacore.com>
* init.c: Adjust EH support code on Alpha/Tru64.
2009-04-10 Bob Duff <duff@adacore.com>
* sem_ch6.adb (Process_PPCs): Add a call to the _Postconditions
procedure on every path that could return implicitly (not via a return
statement) from a procedure.
2009-04-10 Ed Schonberg <schonberg@adacore.com>
* exp_ch9.adb (Build_Master_Entity): An extended return statement is a
valid scope for a task declarations and therefore for a master id.
2009-04-10 Robert Dewar <dewar@adacore.com>
* sem_aux.adb: Minor reformatting
2009-04-10 Vincent Celier <celier@adacore.com>
* scn.adb (Obsolescent_Check_Flag): New Boolean flag, initialized to
True.
(Obsolescent_Check): Do nothing if Obsolescent_Check_Flag is False
(Set_Obsolescent_Check): New procedure to change the value of
Obsolescent_Check_Flag.
* scn.ads (Set_Obsolescent_Check): New procedure to control
Obsolescent_Check.
* sinput-l.adb (Load_File): Do not check for pragma Restrictions on
obsolescent features while preprocessing.
From-SVN: r145901
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2009-04-10 Thomas Quinot <quinot@adacore.com>
* xsnamest.adb: Use XUtil to have uniform line endings (UNIX style) in
generated files on all platforms.
2009-04-10 Robert Dewar <dewar@adacore.com>
* sem_aux.adb: Minor reformatting
2009-04-10 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Access_Definition): Handle properly the case of a
protected function with formals that returns an anonymous access type.
2009-04-10 Thomas Quinot <quinot@adacore.com>
* sem_disp.adb: Minor reformatting
2009-04-10 Vasiliy Fofanov <fofanov@adacore.com>
* seh_init.c: Do not use the 32-bit specific implementation of
__gnat_install_SEH_handler on 64-bit Windows target (64-bit specific
version TBD).
2009-04-10 Jose Ruiz <ruiz@adacore.com>
* mlib-tgt-specific-xi.adb (Get_Target_Prefix): Target_Name may contain
a '/' at the end so we better use the complete target name to determine
whether it is a PowerPC 55xx target.
From-SVN: r145898
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2009-04-10 Robert Dewar <dewar@adacore.com>
* sem_aux.ads, sem_aux.adb (Nearest_Current_Scope): New function.
* sem_res.adb (Resolve_Call): Fix test for
Suppress_Value_Tracking_On_Call (was wrong for the case of a call from
a non-dynamic scope).
From-SVN: r145881
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sem_aux
2009-04-09 Robert Dewar <dewar@adacore.com>
* sem_aggr.adb, exp_ch5.adb, sem_ch3.adb, exp_atag.adb, layout.adb,
sem_dist.adb, exp_ch7.adb, sem_ch5.adb, sem_type.adb, exp_imgv.adb,
exp_util.adb, sem_aux.adb, sem_aux.ads, exp_attr.adb, exp_ch9.adb,
sem_ch7.adb, inline.adb, fe.h, sem_ch9.adb, exp_code.adb, einfo.adb,
einfo.ads, exp_pakd.adb, checks.adb, sem_ch12.adb, exp_smem.adb,
tbuild.adb, freeze.adb, sem_util.adb, sem_res.adb, sem_attr.adb,
exp_dbug.adb, sem_case.adb, exp_tss.adb, exp_ch4.adb, exp_ch6.adb,
sem_smem.adb, sem_ch4.adb, sem_mech.adb, sem_ch6.adb, exp_disp.adb,
sem_ch8.adb, exp_aggr.adb, sem_eval.adb, sem_cat.adb, exp_dist.adb,
sem_ch13.adb, exp_strm.adb, lib-xref.adb, sem_disp.adb, exp_ch3.adb:
Reorganize einfo/sem_aux, moving routines from einfo to sem_aux
From-SVN: r145820
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2008-04-08 Robert Dewar <dewar@adacore.com>
Bob Duff <duff@adacore.com>
Gary Dismukes <dismukes@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* alloc.ads: Add entries for Obsolescent_Warnings table
* einfo.ads, einfo.adb: Minor reformatting.
(Is_Discriminal): New subprogram.
(Is_Prival): New subprogram.
(Is_Protected_Component): New subprogram.
(Is_Protected_Private): Removed.
(Object_Ref, Set_Object_Ref): Removed.
(Prival, Set_Prival): Change assertion.
(Privals_Chain, Set_Privals_Chain): Removed.
(Prival_Link, Set_Prival_Link): New subprogram.
(Protected_Operation, Set_Protected_Operation): Removed.
(Protection_Object, Set_Protection_Object): New subprogram.
(Write_Field17_Name): Remove case for Object_Ref.
(Write_Field20_Name): Add case for Prival_Link.
(Write_Field22_Name): Remove case for Protected_Operation,
Privals_Chain.
Add case for Protection_Object.
(Can_Use_Internal_Rep): Make this into a [base type only] attribute,
so clients
(Overlays_Constant): New flag
(Is_Constant_Object): New predicate
(Is_Standard_Character_Type): New predicate
(Optimize_Alignment_Space): New flag
(Optimize_Alignment_Time): New flag
(Has_Postconditions): New flag
(Obsolescent_Warrning): Field removed
(Spec_PPC_List): New field
(Relative_Deadline_Variable, Set_Relative_Deadline_Variable): Add
subprograms to get and set the relative deadline associated to a task.
* exp_attr.adb (May_Be_External_Call): Account for the case where the
Access attribute is part of a named parameter association.
(Expand_Access_To_Protected_Op): Test for the attribute occurring
within an init proc and use that directly as the scope rather than
traversing up to the protected operation's enclosing scope. Only apply
assertion on Is_Open_Scopes in the case the scope traversal is done.
For the init proc case use the address of the first formal (_init) as
the protected object reference.
Implement Invalid_Value attribute
(Expand_N_Attribute_Reference): Case Attribute_Unrestricted_Access.
contents of the dispatch table there is no need to duplicate the
itypes associated with record types (i.e. the implicit full view
of private types).
Implement Enum_Val attribute
(Expand_N_Attribute_Reference, case Old): Properly handle appearence
within _Postconditions procedure
(Expand_N_Attribute_Reference, case Result): Implement new attribute
* exp_ch5.adb (Expand_N_Simple_Return_Statement): Handle case in which
a return statement calls a function that is not available in
configurable runtime.
(Analyze_If_Statement): don't optimize simple True/False cases in -O0
(Expand_Non_Function_Return): Generate call to _Postconditions proc
(Expand_Simple_Function_Return): Ditto
* frontend.adb: Add call to Sem_Aux.Initialize
* sem_aux.ads, sem_aux.adb: New file.
* par-prag.adb: Add entries for pragmas Precondition/Postcondition
Add new Pragma_Relative_Deadline.
Add support for pragmas Check and Check_Policy
* sem_attr.ads, sem_attr.adb (Check_Not_CPP_Type): New subprogram.
(Check_Stream_Attribute): Add missing check (not allowed in CPP types)
(Analyze_Attribute): In case of attributes 'Alignment and 'size add
missing check because they are not allowed in CPP tagged types.
Add Sure parameter to Note_Possible_Modification calls
Add implementation of Invalid_Value attribute
Implement new attribute Has_Tagged_Values
Implement Enum_Val attribute
(Analyze_Attribute, case Range): Set Name_Req True for prefix of
generated attributes.
(Analyze_Attribute, case Result): If prefix of the attribute is
overloaded, it always resolves to the enclosing function.
(Analyze_Attribute, case Result): Properly deal with analysis when
Postconditions are not active.
(Resolve_Attribute, case Result): Properly deal with appearence during
preanalysis in spec.
Add processing for attribute Result
* sem_ch6.ads, sem_ch6.adb (Check_Overriding_Indicator): Code cleanup
for operators.
(Analyze_Subprogram_Body): Install private_with_clauses when the body
acts as a spec.
(Check_Inline_Pragma): recognize an inline pragma that appears within
the subprogram body to which it applies.
(Analyze_Function_Return): Check that type of the expression of a return
statement in a function with a class-wide result is not declared at a
deeper level than the function.
(Process_PPCs): Deal with enabling/disabling, using PPC_Enabled flag
(Verify_Overriding_Indicator): Handle properly subprogram bodies for
user- defined operators.
(Install_Formals): Moved to spec to allow use from Sem_Prag for
analysis of precondition/postcondition pragmas.
(Analyze_Subprogram_Body.Last_Real_Spec_Entity): New name for
Last_Formal, along with lots of comments on what this is about
(Analyze_Subprogram_Body): Fix case where we move entities from the
spec to the body when there are no body entities (now possible with
precondition and postcondition pragmas).
(Process_PPCs): New procedure
(Analyze_Subprogram_Body): Add call to Process_PPCs
* sem_ch8.adb (Use_One_Type): refine warning on a redundant use_type
clause.
(Pop_Scope): Restore Check_Policy_List on scope exit
(Push_Scope): Save Check_Policy_List on scope entry
Change name In_Default_Expression => In_Spec_Expression
Change name Analyze_Per_Use_Expression => Preanalyze_Spec_Expression
Change name Pre_Analyze_And_Resolve => Preanalyze_And_Resolve
(Analyze_Object_Renaming): Allow 'Reference as object
(Analyze_Pragma, case Restriction_Warnings): Call GNAT_Pragma
(Process_Restrictions_Or_Restriction_Warnings): Check for bad spelling
of restriction identifier.
Add Sure parameter to Note_Possible_Modication calls
* sem_prag.ads, sem_prag.adb (Analyze_Pragma, case Stream_Convert):
Don't check for primitive operations when calling Rep_Item_Too_Late.
(Process_Import_Or_Interface): Do not place flag on formal
subprograms.
(Analyze_Pragma, case Export): If the entity is a deferred constant,
propagate information to full view, which is the one elaborated by the
back-end.
(Make_Inline): the pragma is effective if it applies to an internally
generated subprogram declaration for a body that carries the pragma.
(Analyze_Pragma, case Optimize_Alignment): Set new flag
Optimize_Alignment_Local.
(Analyze_PPC_In_Decl_Part): New procedure
(Get_Pragma_Arg): Moved to outer level
(Check_Precondition_Postcondition): Change to allow new visibility
rules for package spec
(Analyze_Pragma, case Check_Policy): Change placement rules to be
same as pragma Suppress/Unsuppress.
Change name In_Default_Expression => In_Spec_Expression
Change name Analyze_Per_Use_Expression => Preanalyze_Spec_Expression
Change name Pre_Analyze_And_Resolve => Preanalyze_And_Resolve
(Check_Precondition_Postcondition): Do proper visibility preanalysis
for the case of these pragmas appearing in the spec.
(Check_Enabled): New function
(Initialize): New procedure
(Tree_Read): New procedure
(Tree_Write): New procedure
(Check_Precondition_Postcondition): New procedure
Implement pragmas Check and Check_Policy
Merge Assert processing with Check
* sem_warn.adb (Warn_On_Known_Condition): Handle pragma Check
New warning flag -gnatw.e
* sinfo.ads, sinfo.adb (Has_Relative_Deadline_Pragma): New function
returning whether a task (or main procedure) has a pragma
Relative_Deadline.
(Set_Has_Relative_Deadline_Pragma): Procedure to indicate that a task
(or main procedure) has a pragma Relative_Deadline.
Add Next_Pragma field to N_Pragma node
(PPC_Enabled): New flag
(Next_Pragma): Now used for Pre/Postcondition processing
* snames.h, snames.ads, snames.adb: New standard name
Inherit_Source_Path
Add entry for 'Invalid_Value attribute
Add entry for new attribute Has_Tagged_Values
Add entry for Enum_Val attribute
Add new standard names Aggregate, Configuration and Library.
Add _Postconditions
Add _Result
Add Pragma_Precondition
Add Pragma_Postcondition
Add Attribute_Result
New standard name Archive_Builder_Append_Option
(Preset_Names): Add _relative_deadline and relative_deadline definitions
There was also a missing non_preemptive_within_priorities.
(Get_Pragma_Id, Is_Pragma_Name): Add support for pragma
Relative_Deadline.
Add support for pragmas Check and Check_Policy
* tree_gen.adb: Call Sem_Aux.Tree_Write
* tree_in.adb: Call Sem_Aux.Tree_Read
* exp_ch11.adb (Expand_N_Raise_Statement): New Build_Location calling
sequence
* exp_intr.adb (Expand_Source_Info): New Build_Location calling
sequence
* exp_prag.adb (Expand_Pragma_Relative_Deadline): New procedure.
(Expand_N_Pragma): Call the appropriate procedure for expanding pragma
Relative_Deadline.
(Expand_Pragma_Check): New procedure
* sinput.ads, sinput.adb (Build_Location_String): Now appends to name
buffer.
* sinfo.adb (PPC_Enabled): New flag
From-SVN: r134010
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