* tree-ssa-dse.c (decrement_count): New function.
(increment_start_addr, maybe_trim_memstar_call): Likewise.
(dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
when we know the partially dead statement is a mem* function.
* gcc.dg/tree-ssa/ssa-dse-25.c: New test.
From-SVN: r244444
PR tree-optimization/33562
PR tree-optimization/61912
PR tree-optimization/77485
* doc/invoke.texi: Document new dse-max-object-size param.
* params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
* tree-ssa-dse.c: Include params.h.
(dse_store_status): New enum.
(initialize_ao_ref_for_dse): New, partially extracted from
dse_optimize_stmt.
(valid_ao_ref_for_dse, normalize_ref): New.
(setup_live_bytes_from_ref, compute_trims): Likewise.
(clear_bytes_written_by, maybe_trim_complex_store): Likewise.
(maybe_trim_partially_dead_store): Likewise.
(maybe_trim_complex_store): Likewise.
(dse_classify_store): Renamed from dse_possibly_dead_store_p.
Track what bytes live from the original store. Return tri-state
for dead, partially dead or live.
(dse_dom_walker): Add constructor, destructor and new private members.
(delete_dead_call, delete_dead_assignment): New extracted from
dse_optimize_stmt.
(dse_optimize_stmt): Make a member of dse_dom_walker.
Use initialize_ao_ref_for_dse.
PR tree-optimization/33562
PR tree-optimization/61912
PR tree-optimization/77485
* gcc.dg/tree-ssa/complex-4.c: Remove xfail.
* gcc.dg/tree-ssa/complex-5.c: Likewise.
* gcc.dg/tree-ssa/ssa-dse-9.c: Likewise.
* gcc.dg/tree-ssa/ssa-dse-18.c: New test.
* gcc.dg/tree-ssa/ssa-dse-19.c: Likewise.
* gcc.dg/tree-ssa/ssa-dse-20.c: Likewise.
* gcc.dg/tree-ssa/ssa-dse-21.c: Likewise.
From-SVN: r244442
PR libstdc++/78389
* include/bits/list.tcc (merge(list&&)):
Adjust list sizes if the comparator throws.
(merge(list&&, _StrictWeakOrdering)): Likewise.
(sort()): Splice elements back from the scratch buffers
if the comparator throws.
(sort(_StrictWeakOrdering)): Likewise.
* testsuite/23_containers/list/operations/78389.cc: New.
From-SVN: r244439
2017-01-13 Martin Liska <mliska@suse.cz>
PR ipa/79043
* function.c (set_cfun): Add new argument force.
* function.h (set_cfun): Likewise.
* ipa-inline-transform.c (inline_call): Use the function when
strict alising from is dropped for function we inline to.
2017-01-13 Martin Liska <mliska@suse.cz>
PR ipa/79043
* gcc.c-torture/execute/pr79043.c: New test.
From-SVN: r244435
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* einfo.ads: minor grammar fixes in comment of Normalized_Position_Max.
* scil_ll.adb: Minor style fix in comment.
* sem_ch8.adb (Analyze_Expanded_Name): Perform dimension analysis
even if entity is already set, because the node may be renalyzed
after inlining transformations.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Call): Do not establish a transient scope
for a call to inlinable expression function (since the call will
be replaced by its returned object).
* exp_ch6.ads (Is_Inlinable_Expression_Function): New subprogram.
* exp_ch6.adb (Expression_Of_Expression_Function): New subprogram.
(Expand_Call): For inlinable expression function call replace the
call by its returned object.
(Is_Inlinable_Expression_Function): New subprogram.
From-SVN: r244425
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* checks.adb: Minor typo fix and reformatting.
2017-01-13 Javier Miranda <miranda@adacore.com>
* contracts.adb (Contract_Only_Subprograms): Remove formal.
(Copy_Original_Specification): Removed.
(Skip_Contract_Only_Subprogram): Move here checks previously
located in the caller of this routine (to leave the code more clean).
(Build_Contract_Only_Subprogram): Code cleanup.
* scil_ll.ads, scil_ll.adb (Get_Contract_Only_Body_Name): Removed.
(Get_Contract_Only_Missing_Body_Name): Removed.
From-SVN: r244424
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Cloned_Expression): New subprogram.
(Freeze_Expr_Types): Complete previous patch since the expression
of an expression-function may have iterators and loops with
defining identifiers which, as part of the preanalysis of the
expression, may be left decorated with itypes that will not be
available in the tree passed to the backend.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Apply_Type_Conversion_Checks): Optimize a type
conversion to Integer of an expression that is an attribute
reference 'Pos on an enumeration type.
2017-01-13 Bob Duff <duff@adacore.com>
* atree.ads: Minor comment fix.
From-SVN: r244423
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch6.adb (Analyze_Subprogram_Body_Helper):
Ensure that the input body is a subprogram body before trying to
determine whether it denoted an expression function. Note that
subprogram body stubs cannot denote expression functions.
From-SVN: r244421
2017-01-13 Javier Miranda <miranda@adacore.com>
* einfo.ads (Component_Bit_Offset): Fix documentation.
* sem_ch13.adb (Check_Record_Representation_Clause): Skip check
on record holes for components with unknown compile-time offsets.
2017-01-13 Bob Duff <duff@adacore.com>
* ali.ads, ali.adb (Static_Elaboration_Model_Used): Remove unused flag.
* g-locfil.ads: Minor comment fix.
2017-01-13 Bob Duff <duff@adacore.com>
* binde.adb (Elab_New): New elaboration order algorithm
that is expected to cause fewer ABE issues. This is a work in
progress. The new algorithm is currently disabled, and can be
enable by the -dp switch, or by modifying the Do_Old and Do_New
etc. flags and rebuilding. Experimental code is included to
compare the results of the old and new algorithms.
* binde.ads: Use GNAT.Dynamic_Tables instead of Table, so we
can have multiple of these tables, so the old and new algorithms
can coexist.
* bindgen.ads (Gen_Output_File): Pass Elab_Order as an 'in'
parameter of type array. This avoids the global variable, and
allows bounds checking (which is normally defeated by the tables
packages). It also ensures that the Elab_Order is read-only
to Bindgen.
* bindgen.adb: Pass Elab_Order as an 'in' parameter to all
subprograms that need it, as above.
* debug.adb: Document new -dp switch. Modify doc of old -do
switch.
* gnatbind.adb (Gnatbind): Make use of new interfaces to Binde
and Bindgen. Move writing of closure (-R and -Ra switches)
to Binde; that's more convenient.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Analyze_Expression_Function): If the expression
function is a completion, all entities referenced in the
expression are frozen. As a consequence, a reference to an
uncompleted private type from an enclosing scope is illegal.
From-SVN: r244419
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Freeze_Expr_Types): New subprogram.
(Analyze_Subprogram_Body_Helper): At the occurrence of an
expression function declaration that is a completion, its
expression causes freezing (AI12-0103).
2017-01-13 Vadim Godunko <godunko@adacore.com>
* a-coinho-shared.adb: Fix memory leaks in Constant_Reference and
Reference functions of Ada.Containers.Indefinite_Holders.
2017-01-13 Bob Duff <duff@adacore.com>
* s-os_lib.ads: Minor comment fixes.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Default_Initialize_Object): Do not default
initialize an object when it is of a task type and restriction
No_Tasking is in effect because the initialization is obsolete.
* exp_ch9.adb (Build_Master_Entity): Do not generate a master when
restriction No_Tasking is in effect.
(Build_Master_Renaming): Do not rename a master when restriction
No_Tasking is in effect.
From-SVN: r244418
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): The code that verifies
the legality of An others clause applies as well to a choice in
an Iterated_component_ association.
(Resolve_Iterated_Component_Association): An others choice
is legal.
* exp_aggr.adb (Aggr_Assignment_OK_For_Backend): An
Iterated_Component_Association is not static.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Freeze_Type): Mark the Ghost mode as set in case
control is passed to the expresion handler before the new mode
is set.
* sem_ch12.adb (Analyze_Package_Instantiation,
Analyze_Subprogram_Instantiation): Mark the Ghost mode as set
in case control is passed to the expresion handler before the
new mode is set.
From-SVN: r244417
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_util.ads, sem_util.adb (Choice_List): Move function here
from sem_aggr.adb, for use elsewhere.
* sem_ch3.adb (Analyze_Object_Declaration): Use Choice_List.
* sem_aggr.adb (Resolve_Array_Aggregate): Remove
Iterated_Component_Present.
* exp_aggr.adb: Use Choice_List throughout, to handle
Iterated_Component_Associations.
(Gen_Loop): Generate proper loop for an
Iterated_Component_Association: loop variable has the identifier
of the original association. Generate a loop even for a single
component choice, in order to make loop parameter visible in
expression.
(Flatten): An Iterated_Component_Association is not static.
2017-01-13 Yannick Moy <moy@adacore.com>
* exp_ch4.adb (Expand_N_Op_Expon): Ensure that the value of
float exponentiation for statically known small negative values
is the reciprocal of the exponentiation for the opposite value
of the exponent.
* s-exnllf.adb (Exn_Float, Exn_Long_Float, Exn_Long_Long_Float):
Ensure that the value of float exponentiation for negative values
is the reciprocal of the exponentiation for the opposite value
of the exponent.
* inline.adb (Expand_Inlined_Call): Fix the count
for the number of generated gotos.
From-SVN: r244414
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb: Code cleanup.
* sem_util.adb (Is_OK_Volatile_Context): Add
expression in delay statement as OK for volatile context.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): In normal compilation
mode a choice that is a subtype with a static predicate is
replaced by the values it covers. This transformation must not
be performed in ASIS mode, to preserve the source for analysis.
2017-01-13 Justin Squirek <squirek@adacore.com>
* nlists.ads: Correct minor typo.
From-SVN: r244411
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* sem_ch13.adb: Minor reformatting and typo fix.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* par-ch4.adb (P_Aggregate_Or_Parent_Expr): An
Iterated_Component_Association is a named association in an
array aggregate.
* sem_aggr.adb (Resolve_Iterated_Component_Association): New
procedure, subsidiary of Resolve_Array_Aggregate, to analyze
and resolve the discrete choices and the expression of the
new construct.
* sinfo.adb, sinfo.ads: In analogy with N_Component_Association,
Loop_Actions and Box_Present are attributes of
N_Iterated_Component_Association nodes. Box_Present is always
False in this case.
* sprint.adb (Sprint_Node): An Iterated_Component_Association
has a Discrete_Choices list, as specified in the RM. A
Component_Association for aggregate uses instead a Choices list.
We have to live with this small inconsistency because the new
construct also has a defining identifier, and there is no way
to merge the two node structures.
From-SVN: r244410
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb (Remove_Aspects_And_Pragmas): Add Unused to the
list of pragmas to remove. Remove pragmas from the list of
statements in the body to inline.
* namet.adb, namet.ads (Nam_In): New version with 12 parameters.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Resolve_Aspects): New procedure, subsidiary of
Analyze_Declarations, to analyze and resolve the expressions of
aspect specifications in the current declarative list, so that
the expressions have proper entity and type info. This is needed
for ASIS when there is no subsequent expansion to generate this
semantic information.
* sem_ch13.adb (Check_Aspect_At_End_Of_Declarations): Use Etype of
original expression, to suppress cascaded errors when expression
has been constant-folded.
(Resolve_Aspect_Expressions, Resolve_Name): Preserve entities in
ASIS mode, because there is no subsequent expansion to decorate
the tree.
From-SVN: r244409
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb, inline.ads (Call_Can_Be_Inlined_In_GNATprove_Mode):
New function to detect when a call may be inlined or not in
GNATprove mode.
(Expand_Inlined_Call): Ensure that a temporary
is always created in the cases where a type conversion may be
needed on an input parameter in GNATprove mode, so that GNATprove
sees the check to perform.
* sem_res.adb (Resolve_Call): In GNATprove mode, skip inlining
when not applicable due to actual requiring type conversion
with possible check but no temporary value can be copied for
GNATprove to see the check.
From-SVN: r244408
gcc/testsuite/ChangeLog:
2017-01-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/70696
* gfortran.dg/coarray/event_3.f08: New test.
gcc/fortran/ChangeLog:
2017-01-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/70696
* trans-expr.c (gfc_get_tree_for_caf_expr): Ensure the backend_decl
is valid before accessing it.
libgfortran/ChangeLog:
2017-01-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/70696
* caf/single.c (_gfortran_caf_register): Allocate enough memory for
the event counter.
From-SVN: r244407
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* exp_util.adb: Minor reformatting.
2017-01-13 Yannick Moy <moy@adacore.com>
* exp_spark.adb: Code cleanup.
* sem_ch9.adb (Analyze_Delay_Until): Resolve
expression so that calls are identified as such inside delay
until.
From-SVN: r244405
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* exp_util.adb (Insert_Actions): Handle Iterated_Component_Association.
* par-ch3.adb (P_Discrete_Choice_List): An
Iterated_Component_Association is an array aggregate component.
* par-ch4.adb (P_Iterated_Component_Association): New procedure.
(Is_Quantified_Expression): New function that performs a lookahead
to distinguish quantified expressions from iterated component
associations.
(P_Aggregate_Or_Paren_Expr): Recognize iterated component
associations.
(P_Unparen_Cond_Case_Quant_Expression, P_Primary): Ditto.
* sem.adb (Analyze): Handle Iterated_Component_Association.
* sem_aggr.adb (Resolve_Array_Aggregate): Dummy handling of iterated
component associations.
* sinfo.ads, sinfo.adb: Entries for for
N_Iterated_Component_Association and its fields.
* sprint.adb (Sprint_Node_Actual): Handle
N_Iterated_Component_Association.
From-SVN: r244403
2017-01-13 Justin Squirek <squirek@adacore.com>
* sem_ch12.adb (Analyze_Package_Instantiation): Move disabiling
of the style check until after preanalysis of acutals.
2017-01-13 Yannick Moy <moy@adacore.com>
* sem_ch13.adb: Minor reformatting.
* par-ch11.adb: minor style fix in whitespace
* gnatbind.adb (Gnatbind): Scope of Std_Lib_File
reduced to Add_Artificial_ALI_File; style fix in declaration of
Text; grammar fix in comment.
* osint-c.adb (Read_Library_Info): strip trailing NUL from result.
* freeze.adb: Cleanup to pass pragma instead of
expression to call.
* exp_spark.adb (Expand_SPARK_Attribute_Reference): New procedure to
replace System'To_Address by equivalent call.
From-SVN: r244401
2017-01-13 Arnaud Charlet <charlet@adacore.com>
* bindusg.adb: Improve usage output for -f switch.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* frontend.adb, freeze.adb, sem_res.adb, sem_attr.adb, sem_ch8.adb:
Minor reformatting.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Is_Predicate_Static): Following the intent of the RM,
treat comparisons on strings as legal in a Static_Predicate.
(Is_Predicate_Static, Is_Type_Ref): Predicate also returns true on
a function call that is the expansion of a string comparison.The
function call is built when compiling the corresponding predicate
function, but the expression has been found legal as a static
predicate during earlier analysis.
* sem_eval.adb (Real_Or_String_Static_Predicate_Matches): Handle
properly a function call that is the expansion of a string
comparison operation, in order to recover the Static_Predicate
expression and apply it to a static argument when needed.
From-SVN: r244400
2017-01-13 Tristan Gingold <gingold@adacore.com>
* s-mmap.adb, s-mmap.ads (Open_Read_No_Exception): New function.
(Open_Read): Re-implement using Open_Read_No_Exception.
(Open_Write): Raise exception in case of error.
* s-mmosin-mingw.adb (Open_Common): Do not raise exception.
* s-mmosin-unix.adb (Open_Read, Open_Write): Do not
reaise exception.
* s-mmosin-mingw.ads, s-mmosin-unix.ads (Open_Read): Adjust comment.
2017-01-13 Yannick Moy <moy@adacore.com>
* checks.adb: Code cleanup.
2017-01-13 Yannick Moy <moy@adacore.com>
* freeze.adb (Check_Inherited_Conditions): Use analyzed pragma
expression instead of unanalyzed aspect expression for checking
the validity of inheriting an operation. Also copy the expression
being passing it to Build_Class_Wide_Expression, as this call
modifies its argument.
* sem_util.ads Fix comment to reference correct function name
New_Copy_Tree.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Generalized_Indexing): Compiling in ASIS mode,
when we propagate information about the indexes back to the original
indexing mode and the prefix of the index is a function call, do not
remove any parameter from such call.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* exp_ch6.ads (Needs_BIP_Finalization_Master): Update comment.
* exp_ch6.adb (Needs_BIP_Finalization_Master): Return True for
a build-in-place function whose result type is tagged.
2017-01-13 Yannick Moy <moy@adacore.com>
* sem_ch8.adb (Analyze_Subprogram_Renaming.Build_Class_Wide_Wrapper):
Do not generate a wrapper when the only candidate is a class-wide
subprogram.
(Analyze_Subprogram_Renaming): Do not freeze the renaming or renamed
inside a generic context.
From-SVN: r244399
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_util.adb (Add_Inherited_Tagged_DIC):
Pass the object parameters of both the parent and the derived
type DIC procedure to the reference replacement circuitry.
(Find_DIC_Type): Modify the circuitry to present the partial
view of a private type in case the private type defines its own
DIC pragma.
(Replace_Object_And_Primitive_References): Add two
optional formal parameters. Update the comment on usage. Update
the replacement of references to object parameters.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* einfo.adb, sem_ch6.adb, atree.adb: Minor reformatting and typo fix.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_res.adb (Resolve_Actuals): Apply Scalar_Range_Check to
an out parameter that is a type conversion, independently of th
range check that may apply to the expression of the conversion,
for use in GNATProve.
2017-01-13 Yannick Moy <moy@adacore.com>
* gnat1drv.adb (Gnat1drv): Move the implicit with for System in
GNATprove_Mode here to Frontend.
* frontend.adb (Frontend): Move the implicit with for System
in GNATprove_Mode here as it ismore correct this way; the old
place only worked by chance, since there were no overloaded names.
* rtsfind.ads (RE_Id, RE_Unit_Table): Add RE_Tasking_State.
* sem_attr.adb (Analyze_Attribute): In GNATprove_Mode, for the
four attributes identified in SRM 9(18), add an implicit with
to Ada.Task_Identification.
* sem_ch8.adb (Analyze_Subprogram_Renaming.Build_Class_Wide_Wrapper):
Deal specially with the wrapper introduced for AI05-0071 in GNATprove
mode.
* checks.adb (Apply_Discriminant_Check,
Apply_Selected_Length_Checks, Apply_Selected_Range_Checks):
In GNATprove mode, we do not apply the checks, but we still
analyze the expression to possibly issue errors on SPARK
code when a run-time error can be detected at compile time.
(Selected_Length_Checks, Selected_Range_Checks): Perform analysis
in GNATprove mode.
From-SVN: r244398
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* expander.adb (Expand): Add a warning about using return
statements in Ghost management code.
* exp_ch3.adb (Freeze_Type): Add a warning about using return
statements in Ghost management code.
* exp_ch7.adb (Build_Invariant_Procedure_Body,
Build_Invariant_Procedure_Declaration): Add a warning about
using return statements in Ghost management code.
* exp_disp.adb (Make_DT): Add a warning about using return
statements in Ghost management code.
* exp_util.adb (Build_DIC_Procedure_Body,
Build_DIC_Procedure_Declaration, Make_Predicated_Call): Add a
warning about using return statements in Ghost management code.
* freeze.adb (Freeze_Entity): Add a warning about using return
statements in Ghost management code.
* sem.adb (Analyze, Do_Analyze): Add a warning about using return
statements in Ghost management code.
* sem_ch3.adb (Analyze_Object_Declaration, Process_Full_View): Add
a warning about using return statements in Ghost management code.
* sem_ch5.adb (Analyze_Assignment): Add a warning about using
return statements in Ghost management code.
* sem_ch6.adb (Analyze_Procedure_Call,
Analyze_Subprogram_Body_Helper): Add a warning about using return
statements in Ghost management code.
* sem_ch7.adb (Analyze_Package_Body_Helper): Add a warning about
using return statements in Ghost management code.
* sem_ch12.adb (Analyze_Package_Instantiation,
Analyze_Subprogram_Instantiation, Instantiate_Package_Body,
Instantiate_Subprogram_Body): Add a warning about using return
statements in Ghost management code.
* sem_ch13.adb (Build_Predicate_Functions,
Build_Predicate_Function_Declarations): Add a warning about
using return statements in Ghost management code.
* sem_prag.adb (Analyze_Contract_Cases_In_Decl_Part,
Analyze_Initial_Condition_In_Decl_Part, Analyze_Pragma,
Analyze_Pre_Post_Condition_In_Decl_Part): Add a warning about
using return statements in Ghost management code.
2017-01-13 Tristan Gingold <gingold@adacore.com>
* s-mmosin-mingw.adb: Fix pragma import.
2017-01-13 Arnaud Charlet <charlet@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Ignore -gnateE in
codepeer mode.
From-SVN: r244396
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* atree.adb (Allocate_Initialize_Node): A newly created node is
no longer marked as Ghost at this level.
(Mark_New_Ghost_Node): New routine.
(New_Copy): Mark the copy as Ghost.
(New_Entity): Mark the entity as Ghost.
(New_Node): Mark the node as Ghost.
* einfo.adb (Is_Checked_Ghost_Entity): This attribute can now
apply to unanalyzed entities.
(Is_Ignored_Ghost_Entity): This attribute can now apply to unanalyzed
entities.
(Set_Is_Checked_Ghost_Entity): This attribute now
applies to all entities as well as unanalyzed entities.
(Set_Is_Ignored_Ghost_Entity): This attribute now applies to
all entities as well as unanalyzed entities.
* expander.adb Add with and use clauses for Ghost.
(Expand): Install and revert the Ghost region associated with the node
being expanded.
* exp_ch3.adb (Expand_Freeze_Array_Type): Remove all Ghost-related code.
(Expand_Freeze_Class_Wide_Type): Remoe all Ghost-related code.
(Expand_Freeze_Enumeration_Type): Remove all Ghost-related code.
(Expand_Freeze_Record_Type): Remove all Ghost-related code.
(Freeze_Type): Install and revert the Ghost region associated
with the type being frozen.
* exp_ch5.adb Remove with and use clauses for Ghost.
(Expand_N_Assignment_Statement): Remove all Ghost-related code.
* exp_ch6.adb Remove with and use clauses for Ghost.
(Expand_N_Procedure_Call_Statement): Remove all Ghost-relatd code.
(Expand_N_Subprogram_Body): Remove all Ghost-related code.
* exp_ch7.adb (Build_Invariant_Procedure_Body): Install and revert the
Ghost region of the working type.
(Build_Invariant_Procedure_Declaration): Install and revert
the Ghost region of the working type.
(Expand_N_Package_Body): Remove all Ghost-related code.
* exp_ch8.adb Remove with and use clauses for Ghost.
(Expand_N_Exception_Renaming_Declaration): Remove all Ghost-related
code.
(Expand_N_Object_Renaming_Declaration): Remove all Ghost-related code.
(Expand_N_Package_Renaming_Declaration): Remove all Ghost-related code.
(Expand_N_Subprogram_Renaming_Declaration): Remove all Ghost-related
code.
* exp_ch13.adb Remove with and use clauses for Ghost.
(Expand_N_Freeze_Entity): Remove all Ghost-related code.
* exp_disp.adb (Make_DT): Install and revert the Ghost region of
the tagged type. Move the generation of various entities within
the Ghost region of the type.
* exp_prag.adb Remove with and use clauses for Ghost.
(Expand_Pragma_Check): Remove all Ghost-related code.
(Expand_Pragma_Contract_Cases): Remove all Ghost-related code.
(Expand_Pragma_Initial_Condition): Remove all Ghost-related code.
(Expand_Pragma_Loop_Variant): Remove all Ghost-related code.
* exp_util.adb (Build_DIC_Procedure_Body): Install
and revert the Ghost region of the working types.
(Build_DIC_Procedure_Declaration): Install and revert the
Ghost region of the working type.
(Make_Invariant_Call): Install and revert the Ghost region of the
associated type.
(Make_Predicate_Call): Reimplemented. Install and revert the
Ghost region of the associated type.
* freeze.adb (Freeze_Entity): Install and revert the Ghost region
of the entity being frozen.
(New_Freeze_Node): Removed.
* ghost.adb Remove with and use clauses for Opt.
(Check_Ghost_Completion): Update the parameter profile
and all references to formal parameters.
(Ghost_Entity): Update the comment on usage.
(Install_Ghost_Mode): New routines.
(Is_Ghost_Assignment): New routine.
(Is_Ghost_Declaration): New routine.
(Is_Ghost_Pragma): New routine.
(Is_Ghost_Procedure_Call): New routine.
(Is_Ghost_Renaming): Removed.
(Is_OK_Declaration): Reimplemented.
(Is_OK_Pragma): Reimplemented.
(Is_OK_Statement): Reimplemented.
(Is_Subject_To_Ghost): Update the comment on usage.
(Mark_And_Set_Ghost_Assignment): New routine.
(Mark_And_Set_Ghost_Body): New routine.
(Mark_And_Set_Ghost_Completion): New routine.
(Mark_And_Set_Ghost_Declaration): New routine.
(Mark_And_Set_Ghost_Instantiation): New routine.
(Mark_And_Set_Ghost_Procedure_Call): New routine.
(Mark_Full_View_As_Ghost): Removed.
(Mark_Ghost_Declaration_Or_Body): New routine.
(Mark_Ghost_Pragma): New routine.
(Mark_Ghost_Renaming): New routine.
(Mark_Pragma_As_Ghost): Removed.
(Mark_Renaming_As_Ghost): Removed.
(Propagate_Ignored_Ghost_Code): Update the comment on usage.
(Prune_Node): Freeze nodes no longer need special pruning, they
are processed by the general ignored Ghost code mechanism.
(Restore_Ghost_Mode): New routine.
(Set_Ghost_Mode): Reimplemented.
(Set_Ghost_Mode_From_Entity): Removed.
* ghost.ads Add with and use clauses for Ghost.
(Check_Ghost_Completion): Update the parameter profile
along with the comment on usage.
(Install_Ghost_Mode): New routine.
(Is_Ghost_Assignment): New routine.
(Is_Ghost_Declaration): New routine.
(Is_Ghost_Pragma): New routine.
(Is_Ghost_Procedure_Call): New routine.
(Mark_And_Set_Ghost_Assignment): New routine.
(Mark_And_Set_Ghost_Body): New routine.
(Mark_And_Set_Ghost_Completion): New routine.
(Mark_And_Set_Ghost_Declaration): New routine.
(Mark_And_Set_Ghost_Instantiation): New routine.
(Mark_And_Set_Ghost_Procedure_Call): New routine.
(Mark_Full_View_As_Ghost): Removed.
(Mark_Ghost_Pragma): New routine.
(Mark_Ghost_Renaming): New routine.
(Mark_Pragma_As_Ghost): Removed.
(Mark_Renaming_As_Ghost): Removed.
(Restore_Ghost_Mode): New routine.
(Set_Ghost_Mode): Redefined.
(Set_Ghost_Mode_From_Entity): Removed.
* sem.adb (Analyze): Install and revert the Ghost region of the
node being analyzed.
(Do_Analyze): Change the way a clean Ghost
region is installed and reverted.
* sem_ch3.adb (Analyze_Full_Type_Declaration): Remove
all Ghost-related code.
(Analyze_Incomplete_Type_Decl): Remove all Ghost-related code.
(Analyze_Number_Declaration): Remove all Ghost-related code.
(Analyze_Object_Declaration): Install and revert the Ghost region of
a deferred object declaration's completion.
(Array_Type_Declaration): Remove all Ghost-related code.
(Build_Derived_Type): Update the comment on
the propagation of Ghost attributes from a parent to a derived type.
(Derive_Subprogram): Remove all Ghost-related code.
(Make_Class_Wide_Type): Remove all Ghost-related code.
(Make_Implicit_Base): Remove all Ghost-related code.
(Process_Full_View): Install and revert the Ghost region of
the partial view. There is no longer need to check the Ghost
completion here.
* sem_ch5.adb (Analyze_Assignment): Install and revert the Ghost
region of the left hand side.
* sem_ch6.adb (Analyze_Abstract_Subprogram_Declaration): Remove
all Ghost-related code.
(Analyze_Expression_Function): Remove all Ghost-related code.
(Analyze_Generic_Subprogram_Body): Remove all Ghost-related code.
(Analyze_Procedure_Call): Install and revert the Ghost region of
the procedure being called.
(Analyze_Subprogram_Body_Helper): Install and revert the Ghost
region of the spec or body.
(Analyze_Subprogram_Declaration): Remove all Ghost-related code.
(Build_Subprogram_Declaration): Remove all Ghost-related code.
(Find_Corresponding_Spec): Remove all Ghost-related code.
(Process_Formals): Remove all Ghost-related code.
* sem_ch7.adb (Analyze_Package_Body_Helper): Install and revert
the Ghost region of the spec.
(Analyze_Package_Declaration): Remove all Ghost-related code.
* sem_ch8.adb (Analyze_Exception_Renaming): Mark a renaming as
Ghost when it aliases a Ghost entity.
(Analyze_Generic_Renaming): Mark a renaming as Ghost when it aliases
a Ghost entity.
(Analyze_Object_Renaming): Mark a renaming as Ghost when
it aliases a Ghost entity.
(Analyze_Package_Renaming): Mark a renaming as Ghost when it aliases
a Ghost entity.
(Analyze_Subprogram_Renaming): Mark a renaming as Ghost when it
aliases a Ghost entity.
* sem_ch11.adb Remove with and use clauses for Ghost.
(Analyze_Exception_Declaration): Remove all Ghost-related code.
* sem_ch12.adb (Analyze_Generic_Package_Declaration): Remove all
Ghost-related code.
(Analyze_Generic_Subprogram_Declaration): Remove all Ghost-related
code.
(Analyze_Package_Instantiation): Install and revert the Ghost region
of the package instantiation.
(Analyze_Subprogram_Instantiation): Install
and revert the Ghost region of the subprogram instantiation.
(Instantiate_Package_Body): Code clean up. Install and revert the
Ghost region of the package body.
(Instantiate_Subprogram_Body): Code clean up. Install and revert the
Ghost region of the subprogram body.
* sem_ch13.adb (Build_Predicate_Functions): Install
and revert the Ghost region of the related type.
(Build_Predicate_Function_Declaration): Code clean up. Install
and rever the Ghost region of the related type.
* sem_prag.adb (Analyze_Contract_Cases_In_Decl_Part):
Install and revert the Ghost region of the pragma.
(Analyze_Initial_Condition_In_Decl_Part): Install and revert the
Ghost region of the pragma.
(Analyze_Pragma): Install and revert the Ghost region of various
pragmas. Mark a pragma as Ghost when it is related to a Ghost entity
or encloses a Ghost entity.
(Analyze_Pre_Post_Condition): Install and revert the Ghost
region of the pragma.
(Analyze_Pre_Post_Condition_In_Decl_Part): Install and revert the
Ghost region of the pragma.
* sem_res.adb (Resolve): Remove all Ghost-related code.
* sem_util.adb (Is_Declaration): Reimplemented.
(Is_Declaration_Other_Than_Renaming): New routine.
* sem_util.ads (Is_Declaration_Other_Than_Renaming): New routine.
* sinfo.adb (Is_Checked_Ghost_Pragma): New routine.
(Is_Ghost_Pragma): Removed.
(Is_Ignored_Ghost_Pragma): New routine.
(Set_Is_Checked_Ghost_Pragma): New routine.
(Set_Is_Ghost_Pragma): Removed.
(Set_Is_Ignored_Ghost_Pragma): New routine.
* sinfo.ads: Update the documentation on Ghost mode and
Ghost regions. New attributes Is_Checked_Ghost_Pragma
and Is_Ignored_Ghost_Pragma along with usages in nodes.
Remove attribute Is_Ghost_Pragma along with usages in nodes.
(Is_Checked_Ghost_Pragma): New routine along with pragma Inline.
(Is_Ghost_Pragma): Removed along with pragma Inline.
(Is_Ignored_Ghost_Pragma): New routine along with pragma Inline.
(Set_Is_Checked_Ghost_Pragma): New routine along with pragma Inline.
(Set_Is_Ghost_Pragma): Removed along with pragma Inline.
(Set_Is_Ignored_Ghost_Pragma): New routine along with pragma Inline.
From-SVN: r244395
