2013-04-12 Doug Rupp <rupp@adacore.com>
* init.c (SS$_CONTROLC, SS$_CONTINUE) [VMS]: New macros.
(__gnat_handle_vms_condition) [VMS]: Dispatch on the Crtl/C user
handler if installed.
* ctrl_c.c (__gnat_install_int_handler)
[VMS]: Install a dummy sigaction handler to trigger the real
user handler dispatch in init.c/__gnat_handle_vms_condition.
(__gnat_uninstall_int_handler) [VMS]: Likewise.
2013-04-12 Vincent Celier <celier@adacore.com>
* clean.adb (Parse_Cmd_Line): Set Directories_Must_Exist_In_Projects
to False if switch is specified.
* makeutl.adb (Initialize_Source_Record): Do not look for the
object file if there is no object directory.
* opt.ads (Directories_Must_Exist_In_Projects): New Boolean
variable, defaulted to True.
* prj-nmsc.adb (Check_Library_Attributes): Do not fail if library
directory does not exist when Directories_Must_Exist_In_Projects is
False.
(Get_Directories): Do not fail when the object or the exec directory
do not exist when Directories_Must_Exist_In_Projects is False.
From-SVN: r197918
2013-04-12 Robert Dewar <dewar@adacore.com>
* einfo.adb (Has_Dynamic_Predicate_Aspect): New flag.
(Has_Static_Predicate_Aspect): New flag.
* einfo.ads (Has_Dynamic_Predicate_Aspect): New flag.
(Has_Static_Predicate_Aspect): New flag.
* exp_ch9.adb: Minor reformatting.
* exp_util.adb (Make_Invariant_Call): Check_Enabled now handles
synonyms.
* gnat1drv.adb: Remove setting of Debug_Pragmas_Enabled,
since this switch is gone and control of Debug is done with
Assertions_Enabled.
* gnat_rm.texi: Update documentation for Assertion_Policy and
Check_Policy pragmas.
* opt.adb (Debug_Pragmas_Disabled[_Config]): Removed
(Debug_Pragmas_Enabled[_Config]): Removed Since debug now
controlled by Assertion_Enabled.
* opt.ads (Debug_Pragmas_Disabled[_Config]): Removed
(Debug_Pragmas_Enabled[_Config]): Removed Since debug now
controlled by Assertion_Enabled.
* par-ch2.adb (Scan_Pragma_Argument_Association): Allow new
'Class forms.
* sem_attr.adb: Minor reformatting.
* sem_ch13.adb (Analyze_Aspect_Specification): Disable aspect
if DISABLE policy applies.
* sem_ch6.adb (Grab_PPC): Check original name of aspect for
aspect from pragma (Process_PPCs): Properly check assertion policy.
* sem_prag.adb (Check_Enabled): Rewritten for new Assertion_Policy
(Check_Appicable_Policy): New procedure.
(Is_Valid_Assertion_Kind): New function.
(Rewrite_Assertion_Kind): New procedure.
(Analyze_Pragma): Handle case of disabled assertion pragma.
(Analyze_Pragma, case Assertion_Policy): Rewritten for Ada 2012.
(Analyze_Pragma, case Check): Deal with 'Class possibilities.
(Analyze_Pragma, case Check_Policy): Deal with 'Class possibilities.
(Analyze_Pragma, case Contract_Class): New handling of ignored pragma.
(Analyze_Pragma, case Debug): New control with Assertion_Policy.
(Analyze_Pragma, case Debug_Policy): Now consistent with
Assertion_Policy.
(Analyze_Pragma, case Loop_Invariant): New handling of ignored
pragma.
(Analyze_Pragma, case Loop_Variant): New handling of ignored pragma.
(Analyze_Pragma, case Precondition): Use proper name for Check pragma.
(Analyze_Pragma, case Check_Enabled): Rewritten for new policy stuff.
* sem_prag.ads (Check_Enabled): Rewritten for new
Assertion_Policy stuff.
(Check_Appicable_Policy): New procedure.
* sinfo.adb (Is_Disabled): New flag.
(Is_Ignored): New flag.
* sinfo.ads (Is_Disabled): New flag.
(Is_Ignored): New flag.
(N_Pragma_Argument_Association): New 'Class forms.
* snames.ads-tmpl: New names Name_uPre, Name_uPost,
Name_uType_Invariant, Name_uInvariant.
* switch-c.adb: Remove setting of Debug_Pragmas_Enabled for -gnata.
* tree_io.ads (ASIS_Version_Number): Updated (remove
read write of obsolete flags Debug_Pragmas_Disabled and
Debug_Pragmas_Enabled.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* exp_aggr.adb (Get_Explicit_Discriminant_Value): Subsidiary
of Build_Record_Aggr_Code, used to retrieve explicit values
for inherited discriminants in an extension aggregate, when the
ancestor type is unconstrained.
From-SVN: r197915
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* sem_attr.adb (Check_Stream_Attribute): If restriction
No_Default_Stream_Attributes is active, it is illegal to use a
predefined elementary type stream attribute either by itself,
or more importantly as part of the attribute subprogram for a
composite type. However, if the broader restriction No_Streams
is active, then stream operations are not generated, and there
is no error.
2013-04-12 Robert Dewar <dewar@adacore.com>
* gnatbind.adb: Minor reformatting.
From-SVN: r197914
2013-04-12 Bob Duff <duff@adacore.com>
* sem_attr.adb (Analyze_Access_Attribute): Treat P'Access like a
call only in the static elaboration model.
From-SVN: r197913
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Analyze_Input_List): Detect an illegal dependency
clause where both input and output lists are null.
(Analyze_Pragma): Update the grammar of pragma Depends.
2013-04-12 Vincent Celier <celier@adacore.com>
* gnatbind.adb (No_Restriction_List): Exclude restrictions that
take a parameter value, not a count.
* prj.ads, prj.adb (Remove_All_Restricted_Languages): New procedure.
* projects.texi: Complete documentation of attribute Roots.
2013-04-12 Thomas Quinot <quinot@adacore.com>
* exp_ch3.adb, exp_util.ads, checks.adb, freeze.adb, sem_attr.adb,
sem_ch3.adb: Minor reformatting.
* exp_ch4.adb (Size_In_Storage_Elements): Minor documentation
improvement: note that the computation is pessimistic for bit
packed arrays.
* gnat_rm.texi (Range_Length): Fix minor error in description
of attribute.
From-SVN: r197912
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* aspects.adb (Find_Aspect): New routine.
(Find_Value_Of_Aspect): New routine.
(Has_Aspect): Reimplemented.
* aspects.ads (Find_Aspect): New routine.
(Find_Value_Of_Aspect): New routine, previously known as Find_Aspect.
* exp_ch5.adb (Expand_Iterator_Loop): Update the call to Find_Aspect.
* exp_util.adb (Is_Iterated_Container): Update the call to Find_Aspect.
* sem_ch4.adb (Try_Container_Indexing): Update calls to Find_Aspect.
* sem_ch5.adb (Analyze_Iterator_Specification): Update
the call to Find_Aspect. Use function Has_Aspect for better
readability.
(Preanalyze_Range): Use function Has_Aspect for better readability.
* sem_ch13.adb (Check_One_Function): Update the call to Find_Aspect.
* sem_prag.adb (Analyze_Pragma): There is no longer need to
look at the parent to extract the corresponding pragma for
aspect Global.
From-SVN: r197911
2013-04-12 Robert Dewar <dewar@adacore.com>
* checks.adb, sem_elab.adb, repinfo.adb, sem_ch4.adb, restrict.adb,
restrict.ads: Minor reformatting.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* lib-xref.adb: Retrieve original name of classwide type if any.
2013-04-12 Thomas Quinot <quinot@adacore.com>
* exp_ch11.ads: Minor reformatting.
From-SVN: r197910
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* aspects.adb: Alphabetize subprogram bodies in this unit. Add
an entry for Aspect_Ghost in the table of canonical aspects.
(Has_Aspect): New routine.
* aspects.ads: Add Aspect_Ghost to all relevant
tables. Alphabetize subprograms in this unit.
(Has_Aspect): New routine.
* einfo.adb: Add with and use clauses for Aspects.
(Is_Ghost_Function): New routine.
* einfo.ads: Add new synthesized attribute Is_Ghost_Function and
update the structure of the related nodes.
(Is_Ghost_Function): New routine.
* exp_ch4.adb (Find_Enclosing_Context): Use routine
Is_Body_Or_Package_Declaration to terminate a search.
(Is_Body_Or_Unit): Removed.
* exp_util.adb (Within_Case_Or_If_Expression): Use routine
Is_Body_Or_Package_Declaration to terminate a search.
* par-prag.adb: Add pragma Ghost to the list of pragmas that do
not need special processing by the parser.
* sem_attr.adb (Analyze_Access_Attribute): Detect an
illegal use of 'Access where the prefix is a ghost function.
(Analyze_Attribute): Use routine Is_Body_Or_Package_Declaration
to terminate a search. (Check_References_In_Prefix): Use routine
Is_Body_Or_Package_Declaration to terminate a search.
* sem_ch4.adb (Analyze_Call): Mark a function when it appears
inside an assertion expression. Verify the legality of a call
to a ghost function.
(Check_Ghost_Function_Call): New routine.
* sem_ch6.adb (Analyze_Function_Call): Code reformatting. Move
the setting of attribute In_Assertion_Expression to Analyze_Call.
(Check_Overriding_Indicator): Detect an illegal attempt to
override a function with a ghost function.
* sem_ch12.adb (Preanalyze_Actuals): Detect an illegal use of
a ghost function as a generic actual.
* sem_elab.adb (Check_Internal_Call_Continue): Update the call
to In_Assertion.
* sem_prag.adb: Add an entry for pragma Ghost in the table
of significant arguments.
(Analyze_Pragma): Do not analyze
an "others" case guard. Add processing for pragma Ghost. Use
Preanalyze_Assert_Expression when analyzing the expression of
pragmas Loop_Invariant and Loop_Variant.
* sem_util.adb (Get_Subprogram_Entity): Reimplemented.
(Is_Body_Or_Package_Declaration): New routine.
* sem_util.ads: Alphabetize subprotrams in this unit.
(Is_Body_Or_Package_Declaration): New routine.
* sinfo.adb (In_Assertion): Rename to In_Assertion_Expression.
(Set_In_Assertion): Rename to Set_In_Assertion_Expression.
* sinfo.ads: Rename flag In_Assertion to In_Assertion_Expression
to better reflect its use. Update all places that mention the flag.
(In_Assertion): Rename to In_Assertion_Expression. Update
related pragma Inline. (Set_In_Assertion): Rename to
Set_In_Assertion_Expression. Update related pragma Inline.
* snames.ads-tmpl: Add new predefined name Ghost. Add new pragma
id Pragma_Ghost.
From-SVN: r197909
2013-04-12 Arnaud Charlet <charlet@adacore.com>
* sem_prag.adb (Set_Imported): Do not generate error for multiple
Import in CodePeer mode.
* s-rident.ads: Fix minor typo.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Insert_Valid_Check): Do not insert validity check
in the body of the generated predicate function, to prevent
infinite recursion.
From-SVN: r197908
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* s-rident.ads: Add various missing Ada 2012 restrictions:
No_Access_Parameter_Allocators, No_Coextensions,
No_Use_Of_Attribute, No_Use_Of_Pragma.
* snames.ads-tmpl: Add corresponding names.
* restrict.ads restrict.adb: Subprograms and data structures to
handle aspects No_Use_Of_Attribute and No_Use_Of_Pragma.
* sem_ch4.adb: Correct name of restrictions is
No_Standard_Allocators_After_Elaboration.
* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Check
violation of restriction No_Use_Of_Attribute.
* sem_prag.adb (Process_Restrictions_Or_Restriction_Warnings):
Set restrictions No_Use_Of_Pragma and No_Use_Of_Attribute.
(Analyze_Pragma): Check violation of restriction No_Use_Of_Pragma.
* sem_res.adb: Check restrictions No_Access_Parameter_Allocators
and No_Coextensions.
* bcheck.adb: Correct name of restrictions is
No_Standard_Allocators_After_Elaboration.
* gnatbind.adb: Correct name of restrictions is
No_Standard_Allocators_After_Elaboration.
From-SVN: r197907
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Analyze_Pragma, (Check_Mode_Restriction_In_Function):
Correct error message format.
2013-04-12 Robert Dewar <dewar@adacore.com>
* sem_attr.adb: Minor reformatting.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* sem_elab.adb (Within_Elaborate_All): Do not examine a context
item that has not been analyzed, because the unit may have errors,
or the context item may come from a proper unit inserted at the
point of a stub and not analyzed yet.
2013-04-12 Thomas Quinot <quinot@adacore.com>
* gnat1drv.adb, repinfo.adb, repinfo.ads (Repinfo.List_Array_Info,
List_Record_Info): Also include scalar storage order information in
output.
2013-04-12 Yannick Moy <moy@adacore.com>
* sem_ch6.adb (Process_Contract_Cases): Update code to apply to
Contract_Cases instead of Contract_Case pragma.
From-SVN: r197906
2013-04-12 Robert Dewar <dewar@adacore.com>
* a-cfdlli.ads, g-socket.adb, s-fileio.adb: Minor reformatting.
2013-04-12 Yannick Moy <moy@adacore.com>
* sem_attr.adb (Analyze_Attribute): Update analyse of
Attribute_Old and Attribute_Result so they are allowed in the
right-hand-side of an association in a Contract_Cases pragma.
* sem_prag.adb (Analyze_CTC_In_Decl_Part): Add pre-analysis of
the expressions in a Contract_Cases pragma.
From-SVN: r197905
2013-04-12 Robert Dewar <dewar@adacore.com>
* sem.ads, opt.ads: Minor comment edits.
* sem_warn.adb, sem_ch6.adb: Minor reformatting.
2013-04-12 Claire Dross <dross@adacore.com>
* a-cfdlli.adb a-cfdlli.ads (List, Not_No_Element, Iterate,
Reverse_Iterate, Query_Element, Update_Element, Read, Write): Removed,
not suitable for formal analysis.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Analyze_Abstract_State): Use Defining entity
to locate package entity, which may be a child unit.
2013-04-12 Thomas Quinot <quinot@adacore.com>
* g-socket.adb, g-socket.ads (Connect_Socket, version with timeout): If
the specified timeout is 0, do not attempt to determine whether the
connection succeeded.
2013-04-12 Doug Rupp <rupp@adacore.com>
* s-fileio.adb (Form_RMS Context_Key): Fix some thinkos.
From-SVN: r197904
2013-04-12 Doug Rupp <rupp@adacore.com>
* s-fileio.adb: Minor reformatting.
2013-04-12 Ed Schonberg <schonberg@adacore.com>
* sem_warn.adb (Check_Infinite_Loop_Warning): Do not warn if
the last statement in the analyzed loop is an unconditional
exit statement.
From-SVN: r197903
2013-04-12 Robert Dewar <dewar@adacore.com>
* opt.ads (Style_Check_Main): New switch.
* sem.adb (Semantics): Set Style_Check flag properly for new
unit to be analyzed.
* sem_ch10.adb (Analyze_With_Clause): Don't reset Style_Check,
the proper setting of this flag is now part of the Semantics
procedure.
* switch-c.adb (Scan_Front_End_Switches): Set Style_Check_Main
for -gnatg and -gnaty
2013-04-12 Doug Rupp <rupp@adacore.com>
* s-crtl.ads (fopen, freopen): Add vms_form parameter
* i-cstrea.ads (fopen, freopen): Likewise.
* adaint.h (__gnat_fopen, __gnat_freopen): Likewise.
* adaint.c (__gnat_fopen, __gnat_freopen): Likewise.
[VMS]: Split out RMS keys and call CRTL function appropriately.
* s-fileio.adb (Form_VMS_RMS_Keys, Form_RMS_Context_Key): New
subprograms.
(Open, Reset): Call Form_VMS_RMS_Keys. Call fopen,freopen with
vms_form
* gnat_rm.texi: Document implemented RMS keys.
From-SVN: r197902
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specifications):
Insert the corresponding pragma for aspect Abstract_State at
the top of the visible declarations of the related package.
Previously this was only done when the package is a compilation
unit.
2013-04-12 Arnaud Charlet <charlet@adacore.com>
* gnat_ugn.texi: Further menu clean ups.
* sem_prag.adb, opt.ads: Minor reformatting.
* sem_util.ads: Minor comment fix.
From-SVN: r197901
2013-04-12 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specifications): Aspect
Depends is now a delayed aspect. The delay is required
due to the interplay between aspects Depends and Global.
(Check_Aspect_At_Freeze_Point): Add an entry for aspect Depends.
* sem_prag.adb: Reformat various error messages.
(Add_Item): New subsidiary routine.
(Analyze_Pragma): Add new variables
Global_Seen, Result_Seen, Subp_Inputs and Subp_Outputs. The
analysis of pragma Depends now has the capability to check
the proper mode and usage of subprogram inputs and outputs.
(Appears_In): New routine.
(Check_Function_Return): New routine.
(Check_Mode): New routine.
(Check_Usage): New routine.
(Collect_Subprogram_Inputs_Outputs): New routine.
From-SVN: r197900
2013-04-12 Bob Duff <duff@adacore.com>
* par-ch7.adb (P_Package): Initialize Sloc in the newly-pushed scope
stack entry.
2013-04-12 Robert Dewar <dewar@adacore.com>
* switch-c.adb: Minor fix to wording of error message for
-gnatet/eT.
2013-04-12 Robert Dewar <dewar@adacore.com>
* impunit.adb: Add s-multip and s-mudido to list of impl defined
system units.
* gnat_rm.texi: Add documentation for
System.Multiprocessors[.Dispatching_Domains].
2013-04-12 Ben Brosgol <brosgol@adacore.com>
* gnat_ugn.texi: Completion of menu cleanups.
2013-04-12 Arnaud Charlet <charlet@adacore.com>
* sem_prag.adb (Diagnose_Multiple_Pragmas): Relax the rules
in Relaxed_RM_Semantics.
2013-04-12 Arnaud Charlet <charlet@adacore.com>
* set_targ.adb (elab code): Add support for non gcc back-ends
where save_argv is null.
From-SVN: r197899
2013-04-12 Robert Dewar <dewar@adacore.com>
* gnat1drv.adb (Gnat1drv): Test Target_Dependent_Info_Write_Name.
* opt.ads (Target_Dependent_Info_Read): Add _Name, now an access
type (Target_Dependent_Info_Write): Add _Name, now an access type.
* set_targ.adb (Write_Target_Dependent_Values): Use name
from -gnatet switch stored in Target_Dependent_Info_Write_Name
(Read_Target_Dependent_Values): Use name from -gnateT switch
stored in Target_Dependent_Info_Read_Name.
* switch-c.adb: New form of -gnatet and -gnateT switches.
* usage.adb: New form of -gnatet and -gnateT switches with
file name.
From-SVN: r197898
PR tree-optimization/56918
PR tree-optimization/56920
* fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
instead of op1 - op2. Pass 2 * TYPE_PRECISION (type) as second
argument to rshift method. For 2 * HOST_BITS_PER_WIDE_INT precision
use wide_mul_with_sign method.
* gcc.dg/vect/pr56918.c: New test.
* gcc.dg/vect/pr56920.c: New test.
From-SVN: r197846
2013-04-12 Richard Biener <rguenther@suse.de>
* gimple.c (is_gimple_constant): Vector CONSTRUCTORs should
not be considered a gimple constant.
From-SVN: r197845
2013-04-12 Marc Glisse <marc.glisse@inria.fr>
gcc/
* fold-const.c (const_binop): Handle vector shifts by a scalar.
(fold_binary_loc): Call const_binop also for mixed vector-scalar
operations.
gcc/testsuite/
* gcc.dg/fold-cstvecshift.c: New testcase.
From-SVN: r197843
* stor-layout.c (skip_simple_constant_arithmetic): Move to...
* tree.c (skip_simple_constant_arithmetic): ...here and make public.
(skip_simple_arithmetic): Tidy up.
* tree.h (skip_simple_constant_arithmetic): Declare.
ada/
* gcc-interface/decl.c (elaborate_expression_1): Skip only constant
arithmetics when looking for a read-only variable in the expression.
From-SVN: r197815
* pt.c (tsubst_copy) [VAR_DECL]: Don't call tsubst for
local variables, look them up instead.
(tsubst_decl) [VAR_DECL]: Remove handling for anonymous union
proxies and substitution in unevaluated context.
(tsubst_expr) [OMP_FOR]: Instantiate OMP_FOR_PRE_BODY
before the iterators.
From-SVN: r197811
2013-04-11 Javier Miranda <miranda@adacore.com>
* check.ads, exp_ch6.adb (Install_Null_Excluding_Check): No check in
interface thunks since it is performed at the caller side.
(Expand_Simple_Function_Return): No accessibility check needed in thunks
since the check is done by the target routine.
From-SVN: r197810
* config/arm/linux-atomic.c (SUBWORD_SYNC_OP, SUBWORD_VAL_CAS)
(SUBWORD_TEST_AND_SET): Use signed char/short types instead of
unsigned char/unsigned short.
(__sync_val_compare_and_swap_{1,2}): Handle signed argument.
From-SVN: r197806
Janus Weil
Greta Yorsh
Robert Dewar
Arnaud Charlet
Bob Duff
Hristian Kirtchev
Ed Schonberg
Richard Biener
Tobias Burnus
Jakub Jelinek
Tobias Burnus
Marc Glisse
Jakub Jelinek
Andreas Krebbel
Naveen H.S
GCC Administrator
Jason Merrill
Jason Merrill
Marek Polacek
Eric Botcazou
Paolo Carlini
Javier Miranda
Jeff Law
Jeff Law
Julian Brown