2014-01-22 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, exp_util.adb, sem_dim.adb, sem_elab.adb, sem_ch8.adb,
sem_eval.ads: Minor reformatting.
2014-01-22 Thomas Quinot <quinot@adacore.com>
* sem_eval.adb (Compile_Time_Known_Bounds): Return False for
Any_Composite to prevent cascaded errors.
2014-01-22 Yannick Moy <moy@adacore.com>
* errout.adb (Initialize): Do not insert special entry in Warnings
table in GNATprove_Mode.
* erroutc.adb (Set_Warnings_Mode_On): Add info in Warnings table in
GNATprove_Mode.
* gnat1drv.adb (Adjust_Global_Switches): Do not suppress frontend
warnings anymore.
From-SVN: r206922
2014-01-22 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Analyze_Initializes_In_Decl_Part): Handle null
initializes case.
2014-01-22 Robert Dewar <dewar@adacore.com>
* snames.ads-tmpl: Update header.
2014-01-22 Thomas Quinot <quinot@adacore.com>
* exp_util.adb (Insert_Actions): When inserting actions on a
short circuit operator that has already been analyzed, do not park
actions in node; instead introduce an N_Expression_With_Actions
and insert actions immediately.
Add guard for unexpected case of climbing up through statement
in Actions list of an N_Expression_With_Actions.
* sem_elab.adb (Insert_Elab_Check): Remove complex
specialized circuitry for the case where the context is already
analyzed, as it is not needed and introduces irregularities in
finalization. Instead rely on the above change to Insert_Actions
to ensure that late insertion on short circuit operators works
as expected.
2014-01-22 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Operator_Check): Improve error message when an
operand of concatenation is an access type.
2014-01-22 Thomas Quinot <quinot@adacore.com>
* sem_dim.adb (Analyze_Dimension_Identifier): Add guard against
cascaded error.
2014-01-22 Ed Schonberg <schonberg@adacore.com>
* sem_ch8.adb (Find_Selected_Component): Handle properly the case
of an expanded name in a proper body, whose prefix is a package
in the context of the proper body, when there is a homonym of
the package declared in the parent unit.
From-SVN: r206921
PR libstdc++/56267
* include/bits/hashtable.h (__cache_default): Do not depend on
whether the hash function is DefaultConstructible or CopyAssignable.
(_Hashtable): Adjust static assertions.
* doc/xml/manual/containers.xml (containers.unordered.cache): Update.
* testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
dg-error line number.
* testsuite/23_containers/unordered_set/
not_default_constructible_hash_neg.cc: Remove.
From-SVN: r206904
PR target/59003
* config/i386/i386.c (expand_small_movmem_or_setmem): If mode is
smaller than size, perform several stores or loads and stores
at dst + count - size to store or copy all of size bytes, rather
than just last modesize bytes.
* gcc.dg/tree-prof/pr59003.c: New test.
From-SVN: r206896
2014-01-21 Robert Dewar <dewar@adacore.com>
* par-ch4.adb (P_If_Expression): Rewritten to improve error recovery.
* par-ch5.adb (P_Condition): New version with expression prescanned.
* par.adb (P_Condition): New version with expression prescanned.
2014-01-21 Robert Dewar <dewar@adacore.com>
* gnat_rm.texi: Document that Allow_Integer_Address is ignored
if Address is not a private type.
* sem_prag.adb (Analyze_Pragma, case Allow_Integer_Address):
Ignore pragma if System.Address is not a private type.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* namet.ads (Name_Len): Initialize to 0 to avoid accessing an
uninitialized value.
From-SVN: r206892
2014-01-21 Thomas Quinot <quinot@adacore.com>
* gnat_rm.texi (Scalar_Storage_Order): Update documentation.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Set_Instance_Env): In Ada 2012 mode, preserve
the value of Assertions_Enabled flag when compiling an instance of
an internal unit. This facilitates the use of pre/postconditions
in generic internal units, such as the new elementary function
libraries.
2014-01-21 Robert Dewar <dewar@adacore.com>
* exp_aggr.adb: Minor reformatting.
* sem_attr.adb: Minor reformatting.
* sem_res.adb: Minor comment addition.
* einfo.adb: Minor comment updates.
* freeze.adb: Minor reformatting and code reorganization.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* par-ch4.adb (P_If_Expression): Handle more gracefully an
elsif clause that does not have an else part.
From-SVN: r206891
2014-01-21 Robert Dewar <dewar@adacore.com>
* checks.adb, sem_util.ads, sem_ch4.adb: Minor reformatting.
2014-01-21 Pascal Obry <obry@adacore.com>
* projects.texi: Minor typo fix.
2014-01-21 Thomas Quinot <quinot@adacore.com>
* freeze.adb (Check_Component_Storage_Order): If a record type
has an explicit Scalar_Storage_Order attribute definition clause,
reject any component that itself is of a composite type and does
not have one.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch10.adb (Generate_Parent_Reference): Make public so it
can be used to generate proper cross-reference information for
the parent units of proper bodies.
2014-01-21 Thomas Quinot <quinot@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity): For a modular
type that represents a bit packed array type, propagate the
reverse storage order flag to the generated wrapper record.
* exp_pakd.adb (Expand_Packed_Element_Set,
Expand_Packed_Element_Reference): No byte swapping required in
the front-end for the case of a reverse storage order array,
as this is now handled uniformly in the back-end. However we
still need to swap back an extracted element if it is itself a
nested composite with reverse storage order.
From-SVN: r206890
2014-01-21 Thomas Quinot <quinot@adacore.com>
* exp_pakd.adb: Update comment, minor reformatting.
2014-01-21 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch3.adb (Analyze_Variable_Contract): Trigger the volatile
object check when SPARK_Mode is on.
* sem_ch6.adb (Process_Formals): Trigger the volatile object
check when SPARK_Mode is on.
* sem_ch12.adb (Instantiate_Object): Trigger the volatile object
check when SPARK_Mode is on.
* sem_ch13.adb (Analyze_Aspect_Specifications): Insert the
corresponding pragma of aspect SPARK_Mode in the visible
declarations of a package declaration.
* sem_prag.adb (Analyze_Pragma): Trigger the volatile object
check when SPARK_Mode is on.
* sem_res.adb (Resolve_Actuals): Trigger the volatile object
check when SPARK_Mode is on.
(Resolve_Entity_Name): Trigger
the volatile object check when SPARK_Mode is on.
2014-01-21 Robert Dewar <dewar@adacore.com>
* a-except-2005.adb: Minor reformatting
From-SVN: r206888
2014-01-21 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, sem_prag.adb, sem_prag.ads, sem_ch12.adb, sem_res.adb,
sem_ch6.adb, a-except-2005.adb: Minor reformatting.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Expand_N_Object_Declaration): When a class-wide
object is declared, it is rewritten as a renaming of an dynamic
expression that wraps the initial value. The renaming declaration
is first given an internal name, to prevent collisions with the
entity already declared, and then the name is modified to reflect
the original one. the modification of the name must preserve
the source location of the original, to prevent spurious errors
when compiling with style checks if the declaration involves
more than one entity.
From-SVN: r206887
2014-01-21 Hristian Kirtchev <kirtchev@adacore.com>
* aspects.adb Add entries for Async_Readers, Async_Writers,
Effective_Reads and Effective_Writes in table Canonical_Aspect.
* aspects.ads Add entries for Async_Readers, Async_Writers,
Effective_Reads and Effective_Writes in tables Aspect_Id,
Aspect_Names, Aspect_Delay and Implementation_Defined_Aspect.
* atree.adb (Ekind_In): New version with 8 parameters.
(Node34): New routine.
(Set_Node34): New routine.
* atree.ads (Ekind_In): New version with 8 parameters.
(Node34): New routine.
(Set_Node34): New routine.
* einfo.adb Contract is now Node34.
(Contract): Update the assertion and node usage.
(Get_Pragma): Include pragmas Async_Readers, Async_Writers,
Effective_Reads and Effective_Writes.
(Set_Contract): Update the assertion and node usage.
(Write_Field24_Name): Remove the output for a contract.
(Write_Field34_Name): Add output for a contract.
* einfo.ads Contract is now Node34. Update the comment on
attribute usage and related node structures.
(Get_Pragma): Update the comment on usage.
* par-prag.adb (Prag): Pragmas Async_Readers, Async_Writers,
Effective_Reads and Effective_Writes do not require special
processing by the parser.
* sem_ch3.adb (Analyze_Variable_Contract): New routine.
(Analyze_Declarations): Analyze the contract of a variable at
the end of the declarative region.
(Analyze_Object_Declaration): Create a contract for a variable.
* sem_ch6.adb (Analyze_Subprogram_Contract): Update the retrieval
of classification pragmas.
(Process_Formals): Detect an illegal
use of a volatile object as a formal in a function.
* sem_ch12.adb (Instantiate_Object): Detect an illegal use of
a volatile object as an actual in generic instantiation.
* sem_prag.adb Add entries for Async_Readers, Async_Writers,
Effective_Reads and Effective_Writes in table Sig_Flags.
(Analyze_External_State_In_Decl_Part): New routine.
(Analyze_Global_Item): Detect an illegal use of a volatile object
as a global item of a function.
(Analyze_Pragma): Reimplement
pragma Abstract_State. Add support for pragmas Async_Readers,
Async_Writers, Effective_Reads and Effective_Writes.
(Check_External_Properties): New routine.
* sem_prag.ads (Analyze_External_State_In_Decl_Part): New routine.
(Check_External_Properties): New routine.
* sem_res.adb (Resolve_Actuals): Detect an illegal use of a
volatile object as an actual in a call.
(Resolve_Entity_Name):
Add local variables Par, Prev and Usage_OK. Detect illegal
contexts of volatile objects.
* sem_util.adb (Add_Contract_Item): Add support for
pragmas associated with the contract of a variable.
(Async_Readers_Enabled): New routine.
(Async_Writers_Enabled): New routine.
(Effective_Reads_Enabled): New routine.
(Effective_Writes_Enabled): New routine.
(Has_Enabled_Property):
New routine.
(Is_Unchecked_Conversion_Instance): New routine.
(Is_Volatile_Object): Add support for entities that may denote
a volatile object.
* sem_util.ads (Add_Contract_Item): Update the
comment on usage.
(Async_Readers_Enabled): New routine.
(Async_Writers_Enabled): New routine.
(Effective_Reads_Enabled): New routine.
(Effective_Writes_Enabled): New routine.
(Is_Unchecked_Conversion_Instance): New routine.
* sinfo.ads Update the comment on the structure of N_Contract.
* snames.ads-tmpl Add predefined names for Async_Readers,
Async_Writers, Effective_Reads and Effective_Writes. Add
pragma ids for Async_Readers, Async_Writers, Effective_Reads
and Effective_Writes.
2014-01-21 Robert Dewar <dewar@adacore.com>
* exp_ch4.adb (Eval_Op_Expon): Use CRT_Safe_Compile_Time_Known_Value
* sem_eval.adb (Compile_Time_Known_Value): Remove special
handling of CRT mode (CRT_Safe_Compile_Time_Known_Value): New
function (Eval_Op_Expon): Add CRT_Safe in call to Test_Foldable
(Test_Foldable): Add CRT_Safe parameter
* sem_eval.ads (Compile_Time_Known_Value): Remove special
handling of CRT mode.
(CRT_Safe_Compile_Time_Known_Value): New function.
From-SVN: r206886
2014-01-21 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Analyze_Pragma, case SPARK_Mode): Fix problem
with pragma or aspect that applies to package spec or subprogram
spec.
From-SVN: r206885
2014-01-21 Robert Dewar <dewar@adacore.com>
* exp_aggr.adb: Minor reformatting.
2014-01-21 Johannes Kanig <kanig@adacore.com>
* gnat1drv.adb (Gnat1drv) remove obsolete reference to -gnatd.H.
2014-01-21 Bob Duff <duff@adacore.com>
* gnat_ugn.texi: Document the "checks" attribute in gnat2xml.
2014-01-21 Steve Baird <baird@adacore.com>
* gnat_rm.texi: Improve description of SPARK_Mode pragma.
2014-01-21 Vincent Celier <celier@adacore.com>
* prj-part.adb (Parse_Single_Project): Accept to extend a project
if it has only be imported by an project being extended. When a
project that has only been imported by a project being extended
is imported by another project that is not being extended,
reset the previous indication, so that it will be an error if
this project is extended later.
* prj-tree.adb (Create_Project): Include component From_Extended
in table Projects_HT
* prj-tree.ads (Project_Name_And_Node): New Boolean component
From_Extended
2014-01-21 Robert Dewar <dewar@adacore.com>
* atree.ads, atree.adb: Add Node33 and Set_Node33.
* einfo.ads, einfo.adb (SPARK_Pragma): New field (SPARK_Aux_Pragma):
New field (SPARK_Pragma_Inherited): New flag
(SPARK_Aux_Pragma_Inherited): New flag (SPARK_Mode_Pragmas):
Removed.
* lib.ads, lib.adb: Remove SPARK_Mode_Pragma, no longer used.
* opt.ads (SPARK_Mode_Pragma): New global variable.
* sem.ads: Add Save_SPARK_Mode_Pragma field to Scope_Stack_Entry.
* sem_ch3.adb: Use new SPARK_Mode data structures.
* sem_ch6.adb: Set SPARK_Mode fields in subprogram specs and bodies.
* sem_ch7.adb: Set SPARK_Mode fields in package spec and body entities.
* sem_ch8.adb (Push_Scope): Save SPARK_Mode_Pragma.
(Pop_Scope): Restore SPARK_Mode_Pragma.
* sem_prag.adb (Analyze_Pragma, case SPARK_Mode): Rewrite for
new data structures.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* back_end.adb: Undo previous change, not needed. Minor reformatting.
From-SVN: r206879
2014-01-21 Thomas Quinot <quinot@adacore.com>
* exp_ch5.adb: Fix comment.
* switch-c.adb: Minor comment update.
* exp_ch3.adb: Minor reformatting.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* back_end.adb (Scan_Compiler_Arguments): Do not store object
filename in gnatprove mode.
2014-01-21 Thomas Quinot <quinot@adacore.com>
* sinfo.ads (No_Ctrl_Actions): Clarify documentation (flag also
suppresses usage of primitive _assign for tagged types).
* exp_aggr.adb (Build_Array_Aggr_Code.Gen_Assign): Set
No_Ctrl_Actions for a tagged type that does not require
finalization, as we want to disable usage of _assign (which
may cause undesirable discriminant checks on an uninitialized,
invalid target).
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb: Reject invariant'class on completion.
From-SVN: r206878
2014-01-21 Javier Miranda <miranda@adacore.com>
* exp_ch3.adb (Build_Init_Procedure): For
derivations of interfaces, do not move the the initialization
of the _parent field since such assignment is not generated.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_res.adb (Rewrite_Renamed_Operator): Do not replace entity
with the operator it renames if we are within an expression of
a pre/postcondition, because the expression will be reanalyzed
at a later point, and the analysis of the renaming may affect
the visibility of the operator when in an instance.
2014-01-21 Robert Dewar <dewar@adacore.com>
* sinfo.ads, sinfo.adb: Change Do_Discriminant_Check to use new Flag1.
Add this flag to type conversion nodes and assignment nodes.
* treepr.adb: Deal properly with Flag 1,2,3.
* treeprs.adt: Minor comment update.
2014-01-21 Robert Dewar <dewar@adacore.com>
* sem_eval.adb (Compile_Time_Known_Value): Add Ignore_CRT
parameter.
* sem_eval.ads (Compile_Time_Known_Value): Add Ignore_CRT
parameter, completely rewrite spec.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch10.adb (Install_Withed_Unit): If the unit is a subprogram
instance that is inlined, it may have been rewritten as a wrapper
package. In that case the unit that must be made visible is the
related instance of the package.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* exp_ch9.adb (Expand_N_Selective_Accept.Add_Accept): Refine
previous change in codepeer mode.
From-SVN: r206874
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* exp_ch9.adb (Expand_N_Selective_Accept.Add_Accept): Always add
call to Abort_Undefer, as expected by the runtime.
* s-tasren.adb (Local_Complete_Rendezvous): Replace
Defer_Abort_Nestable by Defer_Abort, since we do not expect abort to be
deferred at this point. Update comments.
2014-01-21 Thomas Quinot <quinot@adacore.com>
* exp_ch4.adb, exp_ch5.adb, checks.adb: Minor reformatting.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* switch-c.adb, usage.adb, gnat_ugn.texi: Mark -gnates as internal,
remove from doc.
From-SVN: r206873
2014-01-21 Thomas Quinot <quinot@adacore.com>
* atree.adb, atree.ads (Num_Extension_Nodes): Switch to Node_Id, since
this is value is used in Node_Id arithmetic operations.
(Copy_Node, Exchange_Entities): Use loops indexed by Num_Extension_Nodes
instead of hard-coded unrolled code.
2014-01-21 Yannick Moy <moy@adacore.com>
* gnat1drv.adb: Minor code cleanup, removing useless code.
2014-01-21 Arnaud Charlet <charlet@adacore.com>
* opt.ads (SPARK_Switches_File_Name): New.
* switch-c.adb (Scan_Front_End_Switches): Add handling of -gnates=xxx *
* usage.adb (Usage): Document -gnates, in gnatprove mode only.
* gnat_ugn.texi: Document -gnates.
2014-01-21 Yannick Moy <moy@adacore.com>
* errout.adb (Special_Msg_Delete): Update comment. Remove
special case for GNATprove which should not ignore mismatch
in sizes for representation clauses.
* sem_prag.adb (Analyze_Pragma): Remove special case for GNATprove
which should not ignore pragma Pack.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb: Code clean up.
2014-01-21 Steve Baird <baird@adacore.com>
* gnat_rm.texi: Improve GNAT RM description of SPARK_Mode pragma.
From-SVN: r206871
2014-01-21 Robert Dewar <dewar@adacore.com>
* gcc-interface/gigi.h: Get Flags array address.
* gcc-interface/trans.c: Acquire Flags array address.
* atree.adb: Add support for Flags array and Flag0,1,2,3.
* atree.ads: Add support for Flags array and Flag0,1,2,3.
* atree.h: Add support for Flags array and Flag0,1,2,3.
* back_end.adb: Pass Flags array address to gigi.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch8.adb (Attribute_Renaming): Transfer original attribute
reference to generated body so that legality checks on stream
attributes are properly applied. If type is tagged and already
frozen, insert generated body at the point of the renaming
declaration.
2014-01-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb: Code clean up.
* sem_ch8.adb: Minor reformatting
From-SVN: r206870
2014-01-20 François Dumont <fdumont@gcc.gnu.org>
* scripts/create_testsuite_files: Add testsuite/experimental in
the list of folders to search for tests.
* include/experimental/string_view
(basic_string_view<>::operator[]): Comment _GLIBCXX_DEBUG_ASSERT,
incompatible with constexpr qualifier.
(basic_string_view<>::front()): Likewise.
(basic_string_view<>::back()): Likewise.
* testsuite/experimental/string_view/element_access/wchar_t/2.cc:
Merge dg-options directives into one.
* testsuite/experimental/string_view/element_access/char/2.cc:
Likewise. Remove invalid experimental namespace scope on
string_view_type.
From-SVN: r206859
Jonathan Wakely
Robert Dewar
Arnaud Charlet
Eric Botcazou
GCC Administrator
John David Anglin
Vladimir Makarov
Richard Sandiford
Tim Shen
Sterling Augustine
Jakub Jelinek
Baruch Siach
Ian Lance Taylor
Tom Tromey
Tatiana Udalova
DJ Delorie
Dominique d'Humieres
Jerry DeLisle
François Dumont
H.J. Lu
Uros Bizjak
Yufeng Zhang
Marcus Shawcroft
Alex Velenko