2013-09-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/58404
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
propagate non-invariant addresses into dereferences wrapped
in component references.
* g++.dg/tree-ssa/pr58404.C: New testcase.
From-SVN: r202525
2013-09-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/58396
* tree-loop-distribution.c (create_rdg_edges): Free unused DDRs.
(build_rdg): Take a loop-nest parameter, fix memleaks.
(distribute_loop): Compute loop-nest here and pass it to build_rdg.
From-SVN: r202521
* gcc-interface/Makefile.in: Import target_cpu, target_vendor,
target_os and their host_ counterparts. Remove host_canonical and
target_cpu_default, unused. Remove local ad-hoc computations of
"host", "targ", "arch", "osys" and "manu". Replace uses of these by
uses of the now imported family, hence back to filters against
canonical values. Remove filters on e500 for target_cpu, expected to
be canonicalized into powerpc. Invert the logic filtering on 64bit
sparc for VxWorks. Simplify the filtering logic for bareboard tools
target pairs, now using straight elf/eabi filters on the target_os
part only.
From-SVN: r202519
2013-10-11 Thomas Schwinge <thomas@codesourcery.com>
Olivier Hainque <hainque@adacore.com>
* gcc-interface/Makefile.in: Import target_cpu, target_vendor,
target_os and their host_ counterparts. Remove host_canonical and
target_cpu_default, unused. Remove local ad-hoc computations of
"host", "targ", "arch", "osys" and "manu". Replace uses of these by
uses of the now imported family, hence back to filters against
canonical values. Remove filters on e500 for target_cpu, expected to
be canonicalized into powerpc. Invert the logic filtering on 64bit
sparc for VxWorks. Simplify the filtering logic for bareboard tools
target pairs, now using straight elf/eabi filters on the target_os
part only.
From-SVN: r202518
2013-09-12 Richard Biener <rguenther@suse.de>
* tree-loop-distribution.c (dot_rdg_1): Make graph prettier.
(dot_rdg): Use popen instead of system in optional code.
(remaining_stmts, upstream_mem_writes): Remove global bitmaps.
(already_processed_vertex_p): Adjust.
(has_anti_or_output_dependence, predecessor_has_mem_write,
mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
rdg_flag_uses): Remove.
(rdg_flag_vertex): Simplify.
(rdg_flag_vertex_and_dependent): Rely on a correct RDG and
remove recursion.
(build_rdg_partition_for_component): Process the first vertex
of a component only.
(ldist_gen): Do not compute remaining_stmts or upstream_mem_writes.
* gcc.dg/tree-ssa/ldist-4.c: Remove undefined behavior. Adjust
expected outcome and comment why that happens.
From-SVN: r202516
2013-09-11 Mitsuru Kariya <kariya_mitsuru@hotmail.com>
Chris Jefferson <chris@bubblescope.net>
PR libstdc++/58358
* include/bits/stl_algo.h (search_n): Fix to guarantee a number
of comparisons <= number of elements in the range.
* testsuite/25_algorithms/search_n/58358.cc: New.
* testsuite/25_algorithms/search_n/iterator.cc: Extend.
Co-Authored-By: Chris Jefferson <chris@bubblescope.net>
From-SVN: r202510
PR tree-optimization/58385
* fold-const.c (build_range_check): If both low and high are NULL,
use omit_one_operand_loc to preserve exp side-effects.
* gcc.c-torture/execute/pr58385.c: New test.
From-SVN: r202494
PR tree-optimization/58380
* tree-ssa-threadupdate.c (thread_block): Recognize another case
of threading through a buried loop header.
* tree-ssa-threadedge.c (thread_around_empty_blocks): Correct
return value for single successor case.
* g++.dg/torture/pr58380.C: New test.
2013-09-10 Jeff Law <law@redhat.com>
From-SVN: r202489
2013-09-10 Ed Smith-Rowland <3dw4rd@verizon.net>
* testsuite/28_regex/traits/wchar_t/value.cc: Change template args
from char to wchar_t, literals from 'x' to L'x'.
From-SVN: r202487
2013-09-10 Paolo Carlini <paolo.carlini@oracle.com>
PR bootstrap/58386
Revert:
2013-09-10 Gary Benson <gbenson@redhat.com>
* cp-demangle.c: Include hashtab.h.
(struct d_print_info): New field saved_scopes.
(d_print_init): Initialize the above.
(d_print_free): New function.
(cplus_demangle_print_callback): Call the above.
(struct d_saved_scope): New structure.
(d_store_scope): New function.
(d_free_scope) Likewise.
(d_restore_scope) Likewise.
(d_hash_saved_scope) Likewise.
(d_equal_saved_scope) Likewise.
(d_print_comp): New variable saved_scope.
[DEMANGLE_COMPONENT_REFERENCE,
DEMANGLE_COMPONENT_RVALUE_REFERENCE]: Capture scope the first
time the component is traversed, and use the captured scope for
subsequent traversals.
From-SVN: r202480
2013-09-10 Vladimir Makarov <vmakarov@redhat.com>
* lra.c (lra): Clear lra_optional_reload_pseudos before every
constraint pass.
* lra-constraints.c (curr_insn_transform): Switch on optional
reloads. Check destination too to check move insn.
(undo_optional_reloads): Add check that the original peudo did not
changed its allocation and the optional reload was inherited on
last inheritance pass. Break loop after deciding to keep optional
reload.
(lra_undo_inheritance): Add check that inherited pseudo still in
memory.
From-SVN: r202468
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb: sem_ch3.adb:
(Replace_Anonymoous_Access_To_Protected_Subprogram): If the
return type is itself an access to function, recurse to emit
another anonymous type.
gcc-interface/decl.c (gnat_to_gnu_entity): In ASIS mode
(type_annotate_only) do not check whether access types have a set size.
2013-09-10 Robert Dewar <dewar@adacore.com>
* err_vars.ads (Warning_Doc_Switch): Ignored in VMS mode.
* errout.adb (Warning_Doc_Switch): Ignored in VMS mode.
* errout.ads (Warning_Doc_Switch): Ignored in VMS mode.
* inline.ads (Warnings): New component in Pending_Body_Info.
* sem_ch12.adb (Pending_Body_Info): Save and restore warnings
at instantiation point.
* warnsw.adb (Save_Warnings): New function (Restore_Warnings):
New procedure Remove special handling of Warning_Doc_Switch,
cleaner to handle the VMS case in errout, than to introduce
undocumented oddities here.
* warnsw.ads (Warning_Record) : New type.
(Save_Warnings): New function.
(Restore_Warnings): New procedure.
From-SVN: r202467
2013-09-10 Robert Dewar <dewar@adacore.com>
* sinput.adb (Check_For_BOM): Avoid reading past end of file.
2013-09-10 Robert Dewar <dewar@adacore.com>
* errout.adb (Error_Msg_Ada_2012_Feature): New procedure.
* errout.ads (Error_Msg_Ada_2012_Feature): New procedure.
* inline.ads: Save/Restore Ada_Version_Pragma.
* opt.adb: Save/Restore Ada_Version_Pragma.
* opt.ads (Ada_Version_Pragma): New variable.
* par-ch11.adb, par-ch12.adb, par-ch13.adb, par-ch4.adb, par-ch5.adb,
par-ch6.adb, par-ch8.adb, par-prag.adb: Use Error_Msg_Ada_2012_Feature.
* prj.adb: Initialize Ada_Version_Pragma.
* sem_attr.adb: Use Error_Msg_Ada_2012_Feature.
* sem_ch12.adb, sem_ch8.adb: Save/restore Ada_Version_Pragma.
* sem_prag.adb (Analyze_Pragma, cases Ada_xx): Set Ada_Version_Pragma.
* switch-c.adb: Initialize Ada_Version_Pragma.
* sem_ch12.adb: Minor reformatting.
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Process_Subtype): Discard constraint on access
to class-wide type. Such constraints are not supported and are
considered a language pathology.
From-SVN: r202466
2013-09-10 Robert Dewar <dewar@adacore.com>
* gnatbind.adb: Correct starting date in --version string.
* gnatdll.adb: Use Check_Version_And_Help_G to implement --help
and --version.
* gnatkr.adb: Use Check_Version_And_Help_G to implement --help
and --version.
* gnatlink.adb: Correct starting date in --version string.
* gnatls.adb: Correct starting date in --version string.
* make.adb: Correct starting date in --version string.
From-SVN: r202465
2013-09-10 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Analyze_Pragma, case Warnings): Don't allow
REASON parameter in compiler units (bootstrap issues).
2013-09-10 Robert Dewar <dewar@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Output warning if
-gnateE specified for a target that does not support it.
From-SVN: r202463
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Analyze_Pragma, case SPARK_Mode): Handle properly
a subprogram body without previous spec.
2013-09-10 Gary Dismukes <dismukes@adacore.com>
* sem_ch4.adb: Minor typo fixes.
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* aspects.adb (Aspects_On_Body_OK): New routine.
* aspects.ads: Modify type Aspect_Expression to include
the Optional_XXX variants. Update the contents of
table Aspect_Argument. Add table Aspect_On_Body_OK.
(Aspects_On_Body_OK): New routine.
* par-ch13.adb (Get_Aspect_Specifications): Account for optional
names and expressions when parsing an aspect.
* sem_ch6.adb: Add with and use clause for Aspects.
(Analyze_Subprogram_Body_Helper): Do not emit an error when
analyzing a body with aspects that can be applied simultaneously
to both spec and body.
* sem_ch13.adb (Analyze_Aspect_Specifications): Insert the
corresponding pragma of an aspect that applies to a subprogram
body in the declarative part.
(Make_Aitem_Pragma): Do not generate a pragma with an empty argument
list.
From-SVN: r202462
2013-09-10 Robert Dewar <dewar@adacore.com>
* switch-c.adb: Diagnose -gnatc given after -gnatRm.
* gnat_ugn.texi: Add documentation for -gnatRm.
* usage.adb: Minor reorganization (put style entries in proper
order) Document -gnatRm switch.
* sinfo.ads: Minor comment fix.
2013-09-10 Sergey Rybin <rybin@adacore.com frybin>
* tree_io.ads: Update ASIS_Version_Number.
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Access_Subprogram_Declaration): Check whether the
designated type can appear in a parameterless call.
* sem_ch4.adb (Analyze_Call): Do not insert an explicit dereference
in the case of an indirect call through an access function that
returns an array type.
(Analyze_One_Call): Handle properly legal parameterless calls
whose result is indexed, in constructs of the for F.all (I)
* sem_ch6.ads (May_Need_Actuals): Make public, for use on access
to subprogram types.
* sem_res.adb (Resolve_Call): If the call is indirect, there is
no entity to set on the name in the call.
From-SVN: r202461
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* aspects.adb: Add entries in the Has_Aspect_Specifications_Flag
table for package body and body stubs.
(Move_Or_Merge_Aspects): New routine.
(Remove_Aspects): New routine.
* aspects.ads (Move_Aspects): Update comment on usage.
(Move_Or_Merge_Aspects): New routine.
(Remove_Aspects): New routine.
* par-ch3.adb: Update the grammar of private_type_declaration,
private_extension_declaration, object_renaming_declaration,
and exception_renaming_declaration.
(P_Subprogram): Parse the
aspect specifications that apply to a body stub.
* par-ch6.adb: Update the grammar of subprogram_body_stub and
generic_instantiation.
* par-ch7.adb: Update the grammar of package_declaration,
package_specification, package_body, package_renaming_declaration,
package_body_stub.
(P_Package): Parse the aspect specifications
that apply to a body, a body stub and package renaming.
* par-ch9.adb: Update the grammar of entry_declaration,
protected_body, protected_body_stub, task_body,
and task_body_stub.
(P_Protected): Add local variable
Aspect_Sloc. Add local constant Dummy_Node. Parse the aspect
specifications that apply to a protected body and a protected
body stub.
(P_Task): Add local variable Aspect_Sloc. Add local
constant Dummy_Node. Parse the aspect specifications that apply
to a task body and a task body stub.
* par-ch12.adb: Update the grammar of
generic_renaming_declaration.
(P_Generic): Parse the aspect
specifications that apply to a generic renaming.
* sem_ch6.adb (Analyze_Subprogram_Body_Helper): Do not emit
an error when analyzing aspects that apply to a body stub. Such
aspects are relocated to the proper body.
* sem_ch7.adb (Analyze_Package_Body_Helper): Analyze the aspect
specifications that apply to a body.
* sem_ch9.adb (Analyze_Protected_Body): Warn about user-defined
aspects not being supported on protected bodies. Remove the
aspect specifications. (Analyze_Single_Protected_Declaration):
Analyze the aspects that apply to a single protected declaration.
(Analyze_Task_Body): Warn about user-defined aspects not being
supported on task bodies. Remove the aspect specifications.
* sem_ch10.adb: Add with and use clause for Aspects.
(Analyze_Package_Body_Stub): Propagate the aspect specifications
from the stub to the proper body.
* sem_ch13.adb (Analyze_Aspect_Specifications): Insert the
corresponding pragma of an aspect that applies to a body in the
declarations of the body.
* sinfo.ads: Update the gramma of expression_function,
private_type_declaration, private_extension_declaration,
object_renaming_declaration, exception_renaming_declaration,
package_renaming_declaration, subprogram_renaming_declaration,
generic_renaming_declaration, entry_declaration,
subprogram_body_stub, package_body_stub, task_body_stub,
generic_subprogram_declaration.
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Analyze_Pragma): Add processing
for aspect/pragma SPARK_Mode when it applies to a [library-level]
subprogram or package [body].
2013-09-10 Robert Dewar <dewar@adacore.com>
* gnat_ugn.texi: Document that -gnatc and -gnatR cannot be
given together.
* switch-c.adb (Scan_Front_End_Switches): Give error if both
-gnatR and -gnatc given.
2013-09-10 Robert Dewar <dewar@adacore.com>
* g-table.ads, g-table.adb (For_Each): New generic procedure
(Sort_Table): New generic procedure.
From-SVN: r202460
2013-09-10 Thomas Quinot <quinot@adacore.com>
* adaint.c (__gnat_is_executable_file_attr): Should be true
for an executable regular file only only (not for a directory
that has the executable permission).
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_res.adb: Further work on operator calls in ASIS.
2013-09-10 Yannick Moy <moy@adacore.com>
* sinfo.ads, sem_prag.ads, sem_ch13.adb: Minor correction and comment
update.
From-SVN: r202459
2013-09-10 Thomas Quinot <quinot@adacore.com>
* aspects.ads, sem_ch13.adb: Minor reformatting.
* adaint.c (__gnat_set_close_on_exec): Add comment documenting
that this routine is shared between OS_Lib and Sockets.
From-SVN: r202458
2013-09-10 Robert Dewar <dewar@adacore.com>
* exp_prag.adb (Expand_Pragma_Check): Ignore pragma if Is_Ignored set.
* sem_ch13.adb (Make_Aitem_Pragma): Set Is_Checked if needed.
* sem_prag.adb (Check_Kind): Moved from spec (Analyze_Pragma):
Make sure Is_Ignored/Is_Checked are set right (Analyze_Pragma,
case Check): Ditto (Check_Applicable_Policy): Handle
Statement_Assertion case Throughout, set and check the Is_Checked
flag as appropriate.
* sem_prag.ads (Check_Kind): Moved to body.
* sinfo.ads, sinfo.adb (Is_Checked): New flag.
From-SVN: r202457
2013-09-10 Robert Dewar <dewar@adacore.com>
* aspects.ads (Delay_Type): New type (Aspect_Delay): New table.
* einfo.adb (Has_Delayed_Rep_Aspects): New flag
(May_Inherit_Delayed_Rep_Aspects): New flag (Rep_Clause): Removed
(use Get_Attribute_Representation_Clause).
* einfo.ads (Has_Delayed_Rep_Aspects): New flag
(May_Inherit_Delayed_Rep_Aspects): New flag
* freeze.adb: Minor reformatting
* sem_ch13.adb (Analyze_Aspect_Speficifications): Redo
handling of delayed evaluation, including optimizing some cases
and avoiding delays.
(Analyze_Aspects_At_Freeze_Point): Now
handled inheriting delayed rep aspects for type derivation case.
(Inherit_Delayed_Rep_Aspects): New procedure
* sem_ch13.ads (Analyze_Aspects_At_Freeze_Point): Now handled
inheriting delayed rep aspects for type derivation case.
* sem_ch3.adb (Build_Derived_Type): Set
May_Inherit_Derived_Rep_Aspects if parent type flag
Has_Delayed_Rep_Aspects is set
2013-09-10 Robert Dewar <dewar@adacore.com>
* errout.adb (Finalize): Don't delete real errors with specific
warning control.
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* exp_ch9.adb (Expand_N_Timed_Entry_Call,
Expand_N_Conditional_Entry_Call, Expand_N_Asynchronous_Select):
Handle properly a trigger that is a call to a primitive operation
of a type that implements a limited interface, if the type itself
is not limited.
From-SVN: r202456
2013-09-10 Yannick Moy <moy@adacore.com>
* sinfo.ads: Document splitting of pre/post in N_Contract description.
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* exp_ch4.adb (Expand_N_Op_Multiply): If the operation is of the
form X * 2 ** N and it has been marked Is_Power_Of_2_For_Shift,
add a mod operation if the result type is a binary modular type.
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Check_Mode_Restriction_In_Enclosing_Context): Add local
variable Context. Remove local variable Subp_Id. Start the
context traversal from the current subprogram rather than the
current scope. Update the scope traversal and error reporting.
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* exp_ch9.adb (Expand_N_Timed_Entry_Call): New procedure
Rewrite_Triggering_Statements, to encapsulate the statements that
follow the trigger of the entry call. This procedure is needed
when the trigger is a dispatching call, because the expansion
requires several copies of those statements. The procedure is
more efficient, and preserves non-local references when the
construct is within an instance.
From-SVN: r202454
2013-09-10 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Analyze_Package_Instantiation): If the
instantiation is a compilation unit, analyze aspects before
analyzing the package declaration for the instance.
* sem_ch13.adb (Analyze_Aspect_Specifications): If the
corresponding node is a package instantiation, insert generated
pragmas at the head of visible declarations.
* sem_prag.adb (Analyze_Pragma, case Preelaborate): In an instance
do not ignore the pragma if it comes from an aspect specification
in the instance, and not from the generic unit.
* sprint.adb (Sprint_Node_Actual): For a package declaration that
is an instantiation, print aspects after declaration.
From-SVN: r202453
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Get_SPARK_Mode_Id): Handle the
case where the pragma may appear without an argument.
(Analyze_Global_List): Add expanded_name to the list of constructs
that denote a single item.
(Collect_Global_List): Add expanded_name to the list of constructs
that denote a single item.
2013-09-10 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch4.adb (Apply_Accessibility_Check): Add local constant
Pool_Id and local variables Fin_Call and Free_Stmt. Finalize
and deallocate a heap-allocated class-wide object after it
has been determined that it violates the accessibility rules.
* rtsfind.ads: Add new RTU_Id for System.Memory. Add new RE_Id
and entry in RE_Unit_Table for RE_Free.
From-SVN: r202451
