2011-11-21 Tristan Gingold <gingold@adacore.com>
* env.c: Remove unused declaration.
2011-11-21 Pascal Obry <obry@adacore.com>
* s-os_lib.ads: Minor style fix.
2011-11-21 Pascal Obry <obry@adacore.com>
* adaint.c (__gnat_dup2): When fd are stdout, stdin or stderr and
identical, do nothing on Windows XP.
2011-11-21 Yannick Moy <moy@adacore.com>
* sem_ch3.adb (Constrain_Index, Process_Range_Expr_In_Decl):
Use Full_Expander_Active instead of Expander_Active to control
the forced evaluation of expressions for the sake of generating
checks.
2011-11-21 Thomas Quinot <quinot@adacore.com>
* init.c: On FreeBSD, stack checking failures may raise SIGBUS.
2011-11-21 Tristan Gingold <gingold@adacore.com>
* sysdep.c (mode_read_text, mode_write_text, mode_append_text,
mode_read_binary, mode_write_binary, mode_append_binary,
mode_read_text_plus, mode_write_text_plus, mode_append_text_plus,
mode_read_binary_plus, mode_write_binary_plus,
mode_append_binary_plus): Remove unused declarations.
2011-11-21 Yannick Moy <moy@adacore.com>
* gnat_rm.texi: Minor rewording.
2011-11-21 Hristian Kirtchev <kirtchev@adacore.com>
* exp_imgv.adb (Expand_Width_Attribute): Emit
an error message rather than a warning when pragma Discard_Names
prevents the computation of 'Width. Do not emit an error through
the use of RE_Null.
2011-11-21 Javier Miranda <miranda@adacore.com>
* exp_ch6.adb (Make_Build_In_Place_Call_In_Allocator): Add
implicit type conversion when the type of the allocator is an
interface. Done to force generation of displacement of the "this"
pointer when required.
2011-11-21 Ed Schonberg <schonberg@adacore.com>
* sinfo.ads, sinfo.adb: Corresponding_Spec applies to expression
functions, and is set when the expression is a completion of a
previous declaration.
* sem_ch6.adb (Analyze_Expression_Function): To determine properly
whether an expression function completes a previous declaration,
use Find_Corresponding_Spec, as when analyzing a subprogram body.
2011-11-21 Steve Baird <baird@adacore.com>
* sem_util.adb (Deepest_Type_Access_Level): Improve comment.
(Type_Access_Level): Improve comment.
From-SVN: r181575
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, sem_util.adb, sem_res.adb, sem_attr.adb: Minor
reformatting.
2011-11-21 Arnaud Charlet <charlet@adacore.com>
* s-taprop-posix.adb (Create_Task): Use Unrestricted_Access
to deal with fact that we properly detect the error if Access
is used.
From-SVN: r181572
2011-11-21 Steve Baird <baird@adacore.com>
* sem_util.ads: Update comment describing function
Deepest_Access_Level.
* sem_util.adb (Deepest_Type_Access_Level): Return Int'Last for a
generic formal type.
(Type_Access_Level): Return library level
for a generic formal type.
* sem_attr.adb (Resolve_Attribute): Replace two Type_Access_Level
calls with calls to Deepest_Type_Access_Level.
* sem_ch3.adb (Analyze_Component_Declaration): replace a
Type_Access_Level call with a call to Deepest_Type_Access_Level.
* sem_res.adb (Resolve_Allocator.Check_Allocator_Discrim_Accessibility):
Replace three Type_Access_Level calls with calls to
Deepest_Type_Access_Level.
(Resolve_Allocator): Replace a Type_Access_Level call with a call to
Deepest_Type_Access_Level.
(Valid_Conversion.Valid_Array_Conversion): Replace a
Type_Access_Level call with a call to Deepest_Type_Access_Level.
From-SVN: r181570
2011-11-21 Robert Dewar <dewar@adacore.com>
* sinput.ads: Minor comment fix.
2011-11-21 Robert Dewar <dewar@adacore.com>
* exp_attr.adb (Expand_N_Attribute_Reference, case First_Bit,
Last_Bit, Position): Handle 2005 case.
2011-11-21 Robert Dewar <dewar@adacore.com>
* s-atocou-builtin.adb (Decrement): Use Unrestricted_Access
to deal with fact that we properly detect the error if Access
is used.
(Increment): Same fix.
* s-taprop-linux.adb (Create_Task): Use Unrestricted_Access
to deal with fact that we properly detect the error if Access
is used.
* sem_util.adb (Is_Volatile_Object): Properly record that A.B is
volatile if the B component is volatile. This affects the check
for passing such a by reference volatile actual to a non-volatile
formal (which should be illegal)
2011-11-21 Robert Dewar <dewar@adacore.com>
* freeze.adb (Freeze_Enumeration_Type): Make sure to set both
size and alignment for foreign convention enumeration types.
* layout.adb (Set_Elem_Alignment): Redo setting of alignment
when size is set.
2011-11-21 Yannick Moy <moy@adacore.com>
* checks.adb (Apply_Access_Check, Apply_Arithmetic_Overflow_Check,
Apply_Discriminant_Check, Apply_Divide_Check,
Apply_Selected_Length_Checks, Apply_Selected_Range_Checks,
Build_Discriminant_Checks, Insert_Range_Checks, Selected_Length_Checks,
Selected_Range_Checks): Replace reference to Expander_Active
with reference to Full_Expander_Active, so that expansion of
checks is not performed in Alfa mode
2011-11-21 Tristan Gingold <gingold@adacore.com>
* s-taprop-vms.adb (Create_Task): Use Unrestricted_Access to deal with
fact that we properly detect the error if Access is used.
2011-11-21 Hristian Kirtchev <kirtchev@adacore.com>
* par-ch4.adb (P_Quantified_Expression): Add an Ada 2012 check.
2011-11-21 Hristian Kirtchev <kirtchev@adacore.com>
* exp_imgv.adb: Add with and use clause for Errout.
(Expand_Width_Attribute): Emit a warning when in
configurable run-time mode to provide a better diagnostic message.
2011-11-21 Hristian Kirtchev <kirtchev@adacore.com>
* s-finmas.adb (Finalize): Add comment concerning double finalization.
2011-11-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Access_Definition): If the access definition
is itself the return type of an access to function definition
which is ultimately the return type of an access to subprogram
declaration, its scope is the enclosing scope of the ultimate
access to subprogram.
2011-11-21 Steve Baird <baird@adacore.com>
* sem_res.adb (Valid_Conversion): If a conversion was legal
in the body of a generic, then the corresponding conversion is
legal in the expanded body of an instance of the generic.
From-SVN: r181568
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb: Minor reformatting.
2011-11-21 Robert Dewar <dewar@adacore.com>
* s-utf_32.adb (Is_UTF_32_Line_Terminator): Recognize NEL as
line terminator.
* sinput.ads: Add section on Handling of Source Line Terminators.
* types.ads (Line_Terminator): Adjust comments.
From-SVN: r181567
2011-11-21 Robert Dewar <dewar@adacore.com>
* frontend.adb (Frontend): Capture restrictions from config files
* lib-load.adb (Load_Unit): Save/set/restore restriction pragma
information
* lib-xref.adb (Generate_Reference): Fix handling of obsolescent
references. This was noticed during debugging, but it is not
known if it causes real bugs.
* restrict.ads, restrict.adb: New routines to save/set/restore
non-partition-wide restrictions.
* s-rident.ads: Comment changes for new handling of
No_Elaboration_Code
* sem.adb (Sem): Save/Set/Restore non-partition-wide restrictions
* sem_ch10.adb (Analyze_Compilation_Unit): Remove incomplete
attempt to save/restore non-partition-wide restrictions (now
this work is all done in Sem).
* sem_prag.adb (Process_Restrictions_Or_Restriction_Warnings):
Special handling for restriction No_Elaboration_Code.
2011-11-21 Robert Dewar <dewar@adacore.com>
* gnat_ugn.texi: Document new handling of restrictions pragmas.
From-SVN: r181566
2011-11-21 Pascal Obry <obry@adacore.com>
* s-taprop-linux.adb (Initialize_Lock): Do not allocate a cond
attribute as not needed.
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_prag.adb: Minor reformatting.
2011-11-21 Pascal Obry <obry@adacore.com>
* gnat_rm.texi: Document restriction for stdcall convention on
dispatching calls.
From-SVN: r181565
2011-11-21 Pascal Obry <obry@adacore.com>
* sem_prag.adb (Process_Convention): A dispatching call cannot
have a stdcall calling convention.
2011-11-21 Pascal Obry <obry@adacore.com>
* s-taprop-linux.adb (Initialize_Lock): Do not allocate a
mutex attribute as not needed.
(Initialize_TCB): Likewise.
(Initialize): Likewise.
From-SVN: r181564
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_ch6.adb (Is_Public_Subprogram_For): New procedure
(Process_PPCs): Invariants only apply to public subprograms.
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_util.adb, sem_util.ads, sem_attr.adb, restrict.adb,
restrict.ads: Fix for No_Implicit_Aliasing in the renames case.
2011-11-21 Robert Dewar <dewar@adacore.com>
* a-finali.ads: Use pragma Pure_12 for this unit
* aspects.adb: Add aspect Pure_12
* aspects.ads: Add aspect Pure_12
* opt.ads: Add note on Pure_12
* par-prag.adb: Add dummy entry for Pure_12
* sem_prag.adb: Implement Pure_12 pragma
* snames.ads-tmpl: Add Entry for Pure_12
2011-11-21 Sergey Rybin <rybin@adacore.com frybin>
* vms_data.ads: Add qualifiers for new gnatpp options
'--call_threshold' and '--par_threshold".
* gnat_ugn.texi: Add description for new gnatpp options
'--call_threshold' and '--par_threshold".
2011-11-21 Robert Dewar <dewar@adacore.com>
* lib.ads: Minor reformatting.
2011-11-21 Robert Dewar <dewar@adacore.com>
* lib-load.ads: Add comment.
From-SVN: r181563
2011-11-21 Robert Dewar <dewar@adacore.com>
* exp_ch6.adb: Minor reformatting.
2011-11-21 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Check_Formal_Package_Instance): If a formal
subprogram of the formal package is covered by an others
association with a box initialization, no check is needed
against the actual in the instantiation of the formal package.
2011-11-21 Robert Dewar <dewar@adacore.com>
* sem_elab.adb (Check_Internal_Call_Continue): Suppress junk
elab warning from within precondition/postcondition etc.
From-SVN: r181561
2011-11-21 Ed Schonberg <schonberg@adacore.com>
* exp_ch6.adb (Expand_Actuals): In Ada 2012, a function call
with out parameters may generate assignments to force constraint
checks. These checks must be properly placed in the code after the
declaration or statement that contains the call.
2011-11-21 Fedor Rybin <frybin@adacore.com>
* gnat_ugn.texi: Adding info on current gnattest limitations an
support of -X option.
2011-11-21 Robert Dewar <dewar@adacore.com>
* a-cfdlli.adb, a-cbdlli.adb: Minor reformatting.
From-SVN: r181559
* config/avr/avr.h (struct base_arch_s): Add field sfr_offset.
* config/avr/avr-devices.c: Ditto. And initialize it.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in define
__AVR_SFR_OFFSET__.
* config/avr/avr-protos.h (out_movqi_r_mr, out_movqi_mr_r): Remove.
(out_movhi_r_mr, out_movhi_mr_r): Remove.
(out_movsi_r_mr, out_movsi_mr_r): Remove.
* config/avr/avr.md (*cbi, *sbi): Use %i instead of %m-0x20.
(*insv.io, *insv.not.io): Ditto.
* config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r): Make static.
(print_operand): Implement "%i" to print address as I/O address.
(output_movqi): Clean up call of out_movqi_mr_r.
(output_movhi): Clean up call of out_movhi_mr_r.
(avr_file_start): Use avr_current_arch->sfr_offset instead of
magic -0x20. Use TMP_REGNO, ZERO_REGNO instead of 0, 1.
(avr_out_sbxx_branch): Use %i instead of %m-0x20.
(out_movqi_r_mr, out_movqi_mr_r): Ditto. And make static.
(out_movhi_r_mr, out_movhi_mr_r): Ditto. And use avr_asm_len.
(out_shift_with_cnt): Clean up code: Use avr_asm_len.
(output_movsisf): Use output_reload_insisf for all CONSTANT_P sources.
(avr_out_movpsi): USE avr_out_reload_inpsi for all CONSTANT_P sources.
Clean up call of avr_out_store_psi.
(output_reload_in_const): Don't cut symbols longer than 2 bytes.
(output_reload_insisf): Filter CONST_INT_P or CONST_DOUBLE_P to
try if setting pre-cleared register is advantageous.
(avr_out_plus_1): Use gen_int_mode instead of GEN_INT.
From-SVN: r181552
PR c++/48322
gcc/cp/
* cp-tree.h (PACK_EXPANSION_EXTRA_ARGS): New.
* cp-tree.def (EXPR_PACK_EXPANSION): Add an operand for it.
* pt.c (tsubst_pack_expansion): Set and use it.
(iterative_hash_template_arg): Hash it.
(template_args_equal): Compare it.
(comp_template_args_with_info): Handle nulls.
* tree.c (cp_walk_subtrees): Walk it.
* typeck.c (structural_comptypes): Compare it.
* ptree.c (cxx_print_type): Print it.
libstdc++-v3/
* include/std/tuple (tuple(_UElements&&...)): Fix SFINAE.
From-SVN: r181547
* doc/xml/manual/appendix_contributing.xml: Do not use "here" as link
text.
* doc/xml/faq.xml: Likewise. Do not request standard library issues
to be reported to the libstdc++ mailing list.
* doc/xml/manual/status_cxx2011.xml: Document implementation-defined
behaviour.
* doc/xml/manual/status_cxxtr1.xml: Likewise.
* doc/xml/manual/utilities.xml: Fix grammar, probably caused by a
global search and replace of "part" by "chapter".
* doc/xml/manual/shared_ptr.xml: Remove outdated information.
* doc/xml/manual/messages.xml: Be more specific about systems where
using 'int' for catalog handle is not a problem, mentioned LWG issue.
From-SVN: r181532
* config/i386/i386.md (UNSPEC_MOVNTI): Remove.
(UNSPEC_MOVNTQ): New unspec.
* config/i386/mmx.md (sse_movntq): Rename from sse_movntdi.
Use UNSPEC_MOVNTQ instead of UNSPEC_MOVNT.
* config/i386/sse.md (sse2_movnti<mode>): Use UNSPEC_MOVNT instead of
UNSPEC_MOVNTI.
(STORENT_MODE): Add DI and V4DI modes.
From-SVN: r181531
2011-11-20 Robert Dewar <dewar@adacore.com>
* exp_ch6.adb, exp_util.adb: Minor reformatting
2011-11-20 Eric Botcazou <ebotcazou@adacore.com>
* sinfo.ads (Reference): Document that it is OK to set
Is_Known_Non_Null on a temporary initialized to a N_Reference
node.
2011-11-20 Matthew Heaney <heaney@adacore.com>
* a-cbdlli.adb, a-cfdlli.adb (Move): Set Last component to 0
for Source list.
From-SVN: r181530
2011-11-20 Eric Botcazou <ebotcazou@adacore.com>
* exp_ch6.adb (Make_Build_In_Place_Call_In_Assignment):
Declare NEW_EXPR local variable and attach the
temporary to it. Set Is_Known_Non_Null on the temporary.
(Make_Build_In_Place_Call_In_Object_Declaration): Likewise.
* exp_util.adb (Remove_Side_Effects): Set Is_Known_Non_Null on
the temporary created to hold the 'Reference of the expression,
if any.
* checks.adb (Install_Null_Excluding_Check): Bail out for the
Get_Current_Excep.all.all idiom generated by the expander.
From-SVN: r181529
* gcc-interface/trans.c (struct language_function): Add GNAT_RET.
(f_gnat_ret): New macro.
(struct nrv_data): Add GNAT_RET.
(finalize_nrv_unc_r): New helper function.
(finalize_nrv): Add GNAT_RET parameter. Copy it into DATA. If the
function returns unconstrained, use finalize_nrv_unc_r as callback.
(return_value_ok_for_nrv_p): Test the alignment of RET_OBJ only if
RET_OBJ is non-null.
(Subprogram_Body_to_gnu): Pass GNAT_RET to finalize_nrv.
(gnat_to_gnu) <N_Return_Statement>: In the return-unconstrained case,
if optimization is enabled, record candidates for the Named Return
Value optimization.
From-SVN: r181528
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Type>: Adjust
call to components_to_record.
(components_to_record): Add FIRST_FREE_POS parameter. For the variant
part, reuse enclosing union even if there is a representation clause
on the Unchecked_Union. If there is a variant part, compute the new
first free position, if any. Adjust call to self. Use a single field
directly only if it hasn't got a representation clause or is placed at
offset zero. Create the variant part at offset 0 if all the fields
down to this level have a rep clause. Do not chain the variant part
immediately and adjust downstream.
Do not test ALL_REP before moving the fields without rep clause to the
previous level. Call create_rep_part to create the REP part and force
a minimum size on it if necessary. Do not chain it immediately.
Create a fake REP part if there are fields without rep clause that need
to be laid out starting from FIRST_FREE_POS.
At the end, chain the REP part and then the variant part.
(create_rep_part): New function.
(get_rep_part): Minor tweak.
* gcc-interface/utils.c (tree_code_for_record_type): Minor tweak.
From-SVN: r181526
gcc/cp/
PR c++/51194
* pt.c (lookup_template_class_1): Go out early if the type of the
template is error_mark_node.
gcc/testsuite/
PR c++/51194
* g++.dg/cpp0x/alias-decl-15.C: New test.
From-SVN: r181523
PR rtl-optimization/51187
* reorg.c (relax_delay_slots): Do not consider a jump useless if there
is a barrier between the jump and its target label.
From-SVN: r181513
