sem_type.ads, [...] (Is_Ancestor): Addition of a new formal (Use_Full_View) which permits this routine to climb...

2011-08-02  Javier Miranda  <miranda@adacore.com>

	* sem_type.ads, sem_type.adb (Is_Ancestor): Addition of a new formal
	(Use_Full_View) which permits this routine to climb through the
	ancestors using the full-view of private parents.
	* sem_util.adb (Collect_Interfaces_Info, Implements_Interface): Set
	Use_Full_View to true in calls to Is_Ancestor.
	* sem_disp.adb (Override_Dispatching_Operation): Set Use_Full_View to
	true in call to Is_Ancestor.
	* exp_ch3.adb (Build_Offset_To_Top_Functions, Initialize_Tag): Set
	Use_Full_View to true in call to Is_Ancestor.
	* exp_ch7.adb (Controller_Component): Set Use_Full_View to true in
	call to Is_Ancestor.
	* exp_ch4.adb (Expand_N_Type_Conversion, Tagged_Membership): Set
	Use_Full_View to true in calls to Is_Ancestor.
	* exp_disp.adb (Expand_Interface_Actuals, Make_Secondary_DT, Make_DT,
	Make_Select_Specific_Data_Table, Register_Primitive,
	Set_All_DT_Position): Set Use_Full_View to true in calls to Is_Ancestor.
	* exp_intr.adb (Expand_Dispatching_Constructor_Call): Set Use_Full_View
	to true in call to Is_Ancestor.
	* exp_util.adb (Find_Interface_ADT, Find_Interface_Tag): Set
	Use_Full_View to true in calls to Is_Ancestor.
	* exp_cg.adb
	(Write_Call_Info): Set Use_Full_View to true in call to Is_Ancestor.
	(Write_Type_Info): Set Use_Full_View to true in call to Is_Ancestor.

From-SVN: r177087

2011-08-02  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Minor reformatting.
	* sem_prag.adb: Minor reformatting.

2011-08-02  Tristan Gingold  <gingold@adacore.com>

	* vms_data.ads: Add VMS qualifier for -gnateP.

2011-08-02  Robert Dewar  <dewar@adacore.com>

	* par-ch13.adb (P_Aspect_Specification): New meaning of Decl = Empty
	* par-ch7.adb (P_Package): Proper placement of aspects for package
	decl/instantiation.
	* par-endh.adb (Check_End): Ad Is_Sloc parameter
	(End_Statements): Add Is_Sloc parameterr
	* par.adb (P_Aspect_Specification): New meaning of Decl = Empty
	(Check_End): Ad Is_Sloc parameter
	(End_Statements): Add Is_Sloc parameterr

2011-08-02  Vincent Celier  <celier@adacore.com>

	* ug_words: Add VMS qualifier equivalent to -gnateP:
	/SYMBOL_PREPROCESSING.

2011-08-02  Jose Ruiz  <ruiz@adacore.com>

	* gnat-style.texi: For hexadecimal numeric literals the typical
	grouping of digits is 4 to represent 2 bytes.
	A procedure spec which is split into several lines is indented two
	characters.

2011-08-02  Yannick Moy  <moy@adacore.com>

	* exp_aggr.adb (Is_Others_Aggregate): move function to other unit.
	* sem_aggr.adb, sem_aggr.ads (Is_Others_Aggregate): move function here
	(Resolve_Aggregate): issue errors in formal modes when aggregate is not
	properly qualified
	(Resolve_Array_Aggregate): issue errors in formal modes on non-static
	choice in array aggregate
	(Resolve_Extension_Aggregate): issue errors in formal modes on subtype
	mark as ancestor
	(Resolve_Record_Aggregate): issue errors in formal modes on mixed
	positional and named aggregate for record, or others in record
	aggregate, or multiple choice in record aggregate
	* sem_res.adb (Resolve_Logical_Op): issue errors in formal mode when
	array operands to logical operations AND, OR and XOR do not have the
	same static lower and higher bounds
	* sem_ch5.adb, sinfo.ads: Correct typos in comments

From-SVN: r177086

	* config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
	note for save_LR_around_toc_setup sequence.

From-SVN: r177084

2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/lzcntintrin.h (__lzcnt64): Replace long with
	long long.

From-SVN: r177081

From-SVN: r177080

2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>

	* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Generated.

From-SVN: r177076

2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
	    Joseph Myers  <joseph@codesourcery.com>

	* Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
	* hwint.c: Include diagnostic-core.h.
	(abs_hwi): New.
	(gcd): Moved here...
	(pos_mul_hwi): New.
	(mul_hwi): New.
	(least_common_multiple): Moved here...
	* hwint.h (gcd): ... from here.
	(least_common_multiple): ... from here.
	(HOST_WIDE_INT_MIN): New.
	(HOST_WIDE_INT_MAX): New.
	(abs_hwi): Declared.
	(gcd): Declared.
	(pos_mul_hwi): Declared.
	(mul_hwi): Declared.
	(least_common_multiple): Declared.
	* omega.c (check_pos_mul): Removed.
	(check_mul): Removed.
	(omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
	mul_hwi instead of check_mul.

Co-Authored-By: Joseph Myers <joseph@codesourcery.com>

From-SVN: r177075

	PR c++/49932
gcc/cp/
	* mangle.c (write_prefix): Handle decltype.
libiberty/
	* cp-demangle.c (d_prefix): Handle decltype.

From-SVN: r177074

re PR c++/49924 ([C++0X] [constexpr] can't initialize a non-static member array of a literal type as a constexpr)

	PR c++/49924
	* semantics.c (cxx_eval_vec_init_1): Fix logic.

From-SVN: r177073

PR target/49881
        * config/avr/avr.h (PUSH_ROUNDING): New.
        * config/avr/avr.md (pushqi1): Rename from *pushqi.
        (*pushhi, *pushsi, *pushsf): Remove.
        (MPUSH): New mode iterator.
        (push<MPUSH>1): New expander.

From-SVN: r177071

2011-08-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/49813
	* include/c_global/cmath (isinf): Remove workaround.

From-SVN: r177070

	* config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
	PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
	* config/mmix/mmix-protos.h (mmix_preferred_reload_class,
	mmix_preferred_output_reload_class): Remove.
	* config/mmix/mmix.c (mmix_preferred_reload_class,
	mmix_preferred_output_reload_class): Make static. Change rclass
	argument and return type to reg_class_t.
	(TARGET_PREFERRED_RELOAD_CLASS,
	TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.

From-SVN: r177069

        * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
        handling.

From-SVN: r177068

2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/47766
	* config/i386/i386.md (PTR): New.
	(stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
	(stack_protect_test): Likewise.
	(stack_protect_set_<mode>): Replace ":P" with ":PTR".
	(stack_tls_protect_set_<mode>): Likewise.
	(stack_tls_protect_test_<mode>): Likewise.

From-SVN: r177067

	PR c++/49813
	* semantics.c (potential_constant_expression_1): Allow any builtin.
	(morally_constexpr_builtin_function_p): Remove.

From-SVN: r177066

	PR target/49927
	* config/i386/i386.c (ix86_address_subreg_operand): New.
	(ix86_decompose_address): Use ix86_address_subreg_operand.
	(ix86_legitimate_address_p): Do not assert that subregs satisfy
	register_no_elim_operand in DImode.

testsuite/ChangeLog:

	PR target/49927
	* gcc.target/i386/pr49927.c: New test.

From-SVN: r177064

        PR tree-optimization/49926
        * tree-vect-loop.c (vect_is_slp_reduction): Check that a
        statement in a chain doesn't have uses both inside and
        outside the loop.

From-SVN: r177063

2011-08-01  Robert Dewar  <dewar@adacore.com>

	* sem_util.ads, sem_util.adb, sem_ch6.adb (Last_Source_Statement):
	Replaces Last_Source_Node_In_Sequence.
	* err_vars.ads (Error_Msg_Lang): 16 is OK, don't need 4K
	* errout.adb (Set_Error_Msg_Lang): Takes arg with no parens, but stores
	parens and blank in string (this was inconsistently implemented).
	* errout.ads
	(Set_Error_Msg_Lang): Takes arg with no parens, but stores parens and
	blank in string (this was inconsistently implemented).
	* gnat1drv.adb
	(Set_Global_Switches): Set formal mode switches appropriately
	* opt.ads, opt.adb: Formal mode is now global switches, more consistent
	* par-prag.adb
	(Analyze_Pragma, case SPARK_95): Set opt switches appropriately and
	call Set_Error_Msg_Lang to set "spark" as language name.
	* par.adb: Remove unnecessary call to set formal language for errout
	* sem_prag.adb (P_Pragma, case SPARK_95): Set opt switches
	appropriately and call Set_Error_Msg_Lang to set "spark" as language
	name.
	* sem_ch4.adb (Analyze_Concatenation_Operand): remove procedure and
	calls to it, moved after resolution so that types are known
	* sem_res.adb (Resolve_Op_Concat): issue an error in formal mode if
	result of concatenation is not of type String
	(Resolve_Op_Concat_Arg): issue an error in formal mode if an operand of
	concatenation is not properly restricted
	* gnat_rm.texi: Add doc on pragma Spark_95.
	* gcc-interface/Makefile.in: Remove obsolete target pairs for
	Interfaces.C.* on VMS. Remove s-parame-vms-restrict.ads.
	* gcc-interface/Make-lang.in: Update dependencies.

From-SVN: r177061

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* sem_disp.adb (Override_Dispatching_Operation): Enforce strictness of
	condition that detects if the overridden operation must replace an
	existing entity.

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* exp_ch4.adb (Expand_N_Case_Expression): Propagate to the expanded
	code declarations inserted by Insert_Actions in each alternative of the
	N_Case_Expression node.

2011-08-01  Robert Dewar  <dewar@adacore.com>

	* sem_ch6.adb: Minor code reorganization.
	* sem_util.adb: Minor reformatting.

From-SVN: r177059

2011-08-01  Pascal Obry  <obry@adacore.com>

	* prj-env.adb: Remove <prefix>/lib/gpr/<target> project search path.
	* gnat_ugn.texi: Add documentation for VERSIONINFO Windows resource.

From-SVN: r177058

2011-08-01  Yannick Moy  <moy@adacore.com>

	* par-ch4.adb (P_Name): issue a syntax error in SPARK mode on character
	literal or operator symbol which is prefixed
	* sem_attr.adb (Analyze_Access_Attribute): issue an error in formal
	mode on access attributes.
	* sem_ch4.adb (Analyze_Concatenation_Operand): new procedure to check
	that concatenation operands are properly restricted in formal mode
	(Analyze_Concatenation, Analyze_Concatenation_Rest): call new procedure
	Analyze_Concatenation_Operand. Issue an error in formal mode if the
	result of the concatenation has a type different from String.
	(Analyze_Conditional_Expression, Analyze_Explicit_Dereference,
	Analyze_Quantified_Expression, Analyze_Slice,
	Analyze_Null): issue an error in formal mode on unsupported constructs
	* sem_ch5.adb
	(Analyze_Block_Statement): only issue error on source block statement
	* sem_util.ads, sem_util.adb (Last_Source_Node_In_Sequence): new
	function which returns the last node in a list of nodes for which
	Comes_From_Source returns True, if any
	* sem_ch6.adb (Check_Missing_Return): minor refactoring to use
	Last_Source_Node_In_Sequence
	* sem_ch8.adb (Analyze_Exception_Renaming, Analyze_Generic_Renaming,
	Analyze_Object_Renaming, Analyze_Use_Package): issue an error in formal
	mode on unsupported constructs
	* sem_ch9.adb Do not return after issuing error in formal mode, as the
	rest of the actions may be needed later on since the error is marked as
	not serious.
	* sinfo.ads: Typos in comments.

2011-08-01  Pascal Obry  <obry@adacore.com>

	* projects.texi: Minor editing.

From-SVN: r177057

2011-08-01  Yannick Moy  <moy@adacore.com>

	* err_vars.ads (Error_Msg_Lang, Error_Msg_Langlen): new variables for
	insertion character ~~
	* errout.ads, errout.adb (Formal_Error_Msg_...): remove procedures
	(Set_Error_Msg_Lang): new procedure which fixes the language for use
	with insertion character ~~
	(Set_Msg_Text): treat insertion character ~~
	* par-ch4.adb, par-ch5.adb, par-endh.adb, sem_attr.adb, sem_ch11.adb,
	sem_ch3.adb, sem_ch5.adb, sem_ch9.adb, sem_util.adb: Replace calls to
	Formal_Error_Msg_... procedures by equivalent Error_Msg_...
	procedures. Favor calls to Error_Msg_F(E) over Error_Msg_N(E). Make
	errors related to the formal language restriction not serious
	(insertion character |).
	* par.adb (Par): set formal language for error messages if needed
	* sem_ch6.adb (Check_Missing_Return): take into account possible
	generated statements at the end of the function
	* snames.ads-tmpl (Name_SPARK_95, Pragma_SPARK_95): new variable and
	enumeration value to define a new pragma SPARK_95
	* opt.ads, opt.adb (SPARK_Version_Type, SPARK_Version_Default,
	SPARK_Version): new type and variables to store the SPARK version
	(none by default).
	(SPARK_Mode): return True when SPARK_Version is set
	* par-prag.adb: Correct indentation
	(Prag): take Pragma_SPARK_95 into account
	* sem_prag.adb (Set_Mechanism_Value, Sig_Flags): take Pragma_SPARK_95
	into account.

From-SVN: r177056

2011-08-01  Robert Dewar  <dewar@adacore.com>

	* sem_ch3.adb, sem_ch3.ads, sem_ch5.adb, prj-part.adb, par-ch4.adb,
	sem_util.adb, sem_ch4.adb, sem_ch6.adb, sem_ch6.ads, sem_ch8.adb,
	sem_ch8.ads, sem_ch13.ads, par-ch5.adb, prj-env.ads: Minor reformatting

From-SVN: r177055

2011-08-01  Pascal Obry  <obry@adacore.com>

	* prj-part.ads, prj-part.adb (Parse): Add Target_Name parameter. Pass
	Target_Name to Get_Path call.
	(Parse_Single_Project): Likewise.
	(Post_Parse_Context_Clause): Likewise.
	* prj-env.ads, prj-env.adb (Find_Project): Add Target_Name parameter.
	Call Initialise_Project_Path with the proper Target_Name.
	(Initialize_Project_Path): Add <gnat_root>/<target_name>/lib/gnat
	search path.
	(Get_Path): Add Target_Name parameter. Call Initialise_Project_Path
	with the proper Target_Name.
	* prj-conf.adb (Get_Or_Create_Configuration_File): Pass Target_Name to
	Part.Parse routine.
	(Parse_Project_And_Apply_Config): Likewise.
	* prj-makr.adb (Initialize): Pass empty Target_Name to Parse routine.
	This is fine as this part of the code is supporting only native
	compilation.
	* prj-pars.adb (Parse): Pass empty Target_Name to Parse routine. This
	is fine as this part of the code is supporting only native compilation.

From-SVN: r177054

2011-08-01  Yannick Moy  <moy@adacore.com>

	* sem_util.adb (Enter_Name): issue error in formal mode on declaration
	of homonym, unless the homonym is one of the cases allowed in SPARK
	* par-ch5.adb (Parse_Decls_Begin_End): issue error in SPARK mode for
	package declaration occurring after a body.

2011-08-01  Robert Dewar  <dewar@adacore.com>

	* checks.adb, exp_ch4.adb: Minor reformatting.

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* einfo.ads (Access_Disp_Table): Fix documentation.
	(Dispatch_Table_Wrappers): Fix documentation.

2011-08-01  Pascal Obry  <obry@adacore.com>

	* prj-env.adb, prj-env.ads: Minor reformatting.

From-SVN: r177053

2011-08-01  Yannick Moy  <moy@adacore.com>

	* sem_util.ads, sem_util.adb, par.adb, par_util.adb
	(Formal_Error_Msg, Formal_Error_Msg_N, Formal_Error_Msg_SP): move
	procedures out of these packages.
	* errout.ads, errout.adb 
	(Formal_Error_Msg, Formal_Error_Msg_N, Formal_Error_Msg_SP): move
	procedures in of this package
	(Formal_Error_Msg_NE): new procedure for wrapper on Error_Msg_NE
	* par-ch5.adb (Parse_Decls_Begin_End): issue syntax error in SPARK mode
	on misplaced later vs initial declarations, like in Ada 83
	* sem_attr.adb (Processing for Analyze_Attribute): issue error in
	formal mode on attribute of private type whose full type declaration
	is not visible
	* sem_ch3.adb (Analyze_Declarations): issue error in formal mode on a
	package declaration inside a package specification
	(Analyze_Full_Type_Declaration): issue error in formal mode on
	controlled type or discriminant type
	* sem_ch6.adb (Analyze_Subprogram_Specification): only issue error on
	user-defined operator means that it should come from the source
	(New_Overloaded_Entity): issue error in formal mode on overloaded
	entity.
	* sem_ch6.ads, sem_ch13.ads: typos in comments.

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* atree.adb: Minor reformatting.
	* checks.adb: Minor reformatting.

From-SVN: r177052

2011-08-01  Vincent Celier  <celier@adacore.com>

	* s-parame-vms-ia64.ads: Fix typo in comment
	Minor reformatting
	* s-parame-vms-restrict.ads: Removed, unused.

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* exp_ch3.adb
	(Is_Variable_Size_Array): Remove local subprogram Is_Constant_Bound.
	* sem_ch3.adb
	(Constrain_Index): Remove side effects in the evaluation of the bounds.
	* sem_ch3.ads, sem_ch3.adb
	(Is_Constant_Bound): New extended version of the subprogram that was
	previously located inside function Exp_Ch3.Is_Variable_Size_Array.
	Moved here since it is shared by routines of sem_ch3 and exp_ch3.
	* sem_aux.ads (Constant_Value): Fix typo in comment.
	* checks.adb (Generate_Index_Checks): New implementation which, for
	array objects with constant bounds, generates the runtime check
	referencing the bounds of the array type. For other cases this routine
	provides its previous behavior obtaining such values from the array
	object.
	* sem_res.adb (Set_Slice_Subtype): Link a copied range subtree with its
	parent type.
	* atree.adb (New_Copy): Reset flag Is_Overloaded in the new copy since
	we cannot have semantic interpretations of the new node.

From-SVN: r177051

2011-08-01  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Fully_Conformant_Expressions): handle quantified
	expressions.

2011-08-01  Arnaud Charlet  <charlet@adacore.com>

	* sem_ch8.adb: Minor code editing.
	* s-vxwext.adb: Remove trailing space.
	* freeze.adb, freeze.ads, errout.ads, erroutc.adb: Fix GPLv3 header for
	consistency with other files.

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* s-auxdec.ads, s-auxdec-vms_64.ads: Minor reformatting.

2011-08-01  Ed Schonberg  <schonberg@adacore.com>

	* par-ch10.adb: reject parameterized expressions as compilation unit.
	* sem_ch4.adb: handle properly conditional expression with overloaded
	then_clause and no else_clause.

2011-08-01  Tristan Gingold  <gingold@adacore.com>

	* s-parame-vms-alpha.ads, s-parame-vms-ia64.ads: Redeclare C_Address
	like done by System.Aux_DEC.
	* env.c (__gnat_setenv) [VMS]: Put logicals into LNM$PROCESS table.

From-SVN: r177050

	
	* config/avr/avr.h (mcu_type_s): Add errata_skip field.
	* config/avr/avr-devices.c (avr_mcu_types): Use it.
	* config/avr/avr-mcus.def (AVR_MCU): Use it.
	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
	define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
	* config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
	Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
	to detect if XJMP must not be skipped.

From-SVN: r177049

par-endh.adb (Check_End): issue a syntax error in SPARK mode for missing label at end of declaration...

2011-08-01  Yannick Moy  <moy@adacore.com>

	* par-endh.adb (Check_End): issue a syntax error in SPARK mode for
	missing label at end of declaration (subprogram or package)
	* par-ch4.adb (P_Name): issue a syntax error in SPARK mode for mixing
	of positional and named parameter association
	* par.adb, par-util.adb (Formal_Error_Msg_SP): new wrapper on
	Error_Msg_SP which adds a prefix to the error message giving the name
	of the formal language analyzed
	* sem_ch6.adb (Analyze_Return_Type): issue an error in formal mode for
	access result type in subprogram, unconstrained array as result type,.
	(Analyze_Subprogram_Declaration): issue an error in formal mode for null
	procedure
	* sem_ch8.adb: Code clean up.

From-SVN: r177048

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* sem_ch7.adb (Uninstall_Declarations): Remove useless code.
	* einfo.ads (Access_Disp_Table): Fix documentation.
	(Dispatch_Table_Wrappers): Fix documentation.
	* einfo.adb (Access_Disp_Table, Dispatch_Table_Wrappers,
	Set_Access_Disp_Table, Set_Dispatch_Table_Wrappers): Fix the assertions
	to enforce the documentation of this attribute.
	(Set_Is_Interface): Cleanup the assertion.
	* exp_ch4.adb (Expand_Allocator_Expression, Tagged_Membership): Locate
	the Underlying_Type entity before reading attribute Access_Disp_Table.
	* exp_disp.adb (Expand_Dispatching_Call, Expand_Interface_Conversion):
	Locate the Underlying_Type before reading attribute Access_Disp_Table.
	* exp_aggr.adb (Build_Array_Aggr_Code, Build_Record_Aggr_Code): Locate
	the Underlying_Type entity before reading attribute Access_Disp_Table.
	* exp_ch3.adb (Build_Record_Init_Proc, Expand_N_Object_Declaration):
	Locate the Underlying_Type entity before reading attribute
	Access_Disp_Table.

2011-08-01  Ed Schonberg  <schonberg@adacore.com>

	* s-poosiz.ads: Additional overriding indicators.

2011-08-01  Yannick Moy  <moy@adacore.com>

	* sem_ch5.adb (Analyze_Exit_Statement): add return after error in
	formal mode.
	(Analyze_Iteration_Scheme): issue error in formal mode when loop
	parameter specification does not include a subtype mark.
	* sem_ch6.adb (Analyze_Abstract_Subprogram_Declaration): issue error in
	formal mode on abstract subprogram.
	(Analyze_Subprogram_Specification): issue error in formal mode on
	user-defined operator.
	(Process_Formals): issue error in formal mode on access parameter and
	default expression.
	* sem_ch9.adb (Analyze_Abort_Statement,
	Analyze_Accept_Statement, Analyze_Asynchronous_Select,
	Analyze_Conditional_Entry_Call, Analyze_Delay_Relative,
	Analyze_Delay_Until, Analyze_Entry_Call_Alternative,
	Analyze_Requeue, Analyze_Selective_Accept,
	Analyze_Timed_Entry_Call): issue error in formal mode on such constructs
	* sem_ch11.adb (Analyze_Raise_Statement, Analyze_Raise_xxx_Error):
	issue error in formal mode on user-defined raise statement.

From-SVN: r177047

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* sem_ch6.adb (Enter_Overloaded_Entity): Do not warn about a
	declaration being hidden when overriding an implicit inherited
	subprogram.
	* par-ch10.adb (P_Compilation_Unit): In syntax check only mode
	(-gnats), do not complain about a source file that contains only a
	pragma No_Body.

2011-08-01  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch5.adb (Analyze_Iterator_Scheme): Do not overwrite type of loop
	variable if already set.

From-SVN: r177046

From-SVN: r177045

From-SVN: r177044

From-SVN: r177043

From-SVN: r177042

linux-unwind.h (frob_update_context <__powerpc64__>): Restore for indirect call bcrtl from correct stack slot...

libgcc/
	* config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
	Restore for indirect call bcrtl from correct stack slot, and only
	if cfa+40 isn't valid.
gcc/
	* config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p): Delete.
	* config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
	(rs6000_emit_prologue): Don't prematurely return when
	TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
	save_toc_in_prologue case.
	(rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
	calls_alloca.

From-SVN: r177041

2011-08-01  Arnaud Charlet  <charlet@adacore.com>

	* g-socket-dummy.adb, s-osinte-linux.ads, g-socket-dummy.ads,
	g-debuti.adb, g-tasloc.adb, g-debuti.ads, g-tasloc.ads,
	s-osinte-hpux.ads, g-sercom.adb, g-soliop-solaris.ads, g-sercom.ads,
	g-sptain.ads, g-curexc.ads, s-tasloc.adb, s-tasloc.ads, s-tataat.adb,
	g-ctrl_c.adb, a-reatim.adb, s-tataat.ads, g-dirope.adb, g-ctrl_c.ads,
	g-dirope.ads, g-boubuf.adb, g-calend.adb, g-boubuf.ads, g-souinf.ads,
	g-table.adb, g-bytswa-x86.adb, g-wispch.adb, g-io.adb, g-table.ads,
	g-wispch.ads, g-io.ads, g-memdum.adb, g-memdum.ads, g-busorg.adb,
	g-busorg.ads, g-regpat.adb, g-sothco-dummy.adb, g-encstr.adb,
	g-regpat.ads, g-sothco-dummy.ads, s-osinte-aix.ads, g-encstr.ads,
	g-sercom-mingw.adb, s-mastop-vms.adb, g-diopit.adb, g-diopit.ads,
	s-vxwext.adb, g-dyntab.adb, g-dyntab.ads, g-crc32.adb,
	g-sercom-linux.adb, g-crc32.ads, s-regpat.adb, g-flocon.ads,
	s-regpat.ads, g-stheme.adb, g-sestin.ads, s-taspri-posix-noaltstack.ads,
	g-soliop.ads, s-inmaop-posix.adb, g-locfil.ads, g-enblsp-vms-alpha.adb,
	g-socthi-dummy.adb, g-socthi-dummy.ads, gnat.ads, g-moreex.adb,
	g-moreex.ads, g-dynhta.adb, g-dynhta.ads, g-deutst.ads, g-htable.adb,
	g-cgicoo.adb, g-htable.ads, g-cgicoo.ads, a-interr.adb,
	g-socthi-vms.adb, g-socthi-vms.ads, g-hesora.adb, g-bubsor.adb,
	g-hesora.ads, g-bubsor.ads, g-md5.adb, g-md5.ads, s-intman-irix.adb,
	s-htable.adb, s-osinte-vms.adb, s-htable.ads, s-osinte-vms.ads,
	s-taprob.adb, g-bytswa.adb, g-bytswa.ads, s-osinte-solaris-posix.ads,
	a-suenco.adb, g-comver.adb, g-comver.ads, g-exctra.adb,
	s-osinte-solaris.adb, g-exctra.ads, s-osinte-irix.ads,
	s-osinte-solaris.ads, a-caldel-vms.adb, g-socthi-vxworks.adb,
	g-expect.adb, g-socthi-vxworks.ads, g-expect.ads, g-comlin.ads,
	g-heasor.adb, g-heasor.ads, g-traceb.adb, g-traceb.ads, g-decstr.adb,
	g-spipat.adb, g-decstr.ads, g-spipat.ads, s-mastop-tru64.adb,
	g-except.ads, g-thread.adb, g-hesorg.adb, g-thread.ads, g-hesorg.ads,
	g-expect-vms.adb, a-stuten.ads, g-spchge.adb, g-spchge.ads,
	g-u3spch.adb, g-u3spch.ads, g-spitbo.adb, g-spitbo.ads,
	s-osinte-dummy.ads, s-osinte-posix.adb, g-pehage.adb, g-pehage.ads,
	s-gloloc-mingw.adb, g-sha1.ads, s-traceb-hpux.adb,
	g-trasym-unimplemented.adb, g-trasym-unimplemented.ads, g-io_aux.adb,
	g-regexp.adb, g-io_aux.ads, g-socthi-mingw.adb, g-regexp.ads,
	s-osinte-hpux-dce.adb, g-socthi-mingw.ads, g-cgi.adb,
	s-osinte-hpux-dce.ads, g-cgi.ads, g-byorma.adb, g-boumai.ads,
	g-byorma.ads, a-caldel.adb, s-regexp.adb, s-regexp.ads,
	g-soliop-mingw.ads, g-sptavs.ads, s-osinte-tru64.ads, g-speche.adb,
	g-speche.ads, g-socthi.adb, g-stsifd-sockets.adb, g-socthi.ads,
	s-osinte-darwin.ads, i-vxwork-x86.ads, g-awk.adb, i-vxwork.ads,
	g-awk.ads, g-zspche.adb, g-zspche.ads, g-socket.adb, g-sptabo.ads,
	g-socket.ads, g-semaph.adb, g-semaph.ads, s-taspri-posix.ads,
	g-enblsp-vms-ia64.adb, g-cgideb.adb, g-cgideb.ads, g-sothco.adb,
	s-osinte-freebsd.ads, g-sothco.ads, g-catiio.adb, g-casuti.adb,
	g-catiio.ads, g-casuti.ads, g-trasym.adb, g-trasym.ads, s-casuti.adb,
	g-os_lib.adb, s-traceb-mastop.adb, g-busora.adb, s-interr-dummy.adb,
	g-busora.ads, g-enutst.ads, s-os_lib.adb, a-tasatt.adb,
	s-osinte-mingw.ads: Update to GPLv3 run-time license.
	Use GNAT instead of GNARL.

2011-08-01  Bob Duff  <duff@adacore.com>

	* a-cdlili.ads, a-cihama.ads, a-coinve.ads, a-ciorse.ads, a-coorma.ads,
	a-cidlli.ads, a-ciormu.ads, a-cihase.ads, a-cohama.ads, a-coorse.ads,
	a-ciorma.ads, a-coormu.ads, a-convec.ads, a-cohase.ads: Minor
	reformatting.

2011-08-01  Yannick Moy  <moy@adacore.com>

	* debug.adb (d.D) reverve flag for the SPARK mode
	(d.E) reverve flag for SPARK generation mode
	(d.F) reverve flag for Why generation mode
	* opt.ads, opt.adb (ALFA_Mode, ALFA_Through_SPARK_Mode, 
	ALFA_Through_Why_Mode, Formal_Verification_Mode, SPARK_Mode):  New
	functions which return True when the corresponding modes are set
	(Formal_Language): return "spark" or "alfa" when in formal verification
	mode.
	* sem_util.ads, sem_util.adb (Formal_Error_Msg): new wrapper on
	Error_Msg to prefix the error message with a tag giving the formal
	language
	(Formal_Error_Msg_N): new wrapper on Error_Msg_N to prefix the error
	message with a tag giving the formal language
	* sem_ch5.adb (Analyze_Block_Statement): issue error in formal mode on
	block statement
	(Analyze_Case_Statement): issue error in formal mode on case statement
	with a single "others" case alternative
	(Analyze_Exit_Statement): issue errors in formal mode on exit
	statements which do not respect SPARK restrictions
	(Analyze_Goto_Statement): issue error in formal mode on goto statement
	(Check_Unreachable_Code): always issue an error (not a warning) in
	formal mode on unreachable code (concerns both code after an infinite
	loop and after an unconditional jump, both not allowed in SPARK)
	* sem_ch6.adb (Analyze_Return_Statement): add call to
	Set_Return_Present for a procedure containing a return statement
	(already done for functions in Analyze_Function_Return)
	(Analyze_Function_Return): issue error in formal mode on extended
	return or if return is not last statement in function
	(Check_Missing_Return): issue error in formal mode if function does
	not end with return or if procedure contains a return
	* sem_ch8.ads, sem_ch8.adb (Has_Loop_In_Inner_Open_Scopes): new
	function to detect if there is an inner scope of its parameter S which
	is a loop.

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* sem_ch6.ads: Minor reformatting.

From-SVN: r177040

	
	* config/avr/avr-devices.c: Delete SVN property svn:executable.
	* config/avr/predicates.md: Ditto.
	* config/avr/driver-avr.c: Ditto.
	* config/avr/genopt.sh: Set SVN property svn:executable to *.

From-SVN: r177039

2011-08-01  Javier Miranda  <miranda@adacore.com>

	* sem_util.adb (Abstract_Interface_List): Complete condition when
	processing private type declarations to avoid reading unavailable
	attribute.
	(Is_Synchronized_Tagged_Type): Complete condition when processing
	private extension declaration nodes to avoid reading unavailable
	attribute.

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* sem_ch3.adb: Minor reformatting.

2011-08-01  Thomas Quinot  <quinot@adacore.com>

	* s-parame-ae653.ads, s-parame-vms-alpha.ads, s-parame-hpux.ads,
	i-cpoint.adb, i-cstrin.adb, i-cpoint.ads, i-cstrin.ads,
	s-parame-vms-ia64.ads, s-parame.ads, i-c.ads, s-parame-vxworks.ads,
	s-parame-vms-restrict.ads: Remove duplicated Interfaces.C.* packages
	for VMS, instead parametrize the common implementation with
	System.Parameters declarations.

From-SVN: r177038