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Diffstat (limited to 'gcc/ada/ChangeLog')
| -rw-r--r-- | gcc/ada/ChangeLog | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog index e2dc48f59b0..daf1367a866 100644 --- a/gcc/ada/ChangeLog +++ b/gcc/ada/ChangeLog @@ -1,3 +1,285 @@ +2004-08-09 Thomas Quinot <quinot@act-europe.fr> + + * g-socket.adb (Abort_Selector): Initialize Buf to prevent valgrind + from complaining on potential uninitialized reference. + Change calls to GNAT.Sockets.Thin.Is_Socket_In_Set to account for + new specification and test explicitly for non-zero return value. + + * g-socthi.ads (Is_Socket_In_Set): Declare imported function as + returning C.int, to avoid using a derived boolean type. + + * exp_ch5.adb (Make_Tag_Ctrl_Assignments): Use + Duplicate_Subexpr_No_Checks in preference to direct use of + Remove_Side_Effects and New_Copy_Tree. + Clear Comes_From_Source on prefix of 'Size attribute reference. + + * g-socthi.adb, g-socthi-vms.adb, g-socthi-mingw.adb, + g-socthi-vxworks.adb: Change calls to + GNAT.Sockets.Thin.Is_Socket_In_Set to account for new specification + and test explicitly for non-zero return value. + + * g-socthi-vms.ads, g-socthi-mingw.ads, g-socthi-vxworks.ads: + (Is_Socket_In_Set): Declare imported function as returning C.int, to + avoid using a derived boolean type. + +2004-08-09 Albert Lee <lee@gnat.com> + + * system-irix-n32.ads: Refine tasking priority constants for IRIX. + +2004-08-09 Pascal Obry <obry@gnat.com> + + * gnat_ugn.texi: Document new way to build DLLs on Windows using + GCC's -shared option. + + * mlib-tgt-mingw.adb (Build_Dynamic_Library): Pass GCC's options into + Options_2 parameter (options put after object files). + +2004-08-09 Olivier Hainque <hainque@act-europe.fr> + + * decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Adjust condition to + ignore overflows on low and high bounds of an index to also account for + differences in signedness between sizetype and gnu_index_subtype. + These are as legitimate as the ones caused by a lower TYPE_PRECISION + on sizetype. + +2004-08-09 Robert Dewar <dewar@gnat.com> + + * s-solita.ads, s-solita.adb: Minor reformatting + + * gnat_rm.texi: Add documentation for pragma Profile (Restricted) + Move pragma Restricted_Run_Time, No_Run_Time, Ravenscar to new + obsolescent section + Add note that No_Implicit_Conditionals does not suppress + run time constraint checks. + + * vms_conv.ads: Minor reformatting + + * s-secsta.adb: Use SS_Ptr instead of Mark_Id as stack pointer (cleanup + and necessary for following change). + (Mark): Return new format Mark_Id containing sec stack address + (Release): Use sec stack address from Mark_Id avoiding Self call + + * s-secsta.ads: Define SS_Ptr to be used instead of Mark_Id as stack + pointer (cleanup and necessary for following change). + Define Mark_Id as record containing address of secondary stack, that way + Release does not need to find the stack again, decreasing the number of + calls to Self and improving efficiency. + + * sem_util.ads: Add a ??? comment for Is_Local_Variable_Reference + + * sem_ch5.adb (Analyze_Case_Statement): Add circuitry to track value of + case variable into the individual case branches when possible. + + * sem_ch11.adb: Minor reformatting + + * prj.ads: Correct spelling of suffixs + + * prj-nmsc.adb: Minor reformatting + Correct spelling suffixs throughout (also in identifiers) + + * freeze.adb: Minor spelling correction + + * exp_ch2.adb: Cleanups to handling of Current_Value + (no functional effect). + + * bld.adb: Correct spelling of suffixs + + * einfo.adb (Enclosing_Dynamic_Scope): Defend against junk argument + +2004-08-09 Ed Schonberg <schonberg@gnat.com> + + PR ada/15408 + + * sem_ch7.adb (Install_Private_Declarations): In the body of the + package or of a child, private entities are both immediately_visible + and not hidden. + +2004-08-09 Ed Schonberg <schonberg@gnat.com> + + * sem_eval.adb (Eval_Integer_Literal): If the context is Any_Integer, + there are no range checks on the value of the literal. + + * exp_ch7.adb (Insert_Actions_In_Scope_Around): If the node being + wrapped is the triggering alternative of an asynchronous select, action + statements mustbe inserted before the select itself. + + * sem_attr.adb (Analyze_Attribute, case 'Size): Handle properly the + case where the prefix is a protected function call. + (Resolve_Attribute, case 'Access): The attribute reference on a + subprogram is legal in a generic body if the subprogram is declared + elsewhere. + +2004-08-09 Vincent Celier <celier@gnat.com> + + * makegpr.adb (Build_Library): Link with g++ if C++ is one of the + languages, otherwise building the library may fail with unresolved + symbols. + (Compile_Sources): Do not build libraries if -c switch is used + + * gnatlink.adb (Process_Args): New switches -M and -Mmap + (Write_Usage): If map file creation is supported, output new switches + -M and -Mmap. + (Gnatlink): When -M is specified, add the necessary switch(es) to the + gcc call, when supported. + + * Makefile.in: Added indepsw.o to the object list for gnatlink + Specified the AIX, GNU/Linux and Windows versions of indepsw.adb + + * indepsw-aix.adb, indepsw-linux.adb, indepsw-mingw.adb, + indepsw.adb, indepsw.ads: New files. + +2004-08-09 Bernard Banner <banner@gnat.com> + + * system-vxworks-x86.ads, s-vxwork-x86.ads: New files. + + * Makefile.in: add section for vxworks x86 + +2004-08-09 Hristian Kirtchev <kirtchev@gnat.com> + + * exp_ch3.adb (Build_Init_Statements): Add extra condition to deal with + per-object constrained components where the discriminant is of an + Access type. + (Build_Record_Init_Proc): Add condition to prevent the inheritance of + the parent initialization procedure for derived Unchecked_Unions. + Instead, derived Unchecked_Unions build their own initialization + procedure. + (Build_Variant_Record_Equality): Implement Unchecked_Union equality. + Check the body of the subprogram for details. + (Freeze_Record_Type): Prevent the inheritance of discriminant checking + functions for derived Unchecked_Union types by introducing a condition. + Allow the creation of TSS equality functions for Unchecked_Unions. + (Make_Eq_Case): Rename formal parameter Node to E in function signature. + Add formal parameter Discr to function signature. Discr is used to + control the generated case statement for Unchecked_Union types. + (Make_Eq_If): Rename formal parameter Node to E in function signature. + + * exp_ch4.adb (Build_Equality_Call): Implement equality calls for + Unchecked_Unions. + Check the body of the subprogram for details. + (Expand_Composite_Equality): Augment composite type equality to include + correct handling of Unchecked_Union components. + (Expand_N_In): Add condition to detect illegal membership tests when the + subtype mark is a constrained Unchecked_Union and the expression lacks + inferable discriminants, and build a Raise_Program_Error node. + (Expand_N_Op_Eq): Add function Has_Unconstrained_UU_Component. Used + to detect types that contain components of unconstrained Unchecked_Union + subtype. Add condition to detect equality between types that have an + unconstrained Unchecked_Union component, and build a Raise_Program_Error + node. Add condition to detect equality between Unchecked_Union types + that lack inferable discriminants, and build a Raise_Program_Error node. + Otherwise build a TSS equality function call. + (Expand_N_Type_Conversion): Add condition to detect illegal conversions + from a derived Unchecked_Union to an unconstrained non-Unchecked_Union + with the operand lacking inferable discriminants, and build a Raise_ + Program_Error node. + (Expand_Record_Equality): Remove guard that prevents Unchecked_Union + composite equality. + (Has_Inferable_Discriminants): Implement new predicate for objects and + expressions of Unchecked_Union type. Check the body of subprogram for + details. + (Has_Unconstrained_UU_Components): Add function + Component_Is_Unconstrained_UU. It is used to detect whether a single + component is of an unconstrained Unchecked_Union subtype. Add function + Variant_Is_Unconstrained_UU. It is used to detect whether a single + component inside a variant is of an unconstrained Unchecked_Union type. + + * exp_ch5.adb (Expand_Assign_Record): Add condition to copy the + inferred discriminant values. Add condition to generate a case + statement with an inferred discriminant as the switch. + (Make_Component_List_Assign): Introduce a Boolean flag that determines + the behaviour of the subprogram in the presence of an Unchecked_Union. + Add condition to trigger the usage of the inferred discriminant value + as the generated case statement switch. + (Make_Field_Assign): Introduce a Boolean flag that determines the + behaviour of the subprogram in the presence of an Unchecked_Union. Add + condition to trigger the usage of the inferred discriminant value as + the right-hand side of the generated assignment. + + * exp_ch6.adb (Expand_Call): Add condition to skip extra actual + parameter generation when dealing with Unchecked_Unions. + + * checks.adb (Apply_Discriminant_Check): Do not apply discriminant + checks for Unchecked_Unions. + + * einfo.ads: Update comment on usage of flag Has_Per_Object_Constraint + + * exp_attr.adb (Expand_N_Attribute_Reference): Produce + Raise_Program_Error nodes for the execution of Read and Write + attributes of Unchecked_Union types and the execution of Input and + Output attributes of Unchecked_Union types that lack default + discriminant values. + + * sem_prag.adb (Analyze_Pragma): Remodel the analysis of pragma + Unchecked_Union. Add procedure Check_Component. It is used to inspect + per-object constrained components of Unchecked_Unions for being + Unchecked_Unions themselves. Add procedure Check_Variant. It is used to + check individual components withing a variant. + + * sem_res.adb (Resolve_Comparison_Op): Remove guard that prevents + comparison of Unchecked_Unions. + (Resolve_Equality_OP): Remove guard that prevents equality between + Unchecked_Unions. + + * sem_util.adb (Build_Component_Subtype): Add guard to prevent creation + of component subtypes for Unchecked_Union components. + (Get_Actual_Subtype): Add condition that returs the Unchecked_Union type + since it is the actual subtype. + + * sem_ch12.adb (Instantiate_Type): Add condition to detect the correct + pass of Unchecked_Union subtypes as generic actuals to formal types + that lack known_discriminant_parts or that are derived Unchecked_Union + types, and do nothing. In any other case, produce an error message. + + * sem_ch3.adb (Analyze_Component_Declaration): Add function + Contains_POC. It determines whether a constraint uses the discriminant + of an enclosing record type. + Add condition to detect per-object constrained component and set the + appropriate flag. + (Derived_Type_Declaration): Remove guard that prevents derivation from + Unchecked_Union types. + (Process_Subtype): Remove quard that prevents the creation of Unchecked_ + Union subtypes. + + * sem_ch4.adb (Analyze_Selected_Component): Correct the detection of + references to Unchecked_Union discriminants. + + * sem_ch6.adb (Create_Extra_Formals): Add condition to skip extra + formal generation when dealing with Unchecked_Unions. + (Set_Actual_Subtypes): Add condition to prevent generation of actual + subtypes for Unchecked_Unions. + + * sem_ch7.adb (Analyze_Package_Specification): Add procedure + Inspect_Unchecked_Union_Completion. It is used to detect incorrect + completions of discriminated partial views by Unchecked_Unions and + produce an error message. + +2004-08-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * trans.c (struct stmt_group): New field, GLOBAL. + (global_stmt_group, gnu_elab_proc_decl, build_unit_elab): Deleted. + (struct elab_info): New struct. + (elab_info_list, gnu_elab_proc_stack): New variables. + (Compilation_Unit_to_gnu): New procedure. + (gigi): Call it and also handle elaboration procs we've saved. + (gnat_init_stmt_group): Don't set global_stmt_group; instead initialize + global field from parent. + (gnat_to_gnu): Get decl from gnu_elab_proc_stack. + (gnat_to_gnu, case N_Compilation_Unit): Call Compilation_Unit_to_gnu. + (start_stmt_group): Initialize global field from parent. + (add_decl_expr): Set to global for current statement group. + (gnat_gimplify_expr, case NULL_EXPR): Add operand 0 to pre list, not + post. + + * utils.c (global_bindings_p): True when no current_function_decl; no + longer check current_binding_level. + +2004-08-09 Ben Brosgol <brosgol@gnat.com> + + * xgnatugn.adb: Added logic to deal with @ifset/@ifclear for edition + choice. + + * gnat_rm.texi, gnat_ugn.texi: Added edition conditionalization logic. + 2004-08-06 Andreas Schwab <schwab@suse.de> * utils.c (gnat_define_builtin): Remove second parameter of |