2009-06-21 Thomas Quinot <quinot@adacore.com>
* exp_ch3.adb, exp_prag.adb, exp_util.adb, exp_util.ads, freeze.adb,
sem_ch13.adb, sem_elab.adb (Exp_Prag.Expand_Pragma_Import_Or_Interface):
Factor out code to new subprogram...
(Exp_Util.Find_Init_Call): New shared routine to find the init proc call
for a default initialized variable.
(Freeze.Check_Address_Clause): Do not reset Has_Delayed_Freeze on an
entity that has an associated freeze node.
(Sem_Ch13.Analyze_Attribute_Definition_Clause, case Address):
If there is an init call for the object, defer it to the object freeze
point.
(Check_Elab_Call.Find_Init_Call): Rename to Check_Init_Call, to avoid
name clash with new subprogram introduced in Exp_Util.
2009-06-21 Robert Dewar <dewar@adacore.com>
* einfo.ads: Minor reformatting
From-SVN: r148764
2009-06-21 Ed Falis <falis@adacore.com>
* env.c (__gnat_environ): return NULL for vThreads - unimplemented
2009-06-21 Eric Botcazou <ebotcazou@adacore.com>
* einfo.ads: Update comments.
2009-06-21 Hristian Kirtchev <kirtchev@adacore.com>
* sem_disp.adb (Check_Direct_Call): New routine. Dispatching calls
where the controlling formal is of private class-wide type whose
completion is a synchronized type can be converted into direct calls.
2009-06-21 Vincent Celier <celier@adacore.com>
* gnatcmd.adb (Check_Files): When all sources of the project are to be
indicated to gnatcheck, gnatpp or gnatmetric, always specify the list
of sources using -files=, so that the distinction can be made by the
tool of a call with no source (to display the usage) from a call with
a project file that contains no source.
2009-06-21 Jerome Lambourg <lambourg@adacore.com>
* exp_ch3.adb (Build_Array_Init_Proc): Do not build the init proc in
case of VM convention arrays.
From-SVN: r148763
2009-06-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/38729
* tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
to loops with a single exit if -fno-expensive-optimizations.
From-SVN: r148761
* var-tracking.c (struct shared_hash_def, shared_hash): New types.
(dataflow_set): Change vars type from htab_t to shared_hash.
(shared_hash_pool, empty_shared_hash): New variables.
(vars_clear): Removed.
(shared_hash_shared, shared_hash_htab, shared_hash_copy,
shared_hash_find_slot_unshare, shared_hash_find_slot,
shared_hash_find_slot_noinsert, shared_hash_find): New
static inlines.
(shared_hash_unshare, shared_hash_destroy): New functions.
(unshare_variable): Unshare set->vars if shared, use
shared_hash_htab.
(vars_copy): Use htab_traverse_noresize instead of htab_traverse.
(get_init_value, find_src_set_src, dump_dataflow_set,
clobber_variable_part, emit_notes_for_differences): Use
shared_hash_htab.
(dataflow_set_init): Remove second argument, set vars to
empty_shared_hash instead of creating a new htab.
(dataflow_set_clear): Call shared_hash_destroy and set vars
to empty_shared_hash instead of calling vars_clear.
(dataflow_set_copy): Don't call vars_copy, instead just share
the src htab with dst.
(variable_union): Use shared_hash_*, use initially NO_INSERT
lookup if set->vars is shared. Don't keep slot cleared before
calling unshare_variable. Unshare set->vars if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified.
(variable_canonicalize): New function.
(dataflow_set_union): If dst->vars is empty, just share src->vars
with dst->vars and traverse with variable_canonicalize to canonicalize
and unshare what is needed.
(dataflow_set_different): If old_set and new_set use the same shared
htab, they aren't different. If number of htab elements is different,
htabs are different. Use shared_hash_*.
(dataflow_set_destroy): Call shared_hash_destroy instead of
htab_delete.
(compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
second argument to dataflow_set_init.
(vt_initialize): Likewise. Initialize shared_hash_pool and
empty_shared_hash, move bb in/out initialization afterwards.
Use variable_htab_free instead of NULL as changed_variables del hook.
(variable_was_changed): Change type of second argument to pointer to
dataflow_set. When inserting var into changed_variables, bump
refcount. Unshare set->vars if set is shared htab and slot needs to
be cleared.
(set_variable_part): Use shared_hash_*, use initially NO_INSERT
lookup if set->vars is shared. Unshare set->vars if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified. Adjust variable_was_changed caller.
(delete_variable_part): Use shared_hash_*. Even ->refcount == 1
vars must be unshared if set->vars is shared and var needs to be
modified. Adjust variable_was_changed caller.
(emit_note_insn_var_location): Don't pool_free var.
(emit_notes_for_differences_1): Initialize empty_var->refcount to 0
instead of 1.
(vt_finalize): Call htab_delete on empty_shared_hash->htab and
free_alloc_pool on shared_hash_pool.
From-SVN: r148760
2009-06-20 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/40497
* include/bits/stl_iterator_base_funcs.h (next, prev): Fix the
signature per the current C++1x draft (N2857).
* testsuite/24_iterators/operations/40497.cc: Add.
From-SVN: r148751
2009-06-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (find_func_aliases): For memset use
a constraint from NULL if we memset to zero.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
we explicitly handle that do not read from memory.
(call_may_clobber_ref_p_1): Properly handle builtins that may
set errno.
From-SVN: r148747
2009-06-20 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Build_Record_Init_Proc): When copying initial
expressions (possibly from a parent type) indicate that the scope of
the new itypes is the initialization procedure being built.
2009-06-20 Robert Dewar <dewar@adacore.com>
* a-nudira.adb (Fits_In_32_Bits): New name (inverted sense) for
Needs_64, and now computed without anomolies for some dynamic types.
2009-06-20 Thomas Quinot <quinot@adacore.com>
* sem_prag.adb: Minor reformatting
* exp_disp.ads: Minor reformatting
From-SVN: r148745
2009-06-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Is_OK_For_Limited_Init): An unchecked conversion of a
function call is a legal expression to initialize a limited object.
* exp_ch3.adb: Rename various freeze operations that perform expansion
actions, to prevent confusion with subprograms in the freeze package.
From-SVN: r148744
2009-06-20 Ed Schonberg <schonberg@adacore.com>
* sem.adb (Walk_Library_Units): Check instantiations first.
* sem_ch6.adb (Analyze_Subprogram_Declaration): Mark a subprogram as a
private primitive if it is a function with a controlling result that is
a type extension with progenitors.
* exp_ch9.adb (Build_Wrapper_Spec, Build_Wrapper_Body): Handle properly
a primitive operation of a synchronized tagged type that has a
controlling result.
2009-06-20 Thomas Quinot <quinot@adacore.com>
* einfo.ads: Fix typo.
2009-06-20 Ed Falis <falis@adacore.com>
* s-vxwext.ads, s-vxwext-kernel.adb: Complete previous change.
From-SVN: r148743
2009-06-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40495
* tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
(new_scalar_tmp_constraint_exp): New function.
(process_constraint): Do not create temporary decls.
(process_all_all_constraints): Likewise.
(handle_const_call): Likewise.
(create_function_info_for): Do not set decl.
From-SVN: r148742
2009-06-19 Paul Thomas <pault@gcc.gnu.org>
PR fortran/40440
* trans-expr.c (gfc_conv_procedure_call): Do not deallocate
allocatable components if the argument is a pointer.
2009-06-19 Paul Thomas <pault@gcc.gnu.org>
PR fortran/40440
* gfortran.dg/alloc_comp_result_2.f90: New test.
From-SVN: r148731
* tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
<tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
Propagate the TREE_READONLY flag without overwriting it.
(substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
Propagate the TREE_READONLY flag onto the result.
(process_call_operands): Move around. Use correct constant value.
From-SVN: r148729
* gcc-interface/trans.c (emit_check): Do not wrap up the result
in a SAVE_EXPR.
(protect_multiple_eval): Always protect complex expressions.
From-SVN: r148723
* config/i386/i386.c (ix86_function_specific_save): Test that
fields match values, rather than testing the values are in a
certain range.
From-SVN: r148721
2009-06-19 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
ADDR_EXPR pointers.
(ptr_derefs_may_alias_p): Likewise.
(ptr_deref_may_alias_ref_p_1): New function.
(ptr_deref_may_alias_ref_p): Likewise.
(ref_maybe_used_by_call_p_1): Handle builtins that are not
covered by looking at the ESCAPED solution.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-structalias.c (get_constraint_for_ptr_offset):
Handle NULL_TREE offset. Do not produce redundant constraints.
(process_all_all_constraints): New helper function.
(do_structure_copy): Use it.
(handle_lhs_call): Likewise.
(find_func_aliases): Handle some builtins with pointer arguments
and/or return values explicitly.
* gcc.c-torture/execute/20090618-1.c: New testcase.
From-SVN: r148718
./: * dse.c (struct store_info): Rename bitmap field to bmap. Change
all uses.
* c-decl.c (in_struct, struct_types): Remove.
(struct c_binding): Add in_struct field.
(c_binding_ptr): Define type, along with VEC.
(struct c_struct_parse_info): Define.
(struct_parse_info): New static variable.
(bind): Initialize in_struct field.
(start_struct): Remove enclosing_in_struct and
enclosing_struct_types parameters. Add
enclosing_struct_parse_info parameter. Change all callers. Set
struct_parse_info rather than in_struct and struct_types.
(grokfield): If -Wc++-compat and there is a symbol binding for the
field name, set the in_struct flag and push it on the
struct_parse_info->fields vector.
(warn_cxx_compat_finish_struct): New static function.
(finish_struct): Remove enclosing_in_struct and
enclosing_struct_types parameters. Add
enclosing_struct_parse_info parameter. Change all callers. Don't
set C_TYPE_DEFINED_IN_STRUCT here. Call
warn_cxx_compat_finish_struct. Free struct_parse_info and set to
parameter. Only push on struct_types if warn_cxx_compat.
(finish_enum): Only push on struct_types if warn_cxx_compat.
(declspecs_add_type): Add loc parameter. Change all callers.
Change all error calls to error_at. Pass loc, not input_location,
to pedwarn calls. Warn if -Wc++-compat and a typedef name is
defined in a struct. If -Wc++-compat and parsing a struct, record
that a typedef name was used.
* c-parser.c (c_parser_declspecs): Get location to pass to
declspecs_add_type.
(c_parser_struct_or_union_specifier): Update calls to start_struct
and finish_struct.
* c-tree.h (struct c_struct_parse_info): Declare.
(finish_struct, start_struct): Update declarations.
(declspecs_add_type): Update declaration.
objc/:
* objc-act.c (objc_in_struct, objc_struct_types): Remove.
(objc_struct_info): New static variable.
(objc_start_struct): Pass &objc_struct_info, not &objc_in_struct
and &objc_struct_types, to start_struct.
(objc_finish_struct): Likewise for finish_struct.
objcp/:
* objcp-decl.h (start_struct): Remove in_struct and struct_types
parameters. Add struct_info parameter.
(finish_struct): Likewise.
testsuite/:
* gcc.dg/Wcxx-compat-15.c: New testcase.
From-SVN: r148709
./: * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
variable with an anonymous type.
fortran/:
* cpp.c (struct gfc_cpp_option_data): Give this struct, used for
the global variable gfc_cpp_option, a name.
testsuite/:
* gcc.dg/Wcxx-compat-16.c: New testcase.
From-SVN: r148708
2009-06-19 Emmanuel Briot <briot@adacore.com>
* prj-ext.adb, makeutl.adb, makeutl.ads (Executable_Prefix_Path): Now
make sure we always return a name ending with a path separator.
2009-06-19 Javier Miranda <miranda@adacore.com>
* sem_ch12.adb (Instantiate_Package_Body, Instantiate_Subprogram_Body):
Save and restore the visibility of the parent when installed.
2009-06-19 Jose Ruiz <ruiz@adacore.com>
* s-tposen.ads (Protection_Entry): Replace fields L, Ceiling, and Owner
by Common which contains all these fields.
* s-tposen.adb (Initialize_Protection_Entry, Lock_Entry,
Lock_Read_Only_Entry, Timed_Protected_Single_Entry_Call, Unlock_Entry):
Remove code duplication in this package by means of calling the
equivalent code in s-taprob.
2009-06-19 Robert Dewar <dewar@adacore.com>
* a-einuoc.ads: Minor reformatting
From-SVN: r148701
2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
* einfo.ads (Handling of Type'Size Values): Fix Object_Size values.
2009-06-19 Robert Dewar <dewar@adacore.com>
* a-nudira.adb (Need_64): Handle negative ranges and also dynamic
ranges
* checks.adb (Determine_Range): Move the test for generic types later.
* sem_eval.adb (Compile_Time_Compare): Improve circuitry to catch more
cases.
(Eval_Relational_Op): Fold more cases including string compares
* sem_util.ads, sem_util.adb (References_Generic_Formal_Type): New
function.
From-SVN: r148697
2009-06-19 Robert Dewar <dewar@adacore.com>
* sem_type.ads, sem_ch12.adb: Minor reformatting
* s-wchcnv.adb (UTF_32_To_Char_Sequence): Handle invalid data properly
2009-06-19 Ed Schonberg <schonberg@adacore.com>
* exp_ch9.adb (Build_Wrapper_Spec): Handle properly an overridden
primitive operation of a rivate extension whose controlling argument
is an out parameter.
* sem.adb (Walk_Library_Units): exclude generic package declarations
from check.
From-SVN: r148696
* sem.adb (Walk_Library_Items): Include bodies in the list of units to
traverse, to account for front-end inlining and instantiations in a
spec or in the main unit.
From-SVN: r148695
2009-06-19 Thomas Quinot <quinot@adacore.com>
* i-vxwoio.ads: Add comments
2009-06-19 Thomas Quinot <quinot@adacore.com>
* socket.c, g-socthi-vms.adb, g-socthi-vms.ads, g-socthi-vxworks.adb,
g-socthi-vxworks.ads, g-socthi-mingw.adb, g-socthi-mingw.ads,
g-socthi.adb, g-socthi.ads, g-socket.adb, g-sothco.ads
(GNAT.Sockets.Thin.C_Ioctl): Rename to Socket_Ioctl.
(GNAT.Sockets.Thin.Socket_Ioctl): Use new function
Thin_Common.Socket_Ioctl.
(GNAT.Sockets.Thin_Common.Socket_Ioctl): Binding to new C wrapper
__gnat_socket_ioctl.
(__gnat_socket_ioctl): Wrapper for ioctl(2) called with a single int*
argument after the file descriptor and request code.
2009-06-19 Robert Dewar <dewar@adacore.com>
* checks.adb: Minor reformatting
From-SVN: r148694
2009-06-19 Jose Ruiz <ruiz@adacore.com>
* env.c (__gnat_environ): RTX does not support this functionality.
2009-06-19 Sergey Rybin <rybin@adacore.com>
* gnat_ugn.texi, vms_data.ads: Fix VMS qualifiers.
2009-06-19 Ed Schonberg <schonberg@adacore.com>
* sem.adb (Walk_Library_Items): Include bodies in the list of units to
traverse, to account for front-end inlining and instantiations in a
spec or in the main unit.
2009-06-19 Robert Dewar <dewar@adacore.com>
* checks.adb (Determine_Range): Do not attempt to get range of generic
type.
From-SVN: r148693
2009-06-19 Sergey Rybin <rybin@adacore.com>
* gnat_ugn.texi, vms_data.ads: Add the documentation for the new
gnatmetric option for generating the schema file for gnatmetric XML
output. Add corresponding VMS qualifier.
From-SVN: r148692
2009-06-19 Robert Dewar <dewar@adacore.com>
* g-cgi.adb: Minor reformatting
2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
* s-intman-solaris.adb (Notify_Exception): Do not discriminate on the
signal code for SIGFPE and raise Program_Error for SIGILL.
* s-osinte-solaris.ads: Remove signal code constants for SIGFPE.
2009-06-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch8.adb (Nvis_Messages): Do not list an entity declared in a
generic package if there is a visibility candidate that is declared in
a regular package.
From-SVN: r148691
2009-06-19 Janus Weil <janus@gcc.gnu.org>
PR fortran/40450
* trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr
to a procedure pointer actual argument, if it is not itself a
dummy arg.
2009-06-19 Janus Weil <janus@gcc.gnu.org>
PR fortran/40450
* gfortran.dg/proc_ptr_20.f90: New.
From-SVN: r148690
Arnaud Charlet
Ira Rosen
Richard Guenther
Jakub Jelinek
Paolo Carlini
GCC Administrator
Tobias Burnus
Anthony Green
Robert Dewar
Ed Schonberg
Ian Lance Taylor
Paul Thomas
Eric Botcazou
Ramana Radhakrishnan
Ian Lance Taylor
Kaveh R. Ghazi
Uros Bizjak
Uros Bizjak
Ed Falis
Sergey Rybin
Janus Weil
Anatoly Sokolov