* sem_aggr.adb, par_sco.adb, exp_util.adb, sem.adb, sem_ch4.adb,
exp_aggr.adb: Minor reformatting.
* g-diopit.adb: minor grammar/punctuation fix in comment.
* g-byorma.ads: minor fix of unbalanced parens in comment.
* par.adb: Update the documentation of component Labl.
* par-ch6.adb (P_Return_Statement): Set the expected label of
an extended return statement to Error.
2017-01-23 Tristan Gingold <gingold@adacore.com>
* s-boustr.ads, s-boustr.adb (Is_Full): New function.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* expander.adb: Handle N_Delta_Aggregate.
2017-01-23 Javier Miranda <miranda@adacore.com>
* exp_ch6.adb (Expand_Call): Improve the code that
checks if some formal of the called subprogram is a class-wide
interface, to handle subtypes of class-wide interfaces.
2017-01-23 Javier Miranda <miranda@adacore.com>
* checks.adb (Apply_Parameter_Aliasing_Checks):
Remove side effects of the actuals before generating the overlap
check.
charlet [Mon, 23 Jan 2017 13:20:22 +0000 (13:20 +0000)]
2017-01-23 Justin Squirek <squirek@adacore.com>
* exp_strm.ads, exp_strm.ads
(Build_Record_Or_Elementary_Input_Function): Add an extra parameter so
as to avoid getting the underlying type by default.
* exp_attr.adb (Expand_N_Attribute_Reference): Remove use of
underlying type in the Iiput and output attribute cases when
building their respective functions.
2017-01-23 Gary Dismukes <dismukes@adacore.com>
* scng.adb: Minor reformatting of error message.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Analyze_Expression_Function): Do not attempt
to freeze the return type of an expression funxtion that is a
completion, if the type is a limited view and the non-limited
view is available.
jamborm [Mon, 23 Jan 2017 13:05:00 +0000 (13:05 +0000)]
Fix compute_complex_assign_jump_func
2017-01-23 Martin Jambor <mjambor@suse.cz>
* ipa-prop.c (load_from_param_1): Removed.
(load_from_unmodified_param): Bits from load_from_param_1 put back
here.
(load_from_param): Removed.
(compute_complex_assign_jump_func): Removed stmt2 and just replaced it
with stmt. Reverted back to use of load_from_unmodified_param.
jamborm [Mon, 23 Jan 2017 13:01:31 +0000 (13:01 +0000)]
[PR 79108] Put ipa_node_params to GC memory
2017-01-23 Martin Jambor <mjambor@suse.cz>
PR ipa/79108
* ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
(ipa_node_params): Annotate with GTY((for_user)). Make descriptors
field a pointer to garbage collected vector, mark lattices and
ipcp_orig_node with GTY((skip)).
(ipa_get_param_count): Adjust to descriptors being a pointer.
(ipa_get_param): Likewise.
(ipa_get_type): Likewise.
(ipa_get_param_move_cost): Likewise.
(ipa_set_param_used): Likewise.
(ipa_get_controlled_uses): Likewise.
(ipa_set_controlled_uses): Likewise.
(ipa_is_param_used): Likewise.
(ipa_node_params_t): Move into garbage collector. New methods insert
and remove.
(ipa_node_params_sum): Annotate wth GTY(()).
(ipa_check_create_node_params): Adjust to ipa_node_params_sum being
garbage collected.
(ipa_load_from_parm_agg): Adjust declaration.
* ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
* ipa-profile.c (ipa_profile): Likewise.
* ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
(ipa_populate_param_decls): Make descriptors parameter garbage
collected.
(ipa_dump_param): Adjust to descriptors being a pointer.
(ipa_alloc_node_params): Likewise.
(ipa_initialize_node_params): Likewise.
(load_from_param_1): Make descriptors parameter garbage collected.
(load_from_unmodified_param): Likewise.
(load_from_param): Likewise.
(ipa_load_from_parm_agg): Likewise.
(ipa_node_params::~ipa_node_params): Removed.
(ipa_free_all_node_params): Remove call to delete operator.
(ipa_node_params_t::insert): New.
(ipa_node_params_t::remove): Likewise.
(ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
copy known_csts and known_contexts vectors.
(ipa_read_node_info): Adjust to descriptors being a pointer.
(ipcp_modif_dom_walker): Make m_descriptors field garbage
collected.
(ipcp_transform_function): Make descriptors variable garbage
collected.
testsuite/
* gfortran.dg/lto/pr79108_0.f90: New test.
nickc [Mon, 23 Jan 2017 12:24:35 +0000 (12:24 +0000)]
PR testsuite/78421
* lib/target-supports.exp (check_effective_target_vect_hw_misalign):
If the target is ARM return the result of the
check_effective_target_arm_vect_no_misalign proc.
* gcc.dg/vect/vect-strided-a-u8-i2-gap.c: If the target does not
support unaligned vectors then only expect one of the loops to be
unrolled.
charlet [Mon, 23 Jan 2017 12:07:34 +0000 (12:07 +0000)]
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* par-ch4.adb (P_Aggregate_Or_Parent_Expr): Recognize delta
aggregate construct.
(P_Record_Or_Array_Component_Association): An array aggregate
can start with an Iterated_Component_Association.
* scng.adb: Modify error message on improper use of @ in earlier
versions of the language.
* sinfo.ads: New node kind N_Delta_Aggregate.
* sinfo.adb: An N_Delta_Aggregate has component associations and
an expression.
* sem_res.adb (Resolve): Call Resolve_Delta_Aggregate.
* sem_aggr.ads, sem_aggr.adb (Resolve_Iterated_Component_Association):
Create a new index for each one of the choices in the association,
to prevent spurious homonyms in the scope.
(Resolve_Delta_Aggregate): New.
* sem.adb: An N_Delta_Aggregate is analyzed like an aggregate.
* exp_util.adb (Insert_Actions): Take into account
N_Delta_Aggregate.
* exp_aggr.ads: New procedure Expand_N_Delta_Aggregate.
* exp_aggr.adb: New procedure Expand_N_Delta_Aggregate,
and local procedures Expand_Delta_Array_Aggregate and
expand_Delta_Record_Aggregate.
* sprint.adb: Handle N_Delta_Aggregate.
* exp_ch11.adb (Expand_N_Exception_Declaration): Generate an
empty name when the exception declaration is subject to pragma
Discard_Names.
(Null_String): New routine.
* par-ch9.adb (P_Protected_Definition): Parse
any optional and potentially illegal pragmas which appear in
a protected operation declaration list.
(P_Task_Items): Parse
any optional and potentially illegal pragmas which appear in a
task item list.
marxin [Mon, 23 Jan 2017 12:06:13 +0000 (12:06 +0000)]
use-after-scope: handle writes to a poisoned variable
2017-01-23 Martin Liska <mliska@suse.cz>
* gcc.dg/asan/use-after-scope-10.c: New test.
* gcc.dg/asan/use-after-scope-11.c: New test.
* g++.dg/asan/use-after-scope-5.C: New test.
2017-01-23 Jakub Jelinek <jakub@redhat.com>
Martin Liska <mliska@suse.cz>
* asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
* asan.c (asan_expand_poison_ifn): Support stores and use
appropriate ASAN report function.
* internal-fn.c (expand_ASAN_POISON_USE): New function.
* internal-fn.def (ASAN_POISON_USE): Declare.
* tree-into-ssa.c (maybe_add_asan_poison_write): New function.
(maybe_register_def): Create ASAN_POISON_USE when sanitizing.
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
ASAN_POISON calls w/o LHS.
* tree-ssa.c (execute_update_addresses_taken): Create clobber
for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
* gimplify.c (asan_poison_variables): Add attribute
use_after_scope_memory to variables that really needs to live
in memory.
* tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
having the attribute.
charlet [Mon, 23 Jan 2017 12:04:16 +0000 (12:04 +0000)]
2017-01-23 Pascal Obry <obry@adacore.com>
* s-taprop-mingw.adb (Enter_Task): Initialize the Thread handle which
is needed when a foreign thread call a Win32 API using a thread handle
like GetThreadTimes() for example.
* checks.adb (Insert_Valid_Check): Ensure that the prefix of
attribute 'Valid is a renaming of the original expression when
the expression denotes a name. For all other kinds of expression,
use a constant to capture the value.
* exp_util.adb (Is_Name_Reference): Moved to Sem_Util.
* sem_util.ads, sem_util.adb (Is_Name_Reference): Moved from Exp_Util.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_eval.adb (Eval_Integer_Literal): Add special
case to avoid optimizing out check if the literal appears in
an if-expression.
marxin [Mon, 23 Jan 2017 12:02:13 +0000 (12:02 +0000)]
Speed up use-after-scope (v2): rewrite into SSA
2017-01-23 Martin Liska <mliska@suse.cz>
* asan.c (create_asan_shadow_var): New function.
(asan_expand_poison_ifn): Likewise.
* asan.h (asan_expand_poison_ifn): New declaration.
* internal-fn.c (expand_ASAN_POISON): Likewise.
* internal-fn.def (ASAN_POISON): New builtin.
* sanopt.c (pass_sanopt::execute): Expand
asan_expand_poison_ifn.
* tree-inline.c (copy_decl_for_dup_finish): Make function
external.
* tree-inline.h (copy_decl_for_dup_finish): Likewise.
* tree-ssa.c (is_asan_mark_p): New function.
(execute_update_addresses_taken): Rewrite local variables
(identified just by use-after-scope as addressable) into SSA.
2017-01-23 Martin Liska <mliska@suse.cz>
* gcc.dg/asan/use-after-scope-3.c: Add additional flags.
* gcc.dg/asan/use-after-scope-9.c: Likewise and grep for
sanopt optimization for ASAN_POISON.
charlet [Mon, 23 Jan 2017 12:00:26 +0000 (12:00 +0000)]
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Try_Primitive_Operations,
Is_Valid_First_Argument_Of): argument is valid if it is a derived
type with unknown discriminants that matches its underlying
record view.
* exp_util.adb (Expand_Subtype_From_Expr): Do not expand
expression if its type is derived from a limited type with
unknown discriminants, because the expansion (which is a call)
must be expanded in the enclosing context to add the proper build-
in-place parameters to the call.
* lib.ads, exp_ch9.adb: Minor fixes in comments.
charlet [Mon, 23 Jan 2017 11:57:27 +0000 (11:57 +0000)]
2017-01-23 Yannick Moy <moy@adacore.com>
* frontend.adb (Frontend): Do not load runtime
unit for GNATprove when parsing failed.
* exp_ch9.adb: minor removal of extra whitespace
* exp_ch6.adb: minor typo in comment
* sem_util.adb: Code cleanup.
* exp_ch9.ads, par-ch2.adb: minor style fixes in whitespace and comment
* a-ngcefu.adb: minor style fix in whitespace
2017-01-23 Thomas Quinot <quinot@adacore.com>
* scos.ads: Document usage of 'd' as default SCO kind for
declarations.
* par_sco.adb (Traverse_Declarations_Or_Statements.
Traverse_Degenerate_Subprogram): New supporting routine for expression
functions and null procedures.
(Traverse_Declarations_Or_Statements.Traverse_One): Add
N_Expression_Function to the subprogram case; add required
support for null procedures and expression functions.
2017-01-23 Bob Duff <duff@adacore.com>
* namet.ads (Bounded_String): Decrease the size of type
Bounded_String to avoid running out of stack space.
* namet.ads (Append): Don't ignore buffer overflow; raise
Program_Error instead.
* exp_ch5.adb, freeze.adb, par-ch4.adb, scng.adb, sem_ch13.adb,
sem_ch3.adb, sem_ch5.adb, sem_ch5.ads, sem_util.adb, sinfo.ads: Minor
reformatting.
* exp_ch9.adb: minor style fix in comment.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Analyze_Allocator): Handle properly a type derived
for a limited record extension with unknown discriminants whose
full view has no discriminants.
charlet [Mon, 23 Jan 2017 11:51:26 +0000 (11:51 +0000)]
2017-01-23 Gary Dismukes <dismukes@adacore.com>
* a-calend.adb, prep.adb, debug.adb, prj.ads, prepcomp.adb,
exp_disp.adb, s-imgrea.adb, g-socket.adb, g-socket.ads, sem_ch13.adb,
prj-tree.ads: Minor spelling change for consistency (behaviour ->
behavior).
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* scng.adb (Scan): Use Ada version Ada_2020 to flag use of
Target_Name.
* par-ch4.adb (P_Primary): Ditto.
* opt.ads: Add Ada_2020 (optimistically) to enumeration list of
Ada_Version_Type.
* switch-c.adb (Scan_Front_End_Switches): Recognize -gnat2020 for
new Ada version Ada_2020.
* exp_attr.adb (Expand_Loop_Entry_Attribute): Force the generation
of a nominal type for the constant which captures the value of
the attribute prefix. Various clean ups.
* sem_attr.adb (Analyze_Attribute): Clean up the processing of
'Loop_Entry.
2017-01-23 Yannick Moy <moy@adacore.com>
* sem_util.adb (Has_Enabled_Property): Treat
protected objects and variables differently from other variables.
charlet [Mon, 23 Jan 2017 11:33:13 +0000 (11:33 +0000)]
2017-01-23 Thomas Quinot <quinot@adacore.com>
* sem_ch13.adb (Adjust_Record_For_Reverse_Bit_Order):
Split original Ada 95 part off into new subprogram
below. Call that subprogram (instead of proceeding with
AI95-0133 behaviour) if debug switch -gnatd.p is in use.
(Adjust_Record_For_Reverse_Bit_Order_Ada_95): ... new subprogram
* debug.adb Document new switch -gnatd.p
* freeze.adb (Freeze_Entity.Freeze_Record_Type): Do not adjust
record for reverse bit order if an error has already been posted
on the record type. This avoids generating extraneous "info:"
messages for illegal code.
charlet [Mon, 23 Jan 2017 11:31:25 +0000 (11:31 +0000)]
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Correct comments
* freeze.adb (Find_Constant): Add detection of deferred constants
so they are not incorrectly flagged as premature.
charlet [Mon, 23 Jan 2017 11:29:17 +0000 (11:29 +0000)]
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* scans.ads: New token At_Sign. Remove '@' from list of illegal
characters for future version of the language. '@' is legal name.
* scng.ads, scng.adb (Scan): Handle '@' appropriately.
* scn.adb (Scan_Reserved_Identifier): An occurrence of '@'
denotes a Target_Name.
* par-ch4.adb (P_Name, P_Primary): Handle Target_Name.
* sinfo.ads, sinfo.adb (N_Target_Name): New non-terminal node.
(Has_Target_Names): New flag on N_Assignment_Statement, to
indicate that RHS has occurrences of N_Target_Name.
* sem.adb: Call Analyze_Target_Name.
* sem_ch5.ads, sem_ch5.adb (Analyze_Target_Name): New subpogram.
(urrent_LHS): Global variable that denotes LHS of assignment,
used in the analysis of Target_Name nodes.
* sem_res.adb (Resolve_Target_Name): New procedure.
* exp_ch5.adb (Expand_Assign_With_Target_Names): (AI12-0125):
N is an assignment statement whose RHS contains occurences of @
that designate the value of the LHS of the assignment. If the
LHS is side-effect free the target names can be replaced with
a copy of the LHS; otherwise the semantics of the assignment
is described in terms of a procedure with an in-out parameter,
and expanded as such.
(Expand_N_Assignment_Statement): Call
Expand_Assign_With_Target_Names when needed.
* exp_util.adb (Insert_Actions): Take into account N_Target_Name.
* sprint.adb: Handle N_Target_Name.
* sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Move all global
variables to the local variable section. Update the profile
of various nested routine that previously had visibility
of those globals. One the matching phase has completed,
remove certain classes of clauses which are considered noise.
(Check_Dependency_Clause): Properly detect a match between two
'Result attributes. Update the various post-match cases to use
Is_Already_Matched as this routine now automatically recognizes
a previously matched 'Result attribute.
(Is_Already_Matched): New routine.
(Remove_Extra_Clauses): New routine.
(Report_Extra_Clauses): Remove the detection of ... => null
clauses as this is now done in Remove_Extra_Clauses.
charlet [Mon, 23 Jan 2017 11:23:48 +0000 (11:23 +0000)]
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): In ASIS mode do not
report on spurious overlaps between values involving a subtype
with a static predicate, because the expansion of such a subtype
into individual ranges in inhibited in ASIS mode.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Add detection
of an edge case and delay freezing if it is present.
* freeze.adb (Freeze_Subprogram): Ensure that all anonymous
access-to-subprogram types inherit the convention of the
associated subprogram. (Set_Profile_Convention): New routine.
* sem_ch6.adb (Check_Conformance): Do not compare the conventions
of the two entities directly, use Conventions_Match to account
for anonymous access-to-subprogram and subprogram types.
(Conventions_Match): New routine.
charlet [Mon, 23 Jan 2017 11:19:56 +0000 (11:19 +0000)]
2017-01-23 Claire Dross <dross@adacore.com>
* exp_spark.adb (Expand_SPARK_Attribute_Reference): For attributes
which return Universal_Integer, force the overflow check flag for
Length and Range_Length for types as big as Long_Long_Integer.
charlet [Mon, 23 Jan 2017 11:19:07 +0000 (11:19 +0000)]
2017-01-23 Claire Dross <dross@adacore.com>
* exp_spark.adb (Expand_SPARK_Attribute_Reference): For
attributes which return Universal_Integer, introduce a conversion
to the expected type with the appropriate check flags set.
* sem_res.adb (Resolve_Range): The higher bound can be in Typ's
base type if the range is null. It may still be invalid if it
is higher than the lower bound. This is checked later in the
context in which the range appears.
2017-01-23 Pierre-Marie de Rodat <derodat@adacore.com>
* scos.ads: Introduce a constant to represent ignored
dependencies in SCO_Unit_Table_Entry.
* exp_ch9.adb (Expand_N_Protected_Type_Declaration): Remove extra
spaces from error messages.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Check_Large_Modular_Array): New procedure,
subsidiary to Expand_N_Object_ Declaration, to compute a guard on
an object declaration for an array type with a modular index type
with the size of Long_Long_Integer. Special processing is needed
in this case to compute reliably the size of the object, and
eventually to raise Storage_Error, when wrap-around arithmetic
might compute a meangingless size for the object.
charlet [Mon, 23 Jan 2017 11:13:23 +0000 (11:13 +0000)]
2017-01-23 Bob Duff <duff@adacore.com>
* sem_res.adb (Resolve_Call): In the part of the code where
it is deciding whether to turn the call into an indexed
component, avoid doing so if the call is to an instance of
Unchecked_Conversion. Otherwise, the compiler turns it into an
indexed component, and resolution of that turns it back into a
function call, and so on, resulting in infinite recursion.
* sem_util.adb (Needs_One_Actual): If the first formal has a
default, then return False.
jakub [Sun, 22 Jan 2017 19:36:57 +0000 (19:36 +0000)]
PR fortran/79154
* parse.c (matchs, matcho, matchds, matchdo): Replace return st;
with { ret = st; goto finish; }.
(decode_omp_directive): Allow declare simd, declare target and
simd directives in PURE/ELEMENTAL procedures. Only call
gfc_unset_implicit_pure on successful match of other procedures.
* gfortran.dg/gomp/pr79154-1.f90: New test.
* gfortran.dg/gomp/pr79154-2.f90: New test.
doko [Sun, 22 Jan 2017 18:07:04 +0000 (18:07 +0000)]
2017-01-22 Matthias Klose <doko@ubuntu.com>
* Import zlib 1.2.11.
* configure: Regenerate.
Changes in 1.2.11 (15 Jan 2017)
- Fix deflate stored bug when pulling last block from window
- Permit immediate deflateParams changes before any deflate input
ville [Sat, 21 Jan 2017 15:38:23 +0000 (15:38 +0000)]
Make poisoned hashes SFINAE away the call operator of the hash.
* include/bits/functional_hash.h
(__poison_hash::__enable_hash_call): New.
* include/std/optional (__optional_hash_call_base): New.
(hash<optional<_Tp>>): Derive from the new base,
move the hash function into that base.
* include/std/variant (__variant_hash_call_base_impl): New.
(__variant_hash_call_base): Likewise.
(hash<variant<_Types...>>): Derive from the new base,
move the hash function into that base.
* testsuite/20_util/optional/hash.cc: Add tests for is_callable.
* testsuite/20_util/variant/hash.cc: Likewise.
jakub [Sat, 21 Jan 2017 08:47:11 +0000 (08:47 +0000)]
PR other/79046
libatomic/
* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
libffi/
* configure.ac: Add GCC_BASE_VER.
* include/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* configure: Regenerated.
* testsuite/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* Makefile.in: Regenerated.
* man/Makefile.in: Regenerated.
libgomp/
* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
libitm/
* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
libmpx/
* mpxrt/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* mpxwrap/Makefile.am (gcc_version): Likewise.
* mpxrt/Makefile.in: Regenerated.
* mpxwrap/Makefile.in: Regenerated.
liboffloadmic/
* plugin/configure.ac: Add GCC_BASE_VER.
* plugin/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* plugin/configure: Regenerated.
* plugin/aclocal.m4: Regenerated.
* plugin/Makefile.in: Regenerated.
libsanitizer/
* interception/Makefile.am (gcc_version): Use @get_gcc_base_ver@
instead of cat to get version from BASE-VER file.
* asan/Makefile.am (gcc_version): Likewise.
* ubsan/Makefile.am (gcc_version): Likewise.
* sanitizer_common/Makefile.am (gcc_version): Likewise.
* lsan/Makefile.am (gcc_version): Likewise.
* tsan/Makefile.am (gcc_version): Likewise.
* interception/Makefile.in: Regenerated.
* asan/Makefile.in: Regenerated.
* ubsan/Makefile.in: Regenerated.
* sanitizer_common/Makefile.in: Regenerated.
* lsan/Makefile.in: Regenerated.
* tsan/Makefile.in: Regenerated.
libvtv/
* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
segher [Sat, 21 Jan 2017 03:11:49 +0000 (03:11 +0000)]
rs6000: Small varargs for BE SVR4 (PR61729, PR77850)
The varargs code for SVR4 puts all (integer) arguments in 4-byte slots.
When it then reads an item from there as something not a multiple of 4
bytes, it needs to adjust the address if big endian. We didn't yet do
that.
This fixes the g++.dg/abi/scoped1.C, gcc.dg/compat/scalar-by-value-4,
and gcc.dg/compat/scalar-return-4 testcases.
PR target/61729
PR target/77850
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
read from, for big endian.
libgcc/
* config/aarch64/aarch64-unwind.h: Empty this file on ILP32.
* unwind-dw2.c (execute_cfa_program): Only multiplexing
DW_CFA_GNU_window_save for AArch64 and LP64.
charlet [Fri, 20 Jan 2017 14:51:39 +0000 (14:51 +0000)]
2017-01-20 Thomas Quinot <quinot@adacore.com>
* sem_warn.adb (Warn_On_Useless_Assignment): Adjust wording of warning
message.
2017-01-20 Nicolas Roche <roche@adacore.com>
* terminals.c: Ignore failures on setpgid and tcsetpgrp commands.
2017-01-20 Bob Duff <duff@adacore.com>
* sem_eval.adb (Compile_Time_Compare): Disable the expr+literal
(etc) optimizations when the type is modular.
2017-01-20 Yannick Moy <moy@adacore.com>
* sem_ch6.adb (Move_Pragmas): move some pragmas,
but copy the SPARK_Mode pragma instead of moving it.
(Build_Subprogram_Declaration): Ensure that the generated spec
and original body share the same SPARK_Pragma aspect/pragma.
* sem_util.adb, sem_util.ads (Copy_SPARK_Mode_Aspect): New
procedure to copy SPARK_Mode aspect.
2017-01-20 Bob Duff <duff@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Disable Resolve_Aspects
even in ASIS mode.
* sem_ch13.adb (Resolve_Name): Enable setting the entity to
Empty even in ASIS mode.
* exp_ch9.adb: minor style fixes in comments.
* sem_ch9.adb (Analyze_Delay_Relative): in GNATprove mode a delay
relative statement introduces an implicit dependency on
Ada.Real_Time.Clock_Time.
* sem_util.adb: Minor reformatting.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specifications): Aspect Alignment
must be treated as delayed aspect even if the expression is
a literal, because the aspect affects the freezing and the
elaboration of the object to which it applies.
2017-01-20 Tristan Gingold <gingold@adacore.com>
* s-osinte-vxworks.ads (Interrup_Range): New subtype.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* lib-xref.adb (Generate_Reference): Do not warn about the
presence of a pragma Unreferenced if the entity appears as the
actual in a procedure call that does not come from source.
2017-01-20 Pascal Obry <obry@adacore.com>
* expect.c, terminals.c: Fix some warnings about unused variables.
* gsocket.h, adaint.c, adaint.h: Fix some more warnings in the C part
of the runtime.
2017-01-20 Bob Duff <duff@adacore.com>
* exp_attr.adb (Constrained): Apply an access check (check that
the prefix is not null) when the prefix denotes an object of an
access type; that is, when there is an implicit dereference.
2017-01-20 Gary Dismukes <dismukes@adacore.com>
* s-rident.ads (constant Profile_Info): Remove
No_Calendar from GNAT_Extended_Ravenscar restrictions.
dmalcolm [Fri, 20 Jan 2017 14:36:46 +0000 (14:36 +0000)]
C++: fix fix-it hints for misspellings within explicit namespaces
gcc/cp/ChangeLog:
PR c++/77829
PR c++/78656
* cp-tree.h (suggest_alternatives_for): Add bool param.
(suggest_alternative_in_explicit_scope): New decl.
* error.c (qualified_name_lookup_error): When SCOPE is a namespace
that isn't the global one, call new function
suggest_alternative_in_explicit_scope, only calling
suggest_alternatives_for if it fails, and disabling near match
searches fort that case. When SCOPE is the global namespace,
pass true for new param to suggest_alternatives_for to allow for
fuzzy name lookups.
* lex.c (unqualified_name_lookup_error): Pass true for new param
to suggest_alternatives_for.
* name-lookup.c (consider_binding_level): Add forward decl.
(suggest_alternatives_for): Add "suggest_misspellings" param,
using it to conditionalize the fuzzy name-lookup code.
(suggest_alternative_in_explicit_scope): New function.
* parser.c (cp_parser_primary_expression): When calling
finish_id_expression, pass location of id_expression rather
than that of id_expr_token.
(cp_parser_id_expression): Convert local "unqualified_id" from
tree to cp_expr to avoid implicitly dropping location information.
gcc/testsuite/ChangeLog:
PR c++/77829
PR c++/78656
* g++.dg/spellcheck-pr77829.C: New test case.
* g++.dg/spellcheck-pr78656.C: New test case.
amonakov [Fri, 20 Jan 2017 14:04:06 +0000 (14:04 +0000)]
omp-low: introduce omplow_simd_context
* omp-low.c (omplow_simd_context): New struct. Use it...
(lower_rec_simd_input_clauses): ...here and...
(lower_rec_input_clauses): ...here to hold common data. Adjust all
references to idx, lane, max_vf, is_simt.
redi [Fri, 20 Jan 2017 12:03:36 +0000 (12:03 +0000)]
PR72792 detect allocator pointer types without invalid rebinding
PR libstdc++/72792
* include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
(__allocator_traits_base::__size_type): Remove.
(allocator_traits::_Ptr): New class template to detect const and void
pointer types without instantiating pointer_traits::rebind
unnecessarily.
(allocator_traits::_Diff): Likewise for detecting difference_type.
(allocator_traits::_Size): New class template to detect size_type
without instantiating make_unsigned unnecessarily.
* include/bits/ptr_traits.h (pointer_traits::element_type): Use
__detected_or_t instead of __detected_or_t_.
* include/std/type_traits (__detected_or_t_): Remove.
* testsuite/20_util/allocator_traits/members/pointers.cc: New test.
mpolacek [Fri, 20 Jan 2017 12:02:50 +0000 (12:02 +0000)]
PR c/64279
* c-common.h (do_warn_duplicated_branches_r): Declare.
* c-gimplify.c (c_genericize): Walk the function tree calling
do_warn_duplicated_branches_r.
* c-warn.c (expr_from_macro_expansion_r): New.
(do_warn_duplicated_branches): New.
(do_warn_duplicated_branches_r): New.
* c.opt (Wduplicated-branches): New option.
* c-typeck.c (build_conditional_expr): Warn about duplicated branches.
* call.c (build_conditional_expr_1): Warn about duplicated branches.
* semantics.c (finish_expr_stmt): Build statement using the proper
location.
* doc/invoke.texi: Document -Wduplicated-branches.
* fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
return 0 only when not OEP_LEXICOGRAPHIC.
(fold_build_cleanup_point_expr): Use the expression
location when building CLEANUP_POINT_EXPR.
* tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
* tree.c (add_expr): Handle error_mark_node.
* c-c++-common/Wduplicated-branches-1.c: New test.
* c-c++-common/Wduplicated-branches-10.c: New test.
* c-c++-common/Wduplicated-branches-11.c: New test.
* c-c++-common/Wduplicated-branches-12.c: New test.
* c-c++-common/Wduplicated-branches-2.c: New test.
* c-c++-common/Wduplicated-branches-3.c: New test.
* c-c++-common/Wduplicated-branches-4.c: New test.
* c-c++-common/Wduplicated-branches-5.c: New test.
* c-c++-common/Wduplicated-branches-6.c: New test.
* c-c++-common/Wduplicated-branches-7.c: New test.
* c-c++-common/Wduplicated-branches-8.c: New test.
* c-c++-common/Wduplicated-branches-9.c: New test.
* c-c++-common/Wimplicit-fallthrough-7.c: Coalesce dg-warning.
* g++.dg/cpp0x/lambda/lambda-switch.C: Move dg-warning.
* g++.dg/ext/builtin-object-size3.C: Likewise.
* g++.dg/gomp/loop-1.C: Likewise.
* g++.dg/warn/Wduplicated-branches1.C: New test.
* g++.dg/warn/Wduplicated-branches2.C: New test.
* ghost.adb (Mark_Ghost_Clause): New routine.
(Prune_Node): Do not prune compilation unit nodes.
(Remove_Ignored_Ghost_Code): Prune the compilation unit node directly.
This does not touch the node itself, but does prune all its fields.
* ghost.ads (Mark_Ghost_Clause): New routine.
* sem_ch8.adb (Analyze_Use_Package): Emit an error when a use
package clause mentions Ghost and non-Ghost packages. Mark a
use package clause as Ghost when it mentions a Ghost package.
(Analyze_Use_Type): Emit an error when a use type clause mentions
Ghost and non-Ghost types. Mark a use type clause as Ghost when
it mentions a Ghost type.
* sem_ch10.adb (Analyze_With_Clause): Mark a with clause as
Ghost when it withs a Ghost unit.
2017-01-20 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Call): If a function call
returns a limited view of a type and at the point of the call the
function is not declared in the extended main unit then replace
it with the non-limited view, which must be available. If the
called function is in the extended main unit then no action is
needed since the back-end handles this case.
2017-01-20 Eric Botcazou <ebotcazou@adacore.com>
* sem_ch7.adb (Contains_Subp_Or_Const_Refs): Rename into...
(Contains_Subprograms_Refs): ...this. Adjust comment
for constants. (Is_Subp_Or_Const_Ref): Rename into...
(Is_Subprogram_Ref): ...this.
(Has_Referencer): Rename Has_Non_Subp_Const_Referencer variable into
Has_Non_Subprograms_Referencer and adjust comment. Remove
incorrect shortcut for package declarations and bodies.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Complete_Private_Subtype): If the scope of the
base type differs from that of the completion and the private
subtype is an itype (created for a constraint on an access
type e.g.), set Delayed_Freeze on both to prevent out-of-scope
anomalies in gigi.
* sem_ch6.adb (Analyze_Subprogram_Body_Helper):
When inheriting the SPARK_Mode of a prior expression function,
look at the properly resolved entity rather than the initial
candidate which may denote a homonym.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Rewrite_Assertion_Kind): If the name is
Precondition or Postcondition, and the context is pragma
Check_Policy, indicate that this Pre-Ada2012 usage is deprecated
and suggest the standard names Assertion_Policy /Pre /Post
instead.
* sem_ch13.adb (Analyze_Aspect_Specification, case
Dynamic_Predicate): If the entity E is a subtype that inherits
a static predicate for its parent P,, the inherited and the
new predicate combine in the generated predicate function,
and E only has a dynamic predicate.
2017-01-20 Tristan Gingold <gingold@adacore.com>
* s-boustr.ads, s-boustr.adb: New package.
* Makefile.rtl: Add s-boustr.
* freeze.adb (Freeze_All): Freeze the default
expressions of all eligible formal parameters that appear in
entries, entry families, and protected subprograms.
* sem_prag.adb (Process_Convention): Diagnose properly a pragma
import that applies to several homograph subprograms. when one
of them is declared by a subprogram body.
2017-01-20 Justin Squirek <squirek@adacore.com>
* exp_ch6.adb (Expand_Call): Remove optimization
that nulls out calls to null procedures.
charlet [Fri, 20 Jan 2017 10:36:01 +0000 (10:36 +0000)]
2017-01-20 Yannick Moy <moy@adacore.com>
* inline.adb (Expand_Inlined_Call): Keep more
precise type of actual for inlining whenever possible. In
particular, do not switch to the formal type in GNATprove mode in
some case where the GNAT backend might require it for visibility.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Check_Non_Overridable_Aspects): An inherited
aspect Implicit_Dereference can be inherited by a full view if
the partial view has no discriminants, because there is no way
to apply the aspect to the partial view.
(Build_Derived_Record_Type): If derived type renames discriminants
of the parent, the new discriminant inherits the aspect from
the old one.
* sem_ch4.adb (Analyze_Call): Handle properly a parameterless
call through an access discriminant designating a subprogram.
* sem_ch5.adb (Analyze_Assignment): (Analyze_Call): Handle
properly a parameterless call through an access discriminant on
the left-hand side of an assignment.
* sem_res.adb (resolve): If an interpreation involves a
discriminant with an implicit dereference and the expression is an
entity, resolution takes place later in the appropriate routine.
* sem_ch13.adb (Analyze_Aspect_Implicit_Dereference): Recognize
access discriminants that designate a subprogram type.
2017-01-20 Pascal Obry <obry@adacore.com>
* a-locale.adb, a-locale.ads: Update Ada.Locales for RM 2012 COR:1:2016
charlet [Fri, 20 Jan 2017 10:31:58 +0000 (10:31 +0000)]
2017-01-20 Yannick Moy <moy@adacore.com>
* sem_ch10.adb (Check_No_Elab_Code_All): Do not issue an error
on implicitly with'ed units in GNATprove mode.
* sinfo.ads (Implicit_With): Document use of flag for implicitly
with'ed units in GNATprove mode.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_cat.adb (Validate_Static_Object_Name): In a preelaborated
unit Do not report an error on a non-static entity that appears
in the context of a spec expression, such as an aspect expression.
* einfo.adb: Flag298 now denotes Is_Underlying_Full_View.
(Is_Underlying_Full_View): New routine.
(Set_Is_Underlying_Full_View): New routine.
(Write_Entity_Flags): Add an entry for Is_Underlying_Full_View.
* einfo.ads Add new attribute Is_Underlying_Full_View.
(Is_Underlying_Full_View): New routine along with pragma Inline.
(Set_Is_Underlying_Full_View): New routine along with pragma Inline.
* exp_util.adb (Build_DIC_Procedure_Body): Do not consider
class-wide types and underlying full views. The first subtype
is used as the working type for all Itypes, not just array base types.
(Build_DIC_Procedure_Declaration): Do not consider
class-wide types and underlying full views. The first subtype
is used as the working type for all Itypes, not just array
base types.
* freeze.adb (Freeze_Entity): Inherit the freeze node of a full
view or an underlying full view without clobbering the attributes
of a previous freeze node.
(Inherit_Freeze_Node): New routine.
* sem_ch3.adb (Build_Derived_Private_Type): Mark an underlying
full view as such.
(Build_Underlying_Full_View): Mark an underlying full view as such.
* sem_ch7.adb (Install_Private_Declarations): Mark an underlying
full view as such.
jason [Fri, 20 Jan 2017 04:43:19 +0000 (04:43 +0000)]
US 20 - forwarding references and class template argument deduction
* cp-tree.h (TEMPLATE_TYPE_PARM_FOR_CLASS): New.
* pt.c (push_template_decl_real): Set it.
(maybe_adjust_types_for_deduction): Check it.
(rewrite_template_parm): Copy it.
redi [Fri, 20 Jan 2017 02:36:16 +0000 (02:36 +0000)]
PR72792 PR72793 relax requirements on rebind members
PR libstdc++/72792
PR libstdc++/72793
* include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
Replace with class template using void_t.
(__alloc_rebind): Define in terms of
__allocator_traits_base::__rebind.
(allocator_traits): Remove unconditional static_assert for
rebind_alloc.
* include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
(pointer_traits::__rebind): Replace with class template using void_t.
(pointer_traits::rebind): Define in terms of __rebind.
(pointer_traits): Remove unconditional static_assert for rebind.
* testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
* testsuite/20_util/pointer_traits/rebind.cc: New test.
redi [Fri, 20 Jan 2017 01:22:54 +0000 (01:22 +0000)]
PR69321 fix any_cast<T>(any*) for non-copyable T
PR libstdc++/69321
* include/experimental/any (__any_caster): Avoid instantiating
manager function for types that can't be stored in any.
* include/std/any (__any_caster): Likewise.
* testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
* testsuite/experimental/any/misc/any_cast.cc: Likewise.
segher [Fri, 20 Jan 2017 01:22:27 +0000 (01:22 +0000)]
rs6000: Fix the new SSP guard configuration code (PR79140)
I foolishly tested this with r241087 reverted. After that revision
default_stack_protect_guard is no longer called if the compiler defaults
to using the TLS guard, which of course is the wrong thing to do if
there is some other way to enable the global guard.
This fixes it.
PR target/78875
PR target/79140
* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
define to rs6000_init_stack_protect_guard.
(rs6000_init_stack_protect_guard): New function.
projects / thirdparty / gcc.git / log
