Cross-port exception-safety and move fixes of std::any to
std::experimental::any.
* include/experimental/any (operator=(const any&)):
Make strongly exception-safe.
(operator=(any&&)): clear() unconditionally in the case where
rhs has a value.
(_Manager_internal<_Tp>::_S_manage): Move in _Op_xfer, don't copy.
* testsuite/experimental/any/assign/2.cc: Adjust.
* testsuite/experimental/any/assign/exception.cc: New.
* testsuite/experimental/any/cons/2.cc: Adjust.
* testsuite/experimental/any/misc/any_cast_neg.cc: Ajust.
From-SVN: r241479
2016-10-24 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
backedges when identifying the single predecessor to take
conditional info from. Use SCEV to get at ranges for loop IVs.
* lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
avoid false warning.
* gcc.dg/tree-ssa/cunroll-13.c: Disable EVRP.
* gcc.dg/tree-ssa/pr21458.c: Likewise.
* gcc.dg/tree-ssa/pr21458-2.c: New testcase for EVRP.
From-SVN: r241470
gcc/
PR target/78093
* doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
(avr_address_tiny_absdata_p): New static function.
(avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
it to determine validity of constant addresses.
(avr_attribute_table) [absdata]: New variable attribute...
(avr_handle_absdata_attribute): ...and handler.
(avr_decl_absdata_p): New static function.
(avr_encode_section_info) [AVR_TINY]: Use it to add flag
AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
(avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
gcc/testsuite/
PR target/78093
* lib/target-supports.exp (check_effective_target_avr_tiny): New proc.
* gcc.target/avr/torture/tiny-absdata-1.c: New test.
From-SVN: r241468
2016-10-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/78076
* tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
also on the loop tree root.
From-SVN: r241467
2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/77763
* parse.c (parse_spec): Allow STRUCTURE in BLOCK DATA. Sort
case labels.
2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/77763
* gfortran.dg/pr77763.f90
From-SVN: r241454
2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/54730
PR fortran/78033
* array.c (gfc_match_array_constructor): Remove checkpointing
introduced in r196416 (original fix for PR fortran/54730). Move
initialization to top of function.
* match.c (gfc_match_type_spec): Special case matching for REAL.
2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/54730
PR fortran/78033
* gfortran.dg/pr78033.f90: New test.
From-SVN: r241451
2016-10-23 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69834
* class.c (gfc_find_derived_vtab): Obtain the gsymbol for the
derived type's module. If the gsymbol is present and the top
level namespace corresponds to a module, use the gsymbol name
space. In the search to see if the vtable exists, try the gsym
namespace first.
* dump-parse-tree (show_code_node): Modify select case dump to
show select type construct.
* resolve.c (build_loc_call): New function.
(resolve_select_type): Add check for repeated type is cases.
Retain selector expression and use it later instead of expr1.
Exclude deferred length TYPE IS cases and emit error message.
Store the address for the vtable in the 'low' expression and
the hash value in the 'high' expression, for each case. Do not
call resolve_select.
* trans.c(trans_code) : Call gfc_trans_select_type.
* trans-stmt.c (gfc_trans_select_type_cases): New function.
(gfc_trans_select_type): New function.
* trans-stmt.h : Add prototype for gfc_trans_select_type.
2016-10-23 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69834
* gfortran.dg/select_type_1.f03: Change error for overlapping
TYPE IS cases.
* gfortran.dg/select_type_36.f03: New test.
From-SVN: r241450
2016-10-22 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/78021
* gfc_compare_functions: Strings with different lengths in
argument lists compare unequal.
2016-10-22 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/78021
* gfortran.dg/string_length_3.f90: New test.
From-SVN: r241440
gcc/fortran/ChangeLog:
2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/43366
PR fortran/51864
PR fortran/57117
PR fortran/61337
PR fortran/61376
* primary.c (gfc_expr_attr): For transformational functions on classes
get the attrs from the class argument.
* resolve.c (resolve_ordinary_assign): Remove error message due to
feature implementation. Rewrite POINTER_ASSIGNS to ordinary ones when
the right-hand side is scalar class object (with some restrictions).
* trans-array.c (trans_array_constructor): Create the temporary from
class' inner type, i.e., the derived type.
(build_class_array_ref): Add support for class array's storage of the
class object or the array descriptor in the decl saved descriptor.
(gfc_conv_expr_descriptor): When creating temporaries for class objects
add the class object's handle into the decl saved descriptor.
(structure_alloc_comps): Use the common way to get the _data component.
(gfc_is_reallocatable_lhs): Add notion of allocatable class objects.
* trans-expr.c (gfc_find_and_cut_at_last_class_ref): Remove the only ref
only when the expression's type is BT_CLASS.
(gfc_trans_class_init_assign): Correctly handle class arrays.
(gfc_trans_class_assign): Joined into gfc_trans_assignment_1.
(gfc_conv_procedure_call): Support for class types as arguments.
(trans_get_upoly_len): For unlimited polymorphics retrieve the _len
component's tree.
(trans_class_vptr_len_assignment): Catch all ways to assign the _vptr
and _len components of a class object correctly.
(pointer_assignment_is_proc_pointer): Identify assignments of
procedure pointers.
(gfc_trans_pointer_assignment): Enhance support for class object pointer
assignments.
(gfc_trans_scalar_assign): Removed assert.
(trans_class_assignment): Assign to a class object.
(gfc_trans_assignment_1): Treat class objects correctly.
(gfc_trans_assignment): Propagate flags to trans_assignment_1.
* trans-stmt.c (gfc_trans_allocate): Use gfc_trans_assignment now
instead of copy_class_to_class.
* trans-stmt.h: Function prototype removed.
* trans.c (trans_code): Less special casing for class objects.
* trans.h: Added flags to gfc_trans_assignment () prototype.
gcc/testsuite/ChangeLog:
2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org>
Forgot to add on original commit.
* gfortran.dg/coarray_alloc_comp_2.f08: New test.
2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/43366
PR fortran/57117
PR fortran/61337
* gfortran.dg/alloc_comp_class_5.f03: New test.
* gfortran.dg/class_allocate_21.f90: New test.
* gfortran.dg/class_allocate_22.f90: New test.
* gfortran.dg/realloc_on_assign_27.f08: New test.
From-SVN: r241439
* src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
Ignore symlink_nofollow flag if file is not a symlink.
* testsuite/experimental/filesystem/operations/permissions.cc: Test
symlink_nofollow on non-symlinks.
From-SVN: r241438
2016-10-21 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
integer constants.
* config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
implementer_id to unsigned char.
Change part_no to unsigned int.
(AARCH64_BIG_LITTLE): New define.
(INVALID_IMP): New define.
(INVALID_CORE): New define.
(cpu_data): Change the last element's implementer_id and part_no to
integers.
(valid_bL_string_p): Rewrite to ..
(valid_bL_core_p): this for integers instead of strings.
(parse_field): New function.
(contains_string_p): Rewrite to ...
(contains_core_p): this for integers and only for the part_no.
(host_detect_local_cpu): Rewrite handling of implementation and
par num to be integers; simplifying the code.
From-SVN: r241437
The constants named c0 and c1 turn up as macros in runtime.inc. This
reportedly breaks building on Solaris 11, where there is a system struct
that has a field named c1. The constants aren't needed by the runtime C
code, so avoid the problem by grepping them out.
Reviewed-on: https://go-review.googlesource.com/31730
From-SVN: r241432
* PR tree-optimization/71947
* gcc.dg/tree-ssa/pr71947-4.c: Avoid x86 opcode.
* gcc.dg/tree-ssa/pr71947-5.c: Likewise.
* gcc.dg/tree-ssa/pr71947-6.c: Make it opt-in rather than opt-out.
From-SVN: r241429
ADDR_EXPR and nonnull
gcc/ChangeLog:
2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
value range for pointers in more cases.
gcc/testsuite/ChangeLog:
2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* gcc.dg/ipa/vrp5.c: New test.
* gcc.dg/ipa/vrp6.c: New test.
From-SVN: r241428
Note that lfstack_64bit.go was modified for Solaris support in a
different, and better, way than the superseded lfstack.goc code.
Reviewed-on: https://go-review.googlesource.com/31673
From-SVN: r241427
Improve stack adjustment by reusing a temporary move immediate from the epilog
if the register is still valid in the epilog. This generates smaller code for
leaf functions with a stack size of more then 4KB.
gcc/
* config/aarch64/aarch64.c (aarch64_add_constant_internal):
Add extra argument to allow emitting the move immediate.
Use add/sub with positive immediate.
(aarch64_add_constant): Add inline function.
(aarch64_add_sp): Likewise.
(aarch64_sub_sp): Likewise.
(aarch64_expand_prologue): Call aarch64_sub_sp.
(aarch64_expand_epilogue): Call aarch64_add_sp.
Decide when to leave out move.
(aarch64_output_mi_thunk): Call aarch64_add_constant.
testsuite/
* gcc.target/aarch64/test_frame_17.c: New test.
From-SVN: r241420
If the number of integer callee-saves is odd, any FP callee-saves use 8-byte
aligned LDP/STP. Since 16-byte alignment may be faster on some CPUs, align
the FP callee-saves to 16 bytes and use the alignment gap for the last FP
callee-save when possible.
gcc/
* config/aarch64/aarch64.c (aarch64_layout_frame):
Align FP callee-saves.
From-SVN: r241419
* include/experimental/bits/fs_ops.h
(exists(const path&, error_code&)): Clear error if status is known
(LWG 2725).
(status(const path&, error_code&)): Handle EOVERFLOW.
* testsuite/experimental/filesystem/operations/exists.cc: Test
overload taking an error_code.
From-SVN: r241417
2016-10-21 Eelis van der Weegen <eelis@eelis.net>
* include/bits/stl_algo.h (__gen_two_uniform_ints): Move logic out
of shuffle into new function.
(shuffle): Call __gen_two_uniform_ints.
(__sample<ForwardIterator, OutputIterator, Cat, Size, URBG>): Use
__gen_two_uniform_ints and perform two samples at a time.
From-SVN: r241414
