PR c/34146
* c-gimplify.c (optimize_compound_literals_in_ctor): New function.
(c_gimplify_expr): Use it.
PR c/34146
* gcc.dg/tree-ssa/pr34146.c: New test.
PR testsuite/33978
* gcc.dg/tree-ssa/pr33723.c: Adjust scan pattern to make it less
dependent on target settings like move_by_pieces etc.
From-SVN: r130311
PR c++/28879
* tree.c (build_cplus_array_type_1): Don't pass any VLA types
when processing_template_decl to build_array_type.
* g++.dg/template/vla2.C: New test.
From-SVN: r130309
PR c++/33962
* pt.c (more_specialized_fn): Don't segfault if one or
both argument list end with ellipsis.
* g++.dg/overload/template3.C: New test.
From-SVN: r130308
PR debug/29436, c/32326
* tree.c (build_type_attribute_qual_variant): Refuse to make
a distinct copy of a struct/enum type. Use build_distinct_type_copy.
* doc/extend.texi (Type Attributes): Don't encourage people to add
attributes to struct/enum types in a typedef. Fix
transparent_union example.
* tree-inline.c (remap_type_1): Remove code that's redundant with
remap_type.
(build_duplicate_type): Set id.copy_decl.
* c-common.c (handle_transparent_union_attribute): Simplify logic.
From-SVN: r130297
* config/bfin/bfin.c (must_save_p): New function, mostly broken out of
n_dregs_to_save and n_pregs_to_save.
(n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
all callers changed.
(expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
able to save single D/P registers that aren't saved by the push/pop
multiple insns.
From-SVN: r130292
2007-11-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34099
* tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
if only one operand is undefined.
* gcc.c-torture/execute/pr34099-2.c: New testcase.
From-SVN: r130290
2007-11-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34099
* tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
if only one operand is undefined.
* gcc.c-torture/execute/pr34099-2.c: New testcase.
From-SVN: r130289
PR tree-optimization/34036
* opts.c (set_fast_math_flags): Do not set flags in common
with set_unsafe_math_optimizations_flags, invoke it directly.
(set_unsafe_math_optimizations_flags): Unset flag_trapping_math
and flag_signed_zeros.
* toplev.c (process_options): Force flag_associative_math to 0 and
warn, if it is set and either flag_trapping_math or flag_signed_zeros
is set too.
* doc/invoke.texi (Optimize Options): Document the new behavior
of -funsafe-math-optimizations, that -fassociative-math requires
both -fno-signed-zeros and -fno-trapping-math and make it clear
that -fno-trapping-math requires -fno-signaling-nans.
From-SVN: r130286
PR c++/30988
semantics.c (finish_call_expr): Set current_function_returns_abnormally
if fn is noreturn FUNCTION_DECL or OVERLOAD with all noreturn
functions.
* g++.dg/warn/noreturn-4.C: New test.
* g++.dg/warn/noreturn-5.C: New test.
* g++.dg/warn/noreturn-6.C: New test.
* g++.dg/warn/noreturn-7.C: New test.
From-SVN: r130280
2007-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/32770
* gfortran.fortran-torture/execute/equiv_5.f: Set kind on
integers so tests works with -fdefault-integer-8.
* gfortran.fortran-torture/execute/elemental.f90: Use default
integers so test passes with -fdefault-integer-8.
* gfortran.fortran-torture/execute/der_io.f90: Increase
buffer length so test passes with -fdefault-integer-8.
* gfortran.dg/bounds_check_8.f90: Likewise.
* gfortran.dg/arrayio_derived_1.f90: LIkewise.
* gfortran.dg/equiv_7.f90: Set kind so test passes
with -fdefault-integer-8.
* gfortran.dg/g77/20030326-1.f: Set kind explicitly to
provoke overflow.
From-SVN: r130279
2007-11-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* trans-expr.c (gfc_conv_missing_dummy): Set the type of the dummy
argument to default integer if flagged to do so. Fix typo in comment.
* resolve.c (gfc_resolve_dim_arg): Whitespace cleanup.
* iresolve.c (gfc_resolve_cshift): Do not convert type, mark attribute
for converting the DIM type appropriately in trans-expr.c.
(gfc_resolve_eoshift): Likewise.
* check.c (dim_check): Remove pre-existing dead code.
(gfc_check_cshift): Enable dim_check to allow DIM as an optional.
(gfc_check_eoshift): Likewise.
* trans_intrinsic.c (gfc_conv_intrinsic_function_args): Fix whitespace.
From-SVN: r130276
PR middle-end/33335
* optabs.h (optab_table): Change type to struct optab from optab.
(convert_optab_table): Similarly.
Adjust all _optab macros to expand to addresses of optab_table
resp. convert_optab_table elements rather than the values of the
elements.
* optabs.c (optab_table): Change typype to struct optab from optab.
If compiled by recent GCC, initialize all the insn_code fields in
the array using designated range initializers.
(convert_optab_table): Similarly.
(convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
set_conv_libfunc): Into libfunc_entry's optab field store index within
optab_table resp. convert_optab_table array instead of difference
between two separately malloced addresses.
(new_optab): Add op argument, don't return anything. Initialize
just the insn_code field in handlers array and only when needed.
(init_optab, init_optabv): Add op argument, don't return anything.
Adjust new_optab caller.
(new_convert_optab): Removed.
(init_convert_optab): Add op argument, don't return anything, don't
call new_convert_optab. If needed, initialize insn_code field in
handlers array.
(init_optabs): Adjust init_optab, init_optabv and init_convert_optab
callers.
(debug_optab_libfuncs): Adjust uses of optab_table and
convert_optab_table arrays.
From-SVN: r130274
2007-11-18 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31608
* trans-array.c (gfc_conv_expr_descriptor): Remove exception
for indirect references in the call to gfc_trans_scalar_assign.
* trans-expr.c (gfc_conv_string_parameter): Instead of asserting
that the expression is not an indirect reference, cast it to a
pointer type of the length given by se->string_length.
2007-11-18 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31608
* gfortran.dg/char_cast_2.f90: New test based on achar_4.f90.
From-SVN: r130271
2007-11-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34127
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Make code match up the comments, require compatibility of the
pointed-to types.
* gcc.c-torture/compile/pr34127.c: New testcase.
From-SVN: r130269
* gcc.target/powerpc/altivec-23.c: Do not use a typedef name as a
type specifier, as they are not permitted according to the AltiVec
Programming Interface Manual.
From-SVN: r130268
2007-11-16 David Daney <ddaney@avtrex.com>
Andrew Haley <aph@redhat.com>
* constants.c (build_constants_constructor): Use POINTER_SIZE
insead of BITS_PER_WORD in big-endian work around.
From-SVN: r130267
PR fortran/25252
* interface.c (gfc_current_interface_head,
gfc_set_current_interface_head): New functions.
* decl.c (gfc_match_modproc): Move check for syntax error earlier.
On syntax error, restore previous state of the interface.
* gfortran.h (gfc_current_interface_head,
gfc_set_current_interface_head): New prototypes.
* gfortran.dg/interface_22.f90: New test.
From-SVN: r130259
PR fortran/34108
* io.c (check_format_string): Only check character expressions.
(match_dt_format): Return MATCH_ERROR if that is what
gfc_match_st_label said.
* gfortran.dg/fmt_label_1.f90: New test.
From-SVN: r130249
2007-11-16 Richard Guenther <rguenther@suse.de>
PR middle-end/34030
* fold-const.c (fold_binary): Use correct types for folding
1 << X & Y to Y >> X & 1.
* gcc.c-torture/compile/pr34030.c: New testcase.
From-SVN: r130238
2007-11-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34008
* trans-stmt.c (gfc_conv_elemental_dependencies): Add check for
INTENT_INOUT as well as INTENT_OUT.
(gfc_trans_call): Remove redundant gcc_asserts in dependency
check.
2007-11-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34008
* gfortran.dg/interface_assignment_3.f90.
From-SVN: r130232
2007-11-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33986
* trans-array.c (gfc_conv_array_parameter ): Allow allocatable
function results.
2007-11-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33986
* gfortran.dg/allocatable_function_3.f90.
From-SVN: r130228
2007-11-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34113
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Use correct conversion direction for checking type compatibility.
* gcc.c-torture/compile/pr34113.c: New testcase.
From-SVN: r130223
2007-11-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34099
* tree-ssa-ccp.c (likely_value): Use a whitelist for operators
that produce UNDEFINED result if at least one of its operands
is UNDEFINED. By default the result is only UNDEFINED if all
operands are UNDEFINED.
* g++.dg/torture/pr3499.C: New testcase.
* gcc.c-torture/execute/pr34099.c: Likewise.
From-SVN: r130222
2007-11-16 Olivier Hainque <hainque@adacore.com>
ada/
* utils2.c (build_call_alloc_dealloc) <if gnu_obj>: Move the code
retrieving an allocator return value from a super-aligned address from
here to ...
* trans.c (gnat_to_gnu) <case N_Free_Statement>: ... here, and don't
expect a super-aligned address for a fat or thin pointer.
testsuite/
* gnat.dg/release_unc_maxalign.adb: New test.
From-SVN: r130221
PR c++/34100
* pt.c (apply_late_template_attributes): Do nothing if decl's type is
error_mark_node.
* g++.dg/template/crash73.C: New test.
From-SVN: r130220
PR middle-end/23848
* tree-ssa-ccp.c (optimize_stack_restore): New function.
(execute_fold_all_builtins): Call optimize_stack_restore for
BUILT_IN_STACK_RESTORE.
* gcc.dg/tree-ssa/pr23848-1.c: New test.
* gcc.dg/tree-ssa/pr23848-2.c: New test.
* gcc.dg/tree-ssa/pr23848-3.c: New test.
* gcc.dg/tree-ssa/pr23848-4.c: New test.
From-SVN: r130206
2007-11-15 Paolo Bonzini <bonzini@gnu.org>
* fwprop.c (try_fwprop_subst): Skip profitability check for forward
propagation into an address; that's done in should_replace_address.
From-SVN: r130201
2007-11-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (create_overlap_variables_for): Make sure
to only create SFTs if we also create variable infos for PTA.
* tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
SFTs.
From-SVN: r130197
2007-11-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
type for TBAA pruning.
(find_what_p_points_to): Call set_uids_in_ptset with the original
pointer, not the decl of the solution we collapsed to.
From-SVN: r130195
PR middle-end/34088
* tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
init_ssa_operands has not been called for cfun.
* gcc.dg/pr34088.c: New test.
From-SVN: r130187
PR tree-optimization/34046
* cfg.c (update_bb_profile_for_threading): Avoid the division for the
scaling if the old probability is greater than the new base.
From-SVN: r130185
* trans.c (call_to_gnu): Always set the source location on the call
expression. If the function returns-by-target, also set it on the
address expression.
From-SVN: r130184
2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
unused edges after loop duplication.
From-SVN: r130182
2007-11-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/31608
*gfortran.dg/char_cast_1.f90: Modify regex in scan-tree-dump-times
to match known variations in symbol format. Document in comments.
From-SVN: r130173
2007-11-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/33162
*gfortran.dg/proc_decl_1.f90: Update.
*gfortran.dg/proc_decl_7.f90: New test.
*gfortran.dg/proc_decl_8.f90: New test.
*gfortran.dg/proc_decl_9.f90: New test.
*gfortran.dg/proc_decl_10.f90: New test.
From-SVN: r130169
2007-11-11 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/33162
* decl.c (match_procedure_decl): Remove TODO and allow intrinsics in
PROCEDURE declarations. Set attr.untyped to allow the interface to be
resolved later where the symbol type will be set.
* interface.c (compare_intr_interfaces): Remove static from pointer
declarations. Add type and kind checks for dummy function arguments.
(compare_actual_formal_intr): New function to compare an actual
argument with an intrinsic function. (gfc_procedures_use): Add check for
interface that points to an intrinsic function, use the new function.
* resolve.c (resolve_specific_f0): Resolve the intrinsic interface.
(resolve_specific_s0): Ditto.
From-SVN: r130168
2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
* tree-chrec.h (build_polynomial_chrec): RHS of a chrec
should not be of pointer type.
From-SVN: r130167
2007-11-13 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34080
* iresolve.c (gfc_resolve_transfer): Do not try to convert
to a constant MOLD expression, if it is an assumed size
dummy.
2007-11-13 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34080
* gfortran.dg/transfer_assumed_size_1.f90: New test.
From-SVN: r130158
gcc/ada/
* sem_prag.adb (Process_Convention): Move the test for the
entity on which the Convention pragma applies down to also
forbid pragma Convention on enumeration literals reached
through renamings.
From-SVN: r130155
PR c++/34054
PR c++/34056
PR c++/34057
PR c++/34058
PR c++/34060
* pt.c (find_parameter_packs_r): If ppd->set_packs_to_error,
set to error_mark_node the outermost POINTER_TYPE to the pack if
it is seen in a POINTER_TYPE.
(push_template_decl_real): If check_for_bare_parameter_packs
fails for function return type, set the return type to
integer_type_node. If check_for_bare_parameter_packs failed
for non-function, return error_mark_node.
* g++.dg/parse/crash36.C: Add another dg-error.
* g++.dg/cpp0x/pr34054.C: New test.
* g++.dg/cpp0x/pr34056.C: New test.
* g++.dg/cpp0x/pr34057.C: New test.
* g++.dg/cpp0x/pr34058.C: New test.
* g++.dg/cpp0x/pr34060.C: New test.
From-SVN: r130152
PR tree-optimization/34063
* tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
as first chrec_fold_plus operand rather than second.
* g++.dg/tree-ssa/pr34063.C: New test.
From-SVN: r130151
pr 33870
* tree.h (strcut tree_memory_tag): add field unpartitionable.
remove field in_nested_struct.
(struct tree_struct_field_tag): add field nesting_level.
(sft_in_nested_struct): remove.
(sft_nesting_level): define.
(sft_unpartitionable_p): define.
* tree-ssa-alias.c (mem_sym_score): if mp->var is not
partitionable, return long_max.
(compute_memory_partitions): do not partition sfts marked
unpartitionable.
(create_sft): add argument nesting_level. set
sft_nesting_level with it. update all users.
(create_overlap_variables_for): show nesting level.
* tree-dfa.c (dump_subvars_for): likewise.
(dump_variable): likewise.
show whether the sft is partitionable or not.
* tree-flow.h (struct fieldoff): remove field
in_nested_struct.
add field nesting_level.
* tree-ssa-structalias.c (struct variable_info): remove
field in_nested_struct.
(push_fields_onto_fieldstack): add argument
nesting_level. update all users.
update documentation.
update pair->nesting_level with nesting_level.
make recursive calls with nesting_level + 1.
(set_uids_in_ptset): if an sft is added to the points-to
set, mark it as unpartitionable.
* tree-ssa-operands.c (ref_nesting_level): new.
(add_vars_for_offset): call it.
add argument full_ref. update
callers.
if var is inside a nested structure and the nesting level
of full_ref is lower than the nesting level of var,
adjust offset by the offset of var.
testsuite/ChangeLog
PR 33870
* gcc.c-torture/execute/pr33870-1.c: New test.
* gcc.dg/tree-ssa/alias-16.c: New test.
From-SVN: r130141
gcc/ada/
* a-tasatt.adb: Add a comment at the beginning of the package
explaining why in general 'Unchecked_Access must be used instead
of 'Access.
From-SVN: r130139
