PR lto/45721
PR lto/45375
* tree.h (symbol_alias_set_t): Move typedef here from varasm.c
(symbol_alias_set_destroy, symbol_alias_set_contains,
propagate_aliases_backward): Declare.
* lto-streamer-out.c (struct sets): New sturcture.
(trivally_defined_alias): New function.
(output_alias_pair_p): Rewrite.
(output_unreferenced_globals): Fix output of alias pairs.
(produce_symtab): Likewise.
* ipa.c (function_and_variable_visibility): Set weak alias destination
as needed in lto.
* varasm.c (symbol_alias_set_t): Remove.
(symbol_alias_set_destroy): Export.
(propagate_aliases_forward, propagate_aliases_backward): New functions
based on ...
(compute_visible_aliases): ... this one; remove.
(trivially_visible_alias): New
(trivially_defined_alias): New.
(remove_unreachable_alias_pairs): Rewrite.
(finish_aliases_1): Reorganize code checking if alias is defined.
* passes.c (rest_of_decl_compilation): Do not call assemble_alias when
in LTO mode.
* lto.c (partition_cgraph_node_p, partition_varpool_node_p): Weakrefs are
not partitioned.
* testsuite/gcc.dg/lto/pr45721_1.c: New file.
* testsuite/gcc.dg/lto/pr45721_0.c: New file.
From-SVN: r168666
2011-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46076
* tree-ssa.c (useless_type_conversion_p): Conversions from
unprototyped to empty argument list function types are useless.
* gcc.dg/tree-ssa/pr46076.c: New testcase.
From-SVN: r168665
2011-01-11 Richard Guenther <rguenther@suse.de>
PR middle-end/45235
* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
volatile MEMs as MEM_READONLY_P.
From-SVN: r168663
2011-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47239
* tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
From-SVN: r168661
* PR tree-optimization/47086
* tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
IVs from statements that might throw.
* PR tree-optimization/47086
* gcc.dg/pr47086.c: New test.
From-SVN: r168659
2011-01-12 Richard Guenther <rguenther@suse.de>
PR middle-end/32511
* c-common.c (handle_weak_attribute): Warn instead of error
on declaring an inline function weak.
* gcc.dg/attr-weak-1.c: Adjust.
From-SVN: r168652
2011-01-11 Paul Thomas <pault@gcc.gnu.org>
PR fortran/47051
* trans-array.c (gfc_alloc_allocatable_for_assignment): Change
to be standard compliant by testing for shape rather than size
before skipping reallocation. Improve comments.
2011-01-11 Paul Thomas <pault@gcc.gnu.org>
PR fortran/47051
* gfortran.dg/realloc_on_assign_2.f03 : Modify 'test1' to be
standard compliant and comment.
From-SVN: r168650
* PR tree-optimization/47141
* ipa-split.c (split_function): Handle case where we are returning a
value and the return block has a virtual operand phi.
* gcc.c-torture/compile/pr47141.c: New test.
Approved by richie in IRC
From-SVN: r168634
PR tree-optimization/47234
* tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
(pass_feedback_split_functions): Declare.
* passes.c (init_optimization_passes): Add ipa-split as subpass of
tree-profile.
* ipa-split.c (gate_split_functions): Update comments; disable
split-functions for profile_arc_flag and branch_probabilities.
(gate_feedback_split_functions): New function.
(execute_feedback_split_functions): New function.
(pass_feedback_split_functions): New global var.
From-SVN: r168632
2011-01-09 Kai Tietz <kai.tietz@onevision.com>
* config/i386/winnt.c (i386_pe_start_function): Make sure
to switch back to function's section.
From-SVN: r168615
2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/38536
* resolve.c (is_scalar_expr_ptr): For a substring reference,
use gfc_dep_compare_expr to compare start and end expession.
Add FIXME for using gfc_deb_compare_expr elsewhere.
2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/38536
* gfortran.dg/iso_c_binding_c_loc_char_1.f03: New test.
From-SVN: r168614
2011-01-09 Janus Weil <janus@gcc.gnu.org>
PR fortran/46313
* class.c (get_unique_type_string): Make type name start with upper
case letter.
2011-01-09 Janus Weil <janus@gcc.gnu.org>
PR fortran/46313
* gfortran.dg/class_35.f90: New.
From-SVN: r168610
gcc/:
* doc/cpp.texi (C++ Named Operators): Fix markup for header
file name.
* doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
two extra empty pages in PDF output.
From-SVN: r168609
In gcc/:
2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/47078
* c-parser.c (c_parser_objc_type_name): If the type is unknown,
for error recovery purposes behave as if it was not specified so
that the default type is usd.
In gcc/testsuite/:
2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/47078
* objc.dg/invalid-method-2.m: New.
* obj-c++.dg/invalid-method-2.mm: New.
In gcc/cp/:
2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/47078
* parser.c (cp_parser_objc_typename): If the type is unknown, for
error recovery purposes behave as if it was not specified so that
the default type is used.
From-SVN: r168601
2011-01-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/46896
* trans-expr.c (gfc_conv_procedure_call): With a non-copying
procedure argument (eg TRANSPOSE) use a temporary if there is
any chance of aliasing due to host or use association.
(arrayfunc_assign_needs_temporary): Correct logic for function
results and do not use a temporary for implicitly PURE
variables. Use a temporary for Cray pointees.
* symbol.c (gfc_add_save): Explicit SAVE not compatible with
implicit pureness of containing procedure.
* decl.c (match_old_style_init, gfc_match_data): Where decl
would fail in PURE procedure, set implicit_pure to zero.
* gfortran.h : Add implicit_pure to structure symbol_attr and
add prototype for function gfc_implicit_pure.
* expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
Where decl would fail in PURE procedure, reset implicit_pure.
* io.c (match_vtag, gfc_match_open, gfc_match_close,
gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
* match.c (gfc_match_critical, gfc_match_stopcode,
sync_statement, gfc_match_allocate, gfc_match_deallocate): The
same.
* parse.c (decode_omp_directive): The same.
(parse_contained): If not PURE, set implicit pure attribute.
* resolve.c (resolve_formal_arglist, resolve_structure_cons,
resolve_function, resolve_ordinary_assign) : The same.
(gfc_implicit_pure): New function.
* module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
to ab_attribute enum and use it in this function.
2011-01-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/46896
* gfortran.dg/transpose_optimization_2.f90 : New test.
From-SVN: r168600
