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Daily bump.

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GCC Administrator 2020-09-10 00:16:28 +00:00
parent 81de459ec7
commit 80f86e78ac
12 changed files with 446 additions and 1 deletions
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4
config/ChangeLog
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2020-09-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* largefile.m4: Sync from binutils-gdb.
2020-08-20 Tobias Burnus <tobias@codesourcery.com>
PR bootstrap/96612

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gcc/ChangeLog
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2020-09-09 David Malcolm <dmalcolm@redhat.com>
PR analyzer/94355
* doc/invoke.texi: Document -Wanalyzer-mismatching-deallocation.
2020-09-09 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/96475
* bb-reorder.c (maybe_duplicate_computed_goto): Remove single_pred_p
micro-optimization.
2020-09-09 Tom de Vries <tdevries@suse.de>
* config/nvptx/nvptx.c (nvptx_assemble_decl_begin): Fix Wformat
warning.
2020-09-09 Richard Biener <rguenther@suse.de>
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Do
nothing when the permutation doesn't permute.
2020-09-09 Tom de Vries <tdevries@suse.de>
PR target/96991
* config/nvptx/nvptx.c (write_fn_proto): Fix boolean type check.
2020-09-09 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_comparison): Allow
STMT_VINFO_LIVE_P stmts.
2020-09-09 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_condition): Allow
STMT_VINFO_LIVE_P stmts.
2020-09-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/96978
* tree-vect-stmts.c (vectorizable_condition): Do not
look at STMT_VINFO_LIVE_P for BB vectorization.
(vectorizable_comparison): Likewise.
2020-09-09 liuhongt <hongtao.liu@intel.com>
PR target/96955
* config/i386/i386.md (get_thread_pointer<mode>): New
expander.
2020-09-08 Julian Brown <julian@codesourcery.com>
* config/gcn/gcn-valu.md (scatter<mode>_insn_1offset_ds<exec_scatter>):

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gcc/DATESTAMP
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20200909
20200910

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gcc/analyzer/ChangeLog
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2020-09-09 David Malcolm <dmalcolm@redhat.com>
PR analyzer/94355
* analyzer.opt (Wanalyzer-mismatching-deallocation): New warning.
* region-model-impl-calls.cc
(region_model::impl_call_operator_new): New.
(region_model::impl_call_operator_delete): New.
* region-model.cc (region_model::on_call_pre): Detect operator new
and operator delete.
(region_model::on_call_post): Likewise.
(region_model::maybe_update_for_edge): Detect EH edges and call...
(region_model::apply_constraints_for_exception): New function.
* region-model.h (region_model::impl_call_operator_new): New decl.
(region_model::impl_call_operator_delete): New decl.
(region_model::apply_constraints_for_exception): New decl.
* sm-malloc.cc (enum resource_state): New.
(struct allocation_state): New state subclass.
(enum wording): New.
(struct api): New.
(malloc_state_machine::custom_data_t): New typedef.
(malloc_state_machine::add_state): New decl.
(malloc_state_machine::m_unchecked)
(malloc_state_machine::m_nonnull)
(malloc_state_machine::m_freed): Delete these states in favor
of...
(malloc_state_machine::m_malloc)
(malloc_state_machine::m_scalar_new)
(malloc_state_machine::m_vector_new): ...this new api instances,
which own their own versions of these states.
(malloc_state_machine::on_allocator_call): New decl.
(malloc_state_machine::on_deallocator_call): New decl.
(api::api): New ctor.
(dyn_cast_allocation_state): New.
(as_a_allocation_state): New.
(get_rs): New.
(unchecked_p): New.
(nonnull_p): New.
(freed_p): New.
(malloc_diagnostic::describe_state_change): Use unchecked_p and
nonnull_p.
(class mismatching_deallocation): New.
(double_free::double_free): Add funcname param for initializing
m_funcname.
(double_free::emit): Use m_funcname in warning message rather
than hardcoding "free".
(double_free::describe_state_change): Likewise. Use freed_p.
(double_free::describe_call_with_state): Use freed_p.
(double_free::describe_final_event): Use m_funcname in message
rather than hardcoding "free".
(double_free::m_funcname): New field.
(possible_null::describe_state_change): Use unchecked_p.
(possible_null::describe_return_of_state): Likewise.
(use_after_free::use_after_free): Add param for initializing m_api.
(use_after_free::emit): Use m_api->m_dealloc_funcname in message
rather than hardcoding "free".
(use_after_free::describe_state_change): Use freed_p. Change the
wording of the message based on the API.
(use_after_free::describe_final_event): Use
m_api->m_dealloc_funcname in message rather than hardcoding
"free". Change the wording of the message based on the API.
(use_after_free::m_api): New field.
(malloc_leak::describe_state_change): Use unchecked_p. Update
for renaming of m_malloc_event to m_alloc_event.
(malloc_leak::describe_final_event): Update for renaming of
m_malloc_event to m_alloc_event.
(malloc_leak::m_malloc_event): Rename...
(malloc_leak::m_alloc_event): ...to this.
(free_of_non_heap::free_of_non_heap): Add param for initializing
m_funcname.
(free_of_non_heap::emit): Use m_funcname in message rather than
hardcoding "free".
(free_of_non_heap::describe_final_event): Likewise.
(free_of_non_heap::m_funcname): New field.
(allocation_state::dump_to_pp): New.
(allocation_state::get_nonnull): New.
(malloc_state_machine::malloc_state_machine): Update for changes
to state fields and new api fields.
(malloc_state_machine::add_state): New.
(malloc_state_machine::on_stmt): Move malloc/calloc handling to
on_allocator_call and call it, passing in the API pointer.
Likewise for free, moving it to on_deallocator_call. Handle calls
to operator new and delete in an analogous way. Use unchecked_p
when testing for possibly-null-arg and possibly-null-deref, and
transition to the non-null for the correct API. Remove redundant
node param from call to on_zero_assignment. Use freed_p for
use-after-free check, and pass in API.
(malloc_state_machine::on_allocator_call): New, based on code in
on_stmt.
(malloc_state_machine::on_deallocator_call): Likewise.
(malloc_state_machine::on_phi): Mark node param with
ATTRIBUTE_UNUSED; don't pass it to on_zero_assignment.
(malloc_state_machine::on_condition): Mark node param with
ATTRIBUTE_UNUSED. Replace on_transition calls with get_state and
set_next_state pairs, transitioning to the non-null state for the
appropriate API.
(malloc_state_machine::can_purge_p): Port to new state approach.
(malloc_state_machine::on_zero_assignment): Replace on_transition
calls with get_state and set_next_state pairs. Drop redundant
node param.
* sm.h (state_machine::add_custom_state): New.
2020-09-09 David Malcolm <dmalcolm@redhat.com>
* diagnostic-manager.cc
(null_assignment_sm_context::warn_for_state): Replace with...
(null_assignment_sm_context::warn): ...this.
* engine.cc (impl_sm_context::warn_for_state): Replace with...
(impl_sm_context::warn): ...this.
* sm-file.cc (fileptr_state_machine::on_stmt): Replace
warn_for_state and on_transition calls with a get_state
test guarding warn and set_next_state calls.
* sm-malloc.cc (malloc_state_machine::on_stmt): Likewise.
* sm-pattern-test.cc (pattern_test_state_machine::on_condition):
Replace warn_for_state call with warn call.
* sm-sensitive.cc
(sensitive_state_machine::warn_for_any_exposure): Replace
warn_for_state call with a get_state test guarding a warn call.
* sm-signal.cc (signal_state_machine::on_stmt): Likewise.
* sm-taint.cc (taint_state_machine::on_stmt): Replace
warn_for_state and on_transition calls with a get_state
test guarding warn and set_next_state calls.
* sm.h (sm_context::warn_for_state): Replace with...
(sm_context::warn): ...this.
2020-09-09 David Malcolm <dmalcolm@redhat.com>
* diagnostic-manager.cc
(null_assignment_sm_context::null_assignment_sm_context): Add old_state
and ext_state params, initializing m_old_state and m_ext_state.
(null_assignment_sm_context::on_transition): Split into...
(null_assignment_sm_context::get_state): ...this new vfunc
implementation and...
(null_assignment_sm_context::set_next_state): ...this new vfunc
implementation.
(null_assignment_sm_context::m_old_state): New field.
(null_assignment_sm_context::m_ext_state): New field.
(diagnostic_manager::add_events_for_eedge): Pass in old state and
ext_state when creating sm_ctxt.
* engine.cc (impl_sm_context::on_transition): Split into...
(impl_sm_context::get_state): ...this new vfunc
implementation and...
(impl_sm_context::set_next_state): ...this new vfunc
implementation.
* sm.h (sm_context::get_state): New pure virtual function.
(sm_context::set_next_state): Likewise.
(sm_context::on_transition): Convert from a pure virtual function
to a regular function implemented in terms of get_state and
set_next_state.
2020-09-09 David Malcolm <dmalcolm@redhat.com>
* checker-path.cc (state_change_event::get_desc): Update
state_machine::get_state_name calls to state::get_name.
(warning_event::get_desc): Likewise.
* diagnostic-manager.cc
(null_assignment_sm_context::on_transition): Update comparison
against 0 with comparison with m_sm.get_start_state.
(diagnostic_manager::prune_for_sm_diagnostic): Update
state_machine::get_state_name calls to state::get_name.
* engine.cc (impl_sm_context::on_transition): Likewise.
(exploded_node::get_dot_fillcolor): Use get_id when summing
the sm states.
* program-state.cc (sm_state_map::sm_state_map): Don't hardcode
0 as the start state when initializing m_global_state.
(sm_state_map::print): Use dump_to_pp rather than get_state_name
when dumping states.
(sm_state_map::is_empty_p): Don't hardcode 0 as the start state
when examining m_global_state.
(sm_state_map::hash): Use get_id when hashing states.
(selftest::test_sm_state_map): Use state objects rather than
arbitrary hardcoded integers.
(selftest::test_program_state_merging): Likewise.
(selftest::test_program_state_merging_2): Likewise.
* sm-file.cc (fileptr_state_machine::m_start): Move to base class.
(file_diagnostic::describe_state_change): Use get_start_state.
(fileptr_state_machine::fileptr_state_machine): Drop m_start
initialization.
* sm-malloc.cc (malloc_state_machine::m_start): Move to base
class.
(malloc_diagnostic::describe_state_change): Use get_start_state.
(possible_null::describe_state_change): Likewise.
(malloc_state_machine::malloc_state_machine): Drop m_start
initialization.
* sm-pattern-test.cc (pattern_test_state_machine::m_start): Move
to base class.
(pattern_test_state_machine::pattern_test_state_machine): Drop
m_start initialization.
* sm-sensitive.cc (sensitive_state_machine::m_start): Move to base
class.
(sensitive_state_machine::sensitive_state_machine): Drop m_start
initialization.
* sm-signal.cc (signal_state_machine::m_start): Move to base
class.
(signal_state_machine::signal_state_machine): Drop m_start
initialization.
* sm-taint.cc (taint_state_machine::m_start): Move to base class.
(taint_state_machine::taint_state_machine): Drop m_start
initialization.
* sm.cc (state_machine::state::dump_to_pp): New.
(state_machine::state_machine): Move here from sm.h. Initialize
m_next_state_id and m_start.
(state_machine::add_state): Reimplement in terms of state objects.
(state_machine::get_state_name): Delete.
(state_machine::get_state_by_name): Reimplement in terms of state
objects. Make const.
(state_machine::validate): Delete.
(state_machine::dump_to_pp): Reimplement in terms of state
objects.
* sm.h (state_machine::state): New class.
(state_machine::state_t): Convert typedef from "unsigned" to
"const state_machine::state *".
(state_machine::state_machine): Move to sm.cc.
(state_machine::get_default_state): Use m_start rather than
hardcoding 0.
(state_machine::get_state_name): Delete.
(state_machine::get_state_by_name): Make const.
(state_machine::get_start_state): New accessor.
(state_machine::alloc_state_id): New.
(state_machine::m_state_names): Drop in favor of...
(state_machine::m_states): New field
(state_machine::m_start): New field
(start_start_p): Delete.
2020-09-08 David Malcolm <dmalcolm@redhat.com>
PR analyzer/96949

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gcc/cp/ChangeLog
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2020-09-09 Marek Polacek <polacek@redhat.com>
PR c++/77841
* decl.c (reshape_init): If we're initializing a char array from
a string-literal that is enclosed in braces, unwrap it.
* init.c (build_new_1): Don't handle string-initializers here.
(build_new): Handle new-expression with paren-init when the
array bound is known. Always pass string constants to build_new_1
enclosed in braces. Don't handle string-initializers in any
special way.
2020-09-09 Marek Polacek <polacek@redhat.com>
PR c++/95164
* decl.c (reshape_init_r): When initializing an aggregate member
with an initializer from an initializer-list, also consider
COMPOUND_LITERAL_P.
2020-09-09 Nathan Sidwell <nathan@acm.org>
* parser.c (cp_parser_omp_declare_reduction): Refactor to avoid
code duplication. Update DECL_TI_TEMPLATE's context.
* pt.c (tsubst_expr): For OMP reduction function, set context to
global_namespace before pushing.
(tsubst_omp_udr): Assert current_function_decl, add comment about
decl context.
2020-09-09 Patrick Palka <ppalka@redhat.com>
PR c++/96647
* class.c (resolve_address_of_overloaded_function): Check
constraints_satisfied_p and perform return-type deduction via
maybe_instantiate_decl when considering non-template functions
in the overload set.
* cp-tree.h (maybe_instantiate_decl): Declare.
* decl2.c (maybe_instantiate_decl): Remove static.
2020-09-04 Jason Merrill <jason@redhat.com>
* expr.c (mark_use): Use iloc_sentinel.

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gcc/fortran/ChangeLog
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2020-09-09 Tobias Burnus <tobias@codesourcery.com>
PR fortran/95109
PR fortran/94690
* resolve.c (gfc_resolve_code): Also call
gfc_resolve_omp_parallel_blocks for 'distribute parallel do (simd)'.
* openmp.c (gfc_resolve_omp_parallel_blocks): Handle it.
(gfc_resolve_do_iterator): Remove special code for SIMD, which is
not needed.
* trans-openmp.c (gfc_trans_omp_target): For TARGET_PARALLEL_DO_SIMD,
call simd not do processing function.
2020-09-08 Thomas Koenig <tkoenig@gcc.gnu.org>
* intrinsic.texi: Fix description of FINDLOC result.

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gcc/testsuite/ChangeLog
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2020-09-09 Marek Polacek <polacek@redhat.com>
PR c++/77841
* g++.old-deja/g++.ext/arrnew2.C: Expect the error only in C++17
and less.
* g++.old-deja/g++.robertl/eb58.C: Adjust dg-error.
* g++.old-deja/g++.robertl/eb63.C: Expect the error only in C++17
and less.
* g++.dg/cpp2a/new-array5.C: New test.
* g++.dg/cpp2a/paren-init36.C: New test.
* g++.dg/cpp2a/paren-init37.C: New test.
* g++.dg/pr84729.C: Adjust dg-error.
2020-09-09 Marek Polacek <polacek@redhat.com>
PR c++/95164
* g++.dg/cpp0x/initlist123.C: New test.
2020-09-09 David Malcolm <dmalcolm@redhat.com>
PR analyzer/94355
* g++.dg/analyzer/new-1.C: New test.
* g++.dg/analyzer/new-vs-malloc.C: New test.
2020-09-09 Marek Polacek <polacek@redhat.com>
* g++.dg/warn/Wnonnull6.C: Use target c++14.
2020-09-09 Marek Polacek <polacek@redhat.com>
* g++.dg/cpp0x/auto-96647.C: Moved to...
* g++.dg/cpp1y/auto-96647.C: ...here. Use target c++14.
2020-09-09 H.J. Lu <hjl.tools@gmail.com>
PR target/96955
* gcc.target/i386/builtin_thread_pointer.c: Update scan-assembler
for x32.
2020-09-09 Patrick Palka <ppalka@redhat.com>
PR c++/96647
* g++.dg/cpp0x/auto-96647.C: New test.
* g++.dg/cpp0x/error9.C: New test.
* g++.dg/cpp2a/concepts-fn6.C: New test.
2020-09-09 Richard Biener <rguenther@suse.de>
* gcc.dg/vect/vect-live-6.c: New testcase.
2020-09-09 Tobias Burnus <tobias@codesourcery.com>
* gfortran.dg/gomp/combined-if.f90: Update scan-tree-dump-times for
'omp simd.*if' for nvptx even more.
2020-09-09 Richard Biener <rguenther@suse.de>
* gcc.dg/vect/vect-cond-13.c: New testcase.
* gcc.target/i386/pr87007-4.c: Adjust.
* gcc.target/i386/pr87007-5.c: Likewise.
2020-09-09 liuhongt <hongtao.liu@intel.com>
* gcc.target/i386/builtin_thread_pointer.c: New test.
2020-09-09 Tobias Burnus <tobias@codesourcery.com>
PR fortran/95109
PR fortran/94690
* gfortran.dg/gomp/combined-if.f90: Update scan-tree-dump-times for
'omp simd.*if'.
* gfortran.dg/gomp/openmp-simd-5.f90: New test.
2020-09-08 David Malcolm <dmalcolm@redhat.com>
PR analyzer/96949

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* dwarf2.h (enum dwarf_sect_v5): A new enum section for the
sections in a DWARF 5 DWP file (DWP version 5).
2020-09-09 Caroline Tice <cmtice@google.com>
* dwarf2.h (enum dwarf_sect_v5): A new enum section for the
sections in a DWARF 5 DWP file (DWP version 5).
2020-09-08 Felix Willgerodt <felix.willgerodt@intel.com>
* floatformat.h (floatformat_bfloat16_big): New.

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libbacktrace/ChangeLog
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2020-09-09 Ian Lance Taylor <iant@golang.org>
* pecoff.c (coff_initialize_syminfo): Add is_64 parameter.
(coff_add): Determine and pass is_64.
2020-09-09 Ian Lance Taylor <iant@golang.org>
PR libbacktrace/96973
* fileline.c (macho_get_executable_path): New static function.
(fileline_initialize): Call macho_get_executable_path.
2020-09-09 Ian Lance Taylor <iant@golang.org>
* dwarf.c (function_addrs_search): Compare against the next entry
low address, not the high address.
(unit_addrs_search): Likewise.
(build_address_map): Add a trailing unit_addrs.
(read_function_entry): Add a trailing function_addrs.
(read_function_info): Likewise.
(report_inlined_functions): Search backward for function_addrs
match.
(dwarf_lookup_pc): Search backward for unit_addrs and
function_addrs matches.
2020-09-08 Ian Lance Taylor <iant@golang.org>
* simple.c (simple_unwind): Correct comment spelling.

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libgcc/ChangeLog
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2020-09-09 Tom de Vries <tdevries@suse.de>
* config/nvptx/atomic.c (__SYNC_SUBWORD_COMPARE_AND_SWAP): Fix
Wbuiltin-declaration-mismatch.
2020-08-26 Jozef Lawrynowicz <jozef.l@mittosystems.com>
* config/msp430/slli.S (__gnu_mspabi_sllp): New.

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libphobos/ChangeLog
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2020-09-09 H.J. Lu <hjl.tools@gmail.com>
PR d/95680
* libdruntime/config/x86/switchcontext.S: Include <cet.h> to
generate the CET marker for -fcf-protection.
2020-09-08 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/95680

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lto-plugin/ChangeLog
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2020-09-09 Nick Clifton <nickc@redhat.com>
* lto-plugin.c (struct plugin_symtab): Add last_sym field.
(parse_symtab_extension): Only read as many entries as are
available in the buffer. Store the data read into the symbol
table indexed from last_sym. Increment last_sym.
2020-07-30 H.J. Lu <hjl.tools@gmail.com>
PR bootstrap/96202