Backported from mainline
2019-02-15 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/89278
* tree-loop-distribution.c: Include tree-eh.h.
(generate_memset_builtin, generate_memcpy_builtin): Call
rewrite_to_non_trapping_overflow on builtin->size before passing it
to force_gimple_operand_gsi.
* gcc.dg/pr89278.c: New test.
From-SVN: r275113
Backported from mainline
2019-02-14 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89354
* combine.c (make_extraction): Punt if extraction_mode is narrower
than len bits.
* gcc.dg/pr89354.c: New test.
From-SVN: r275111
Backported from mainline
2019-02-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/89314
* fold-const.c (fold_binary_loc): Cast strlen argument to
const char * before dereferencing it. Formatting fixes.
* gcc.dg/pr89314.c: New test.
From-SVN: r275110
Backported from mainline
2019-02-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89303
* tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
into pt->vars_contains_escaped_heap instead of setting
pt->vars_contains_escaped_heap to it.
2019-02-13 Jonathan Wakely <jwakely@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR middle-end/89303
* g++.dg/torture/pr89303.C: New test.
From-SVN: r275109
Backported from mainline
2019-02-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89281
* optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
INTVAL (size), compare it to GET_MODE_MASK instead of
1 << GET_MODE_BITSIZE.
From-SVN: r275108
Backported from mainline
2019-02-09 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89246
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
If !node->definition and TYPE_ARG_TYPES is non-NULL, use
TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
* gcc.dg/gomp/pr89246-1.c: New test.
* gcc.dg/gomp/pr89246-2.c: New test.
From-SVN: r275107
Backported from mainline
2019-01-16 David Malcolm <dmalcolm@redhat.com>
PR target/88861
* combine.c (delete_noop_moves): Convert to "bool" return,
returning true if any edges are eliminated.
(combine_instructions): Also return true if delete_noop_moves
returns true.
* g++.dg/opt/pr89188.C: Include ../torture/pr88861.C.
2019-01-16 David Malcolm <dmalcolm@redhat.com>
PR target/88861
* g++.dg/torture/pr88861.C: New test.
From-SVN: r275106
Backported from mainline
2019-02-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89234
* except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
(copy_reg_eh_region_note_backward): Likewise.
* g++.dg/ubsan/pr89234.C: New test.
From-SVN: r275105
Backported from mainline
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR c++/89187
* optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
PARM_DECLs of the thunk.
* lambda.c (maybe_add_lambda_conv_op): Likewise.
* g++.dg/opt/pr89187.C: New test.
From-SVN: r275104
Backported from mainline
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR target/89188
* dce.c (delete_unmarked_insns): Don't remove no-op moves if they
can throw, non-call exceptions are enabled and we can't delete
dead exceptions or alter cfg. Set must_clean if
delete_insn_and_edges returns true, don't set it blindly for calls.
* g++.dg/opt/pr89188.C: New test.
From-SVN: r275101
Backported from mainline
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89195
* combine.c (make_extraction): For MEMs, don't extract bytes outside
of the original MEM.
* gcc.c-torture/execute/pr89195.c: New test.
From-SVN: r275099
Backported from mainline
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR target/89186
* optabs.c (prepare_cmp_insn): Pass x and y to
emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
* g++.dg/ext/vector36.C: New test.
From-SVN: r275098
Backported from mainline
2019-02-02 Jakub Jelinek <jakub@redhat.com>
PR middle-end/87887
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Punt with warning on aggregate return or argument types. Ignore
type/mode checking for uniform arguments.
* gcc.dg/gomp/pr87887-1.c: New test.
* gcc.dg/gomp/pr87887-2.c: New test.
From-SVN: r275097
Backported from mainline
2019-02-01 Jakub Jelinek <jakub@redhat.com>
PR fortran/83246
PR fortran/89084
* trans-decl.c (generate_local_decl): Add referenced FL_PARAMETERs
if sym->ns->construct_entities rather than if
sym->ns->parent->code->op == EXEC_BLOCK.
* gfortran.dg/pr89084.f90: New test.
* gfortran.dg/lto/pr89084_0.f90: New test.
* gfortran.dg/pr83246.f90: New test.
From-SVN: r275096
Backported from mainline
2019-02-01 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/88107
* tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
instead of assertion that eh_region_outermost is non-NULL, if it
is NULL, set *ALL to true and return NULL.
(move_sese_region_to_fn): Adjust caller, if all is set, call
duplicate_eh_regions with NULL region.
* gcc.dg/gomp/pr88107.c: New test.
From-SVN: r275095
Backported from mainline
2019-01-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89002
* gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
for lastprivate/linear IV, push gimplify context around gimplify_assign
and, if it needed any temporaries, pop it into a gimple bind around the
sequence.
* testsuite/libgomp.c/pr89002.c: New test.
From-SVN: r275093
Backported from mainline
2019-01-27 Jakub Jelinek <jakub@redhat.com>
PR target/87214
* config/i386/sse.md
(<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
first constants in pairs are multiples of 2. Formatting fixes.
(avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
first constants in each quadruple are multiples of 4. Formatting fixes.
* gcc.target/i386/avx512vl-pr87214-1.c: New test.
* gcc.target/i386/avx512vl-pr87214-2.c: New test.
From-SVN: r275092
Backported from mainline
2019-01-24 Jakub Jelinek <jakub@redhat.com>
PR c++/88976
* semantics.c (finish_omp_cancel): Use maybe_convert_cond when not in
template or build_x_binary_op otherwise.
* c-c++-common/gomp/cancel-2.c: New test.
* gcc.dg/gomp/cancel-1.c: New test.
* g++.dg/gomp/cancel-1.C: New test.
* g++.dg/gomp/cancel-2.C: New test.
* g++.dg/gomp/cancel-3.C: New test.
From-SVN: r275091
Backported from mainline
2019-01-21 Jakub Jelinek <jakub@redhat.com>
PR c++/88949
* optimize.c (cxx_copy_decl): New function.
(clone_body): Use it instead of copy_decl_no_change.
* g++.dg/gomp/pr88949.C: New test.
From-SVN: r275089
Backported from mainline
2019-01-19 Jakub Jelinek <jakub@redhat.com>
PR fortran/88902
* trans-decl.c (gfc_get_symbol_decl): Don't add length to function
or parent function if it has been added there already.
* gfortran.dg/pr88902.f90: New test.
From-SVN: r275088
Backported from mainline
2019-01-17 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88870
* dce.c (deletable_insn_p): Never delete const/pure calls that can
throw if we can't alter the cfg or delete dead exceptions.
(mark_insn): Don't call find_call_stack_args for such calls.
* gcc.dg/pr88870.c: New test.
From-SVN: r275087
Backported from mainline
2019-01-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/82564
PR target/88620
* expr.c (expand_assignment): For calls returning VLA structures
if to_rtx is not a MEM, force it into a stack temporary.
* gcc.dg/nested-func-12.c: New test.
* gcc.c-torture/compile/pr82564.c: New test.
From-SVN: r275085
Backported from mainline
2019-01-04 Jakub Jelinek <jakub@redhat.com>
PR target/88594
* config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
of GET_MODE (opN) as modes of the libcall arguments.
* gcc.dg/pr88594.c: New test.
From-SVN: r275084
Backported from mainline
2019-01-03 Jakub Jelinek <jakub@redhat.com>
PR debug/88644
* dwarf2out.c (modified_type_die): If type is equal to sizetype,
change it to qualified_type.
* gcc.dg/debug/dwarf2/pr88644.c: New test.
2019-01-03 Iain Sandoe <iain@sandoe.co.uk>
* gcc.dg/pubtypes-2.c: Adjust expected pubtypes length.
* gcc.dg/pubtypes-3.c: Likewise.
* gcc.dg/pubtypes-4.c: Likewise.
From-SVN: r275083
Backported from mainline
2018-12-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/85594
PR middle-end/88553
* omp-expand.c (extract_omp_for_update_vars): Regimplify the condition
if needed.
(expand_omp_for_generic): Don't clobber t temporary for ordered loops.
* gcc.dg/gomp/pr85594.c: New test.
* gcc.dg/gomp/pr88553.c: New test.
From-SVN: r275082
Backported from mainline
2018-12-21 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88563
* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Swap innermode
and mode arguments to convert_modes. Likewise swap mode and word_mode
arguments. Handle both arguments with VOIDmode before convert_modes
of one of them. Formatting fixes.
* gcc.dg/pr88563.c: New test.
From-SVN: r275081
Backported from mainline
2018-12-13 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88470
* cfgcleanup.c (outgoing_edges_match): If the function is
shrink-wrapped and bb1 ends with a JUMP_INSN with a single fake
edge to EXIT, return false.
* gcc.target/i386/pr88470.c: New test.
From-SVN: r275080
Backported from mainline
2018-12-13 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88416
* valtrack.c (cleanup_auto_inc_dec): Handle pre/post-inc/dec/modify
even if !AUTO_INC_DEC.
* gcc.target/i386/pr88416.c: New test.
From-SVN: r275079
Backported from mainline
2018-12-07 Jakub Jelinek <jakub@redhat.com>
PR c++/86669
* call.c (make_temporary_var_for_ref_to_temp): Call pushdecl even for
automatic vars.
* g++.dg/cpp0x/initlist105.C: New test.
* g++.dg/cpp0x/initlist106.C: New test.
* g++.dg/other/pr86669.C: New test.
From-SVN: r275078
Backported from mainline
2018-12-07 Jakub Jelinek <jakub@redhat.com>
PR fortran/88377
* trans-openmp.c (gfc_omp_clause_default_ctor,
gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
gfc_omp_clause_linear_ctor, gfc_omp_clause_dtor): Only consider
GFC_DECL_GET_SCALAR_ALLOCATABLE vars as scalar allocatables if they
have pointer type.
* gfortran.dg/gomp/pr88377.f90: New test.
From-SVN: r275076
Backported from mainline
2018-12-04 Jakub Jelinek <jakub@redhat.com>
PR c++/88103
* typeck.c (build_class_member_access_expr): If unary_complex_lvalue
turned xvalue_p into non-xvalue_p, call move on it.
* g++.dg/cpp0x/rv-cond3.C: New test.
From-SVN: r275074
Backported from mainline
2018-12-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71109
* gcc.c-torture/compile/pr71109.c: New test.
From-SVN: r275073
Backported from mainline
2018-11-27 Jakub Jelinek <jakub@redhat.com>
PR c++/88181
* class.c (fixup_attribute_variants): Also propagate TYPE_PACKED
to variants.
* g++.dg/debug/pr88181.C: New test.
From-SVN: r275071
Backported from mainline
2018-11-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/87895
* omp-simd-clone.c (ipa_simd_modify_function_body): When removing
or replacing GIMPLE_RETURN, set EDGE_FALLTHRU on the edge to EXIT.
(simd_clone_adjust): Don't set EDGE_FALLTHRU here. In a loop that
redirects edges to EXIT to edges to incr_bb, iterate while EXIT
has any preds and always use EDGE_PRED (, 0).
* gcc.dg/gomp/pr87895-1.c: New test.
* gcc.dg/gomp/pr87895-2.c: New test.
* gcc.dg/gomp/pr87895-3.c: New test.
From-SVN: r275070
Backported from mainline
2018-10-25 Jakub Jelinek <jakub@redhat.com>
PR fortran/87725
* openmp.c (gfc_match_omp_clauses): Parse simd, monotonic and
nonmonotonic modifiers regardless of if they have been parsed
already or if the opposite one has. Fix up check whether
comma after modifier should be parsed.
(resolve_omp_clauses): Diagnose schedule modifier restrictions.
* c-c++-common/gomp/schedule-modifiers-1.c (bar): Separate modifier
from kind with a colon rather than comma.
* gfortran.dg/gomp/schedule-modifiers-1.f90: New test.
* gfortran.dg/gomp/schedule-modifiers-2.f90: New test.
From-SVN: r275067
Backported from mainline
2018-10-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/85488
PR middle-end/87649
* omp-low.c (check_omp_nesting_restrictions): Diagnose ordered without
depend closely nested inside of loop with ordered clause with
a parameter.
* c-c++-common/gomp/doacross-2.c: New test.
* c-c++-common/gomp/sink-3.c: Expect another error during error
recovery.
From-SVN: r275065
