gcc/cp/ChangeLog

   1 2018-01-17  Nathan Sidwell  <nathan@acm.org>
   2
   3         PR c++/83287
   4         * init.c (build_raw_new_expr): Scan list for lookups to keep.
   5
   6 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
   7
   8         PR c++/83814
   9         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
  10         the C++ part.  If processing a template, call
  11         fold_non_dependent_expr rather than fully folding.
  12
  13 2018-01-17  Jason Merrill  <jason@redhat.com>
  14
  15         PR c++/81067 - redundant NULL warning.
  16         * call.c (convert_like_real): Restore null_node handling.
  17
  18 2018-01-17  Jason Merrill  <jason@redhat.com>
  19
  20         PR c++/81843 - ICE with variadic member template.
  21         PR c++/72801
  22         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
  23         template args.
  24
  25 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
  26
  27         PR c++/83799
  28         * pt.c (type_dependent_expression_p): Strip any location wrapper
  29         before testing tree codes.
  30         (selftest::test_type_dependent_expression_p): New function.
  31         (selftest::cp_pt_c_tests): Call it.
  32
  33 2018-01-17  Nathan Sidwell  <nathan@acm.org>
  34
  35         PR c++/83739
  36         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
  37         this not a final instantiation.
  38
  39 2018-01-16  Jason Merrill  <jason@redhat.com>
  40
  41         PR c++/83714 - ICE checking return in template.
  42         * typeck.c (check_return_expr): Call build_non_dependent_expr.
  43
  44 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
  45
  46         PR c++/83817
  47         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
  48         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
  49         instead of CALL_FROM_THUNK_P.
  50
  51         PR c++/83825
  52         * name-lookup.c (member_vec_dedup): Return early if len is 0.
  53         (resort_type_member_vec, set_class_bindings,
  54         insert_late_enum_def_bindings): Use vec qsort method instead of
  55         calling qsort directly.
  56
  57 2018-01-15  Martin Sebor  <msebor@redhat.com>
  58
  59         PR c++/83588
  60         * class.c (find_flexarrays): Make a record of multiple flexible array
  61         members.
  62
  63 2018-01-12  Jason Merrill  <jason@redhat.com>
  64
  65         PR c++/83186 - ICE with static_cast of list-initialized temporary.
  66         * typeck.c (build_static_cast): Use build_non_dependent_expr.
  67
  68 2018-01-12  Nathan Sidwell  <nathan@acm.org>
  69
  70         * cp-tree.h (mark_rvalue_use): Add parm name.
  71         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
  72         mark_rvalue_use.
  73         * call.c (convert_like_real): Fix formatting.
  74
  75 2018-01-11  Jason Merrill  <jason@redhat.com>
  76
  77         PR c++/82728 - wrong -Wunused-but-set-variable
  78         PR c++/82799
  79         PR c++/83690
  80         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
  81         * decl.c (case_conversion): Likewise.
  82         * semantics.c (finish_static_assert): Call
  83         perform_implicit_conversion_flags.
  84
  85 2018-01-11  Nathan Sidwell  <nathan@acm.org>
  86
  87         * method.c (enum mangling_flags): Delete long-dead enum.
  88
  89 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
  90
  91         * parser.c (cp_parser_std_attribute_spec): When
  92         token_pair::require_open / require_close return false simply
  93         return error_mark_node, avoid duplicate cp_parser_error about
  94         expected '(' / ')', respectively.
  95
  96 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
  97
  98         PR c++/43486
  99         * call.c (null_ptr_cst_p): Strip location wrappers when
 100         converting from '0' to a pointer type in C++11 onwards.
 101         (conversion_null_warnings): Replace comparison with null_node with
 102         call to null_node_p.
 103         (build_over_call): Likewise.
 104         * cp-gimplify.c (cp_fold): Remove the early bailout when
 105         processing_template_decl.
 106         * cp-lang.c (selftest::run_cp_tests): Call
 107         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
 108         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
 109         (selftest::run_cp_tests): Move decl to bottom of file.
 110         (null_node_p): New inline function.
 111         (selftest::cp_pt_c_tests): New decl.
 112         (selftest::cp_tree_c_tests): New decl.
 113         * cvt.c (build_expr_type_conversion): Replace comparison with
 114         null_node with call to null_node_p.
 115         * error.c (args_to_string): Likewise.
 116         * except.c (build_throw): Likewise.
 117         * mangle.c (write_expression): Skip location wrapper nodes.
 118         * parser.c (literal_integer_zerop): New function.
 119         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
 120         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
 121         param of cp_parser_parenthesized_expression_list.  When calling
 122         warn_for_memset, replace integer_zerop calls with
 123         literal_integer_zerop, eliminating the double logical negation
 124         cast to bool.  Eliminate the special-casing for CONST_DECL in
 125         favor of the fold_for_warn within warn_for_memset.
 126         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
 127         param, defaulting to false.  Convert "expr" to a cp_expr, and call
 128         maybe_add_location_wrapper on it when wrap_locations_p is true.
 129         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
 130         the result for RID_ALIGNOF and RID_SIZEOF.
 131         (cp_parser_builtin_offsetof): Likewise.
 132         * pt.c: Include "selftest.h".
 133         (tsubst_copy): Handle location wrappers.
 134         (tsubst_copy_and_build): Likewise.
 135         (build_non_dependent_expr): Likewise.
 136         (selftest::test_build_non_dependent_expr): New function.
 137         (selftest::cp_pt_c_tests): New function.
 138         * tree.c: Include "selftest.h".
 139         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
 140         (selftest::test_lvalue_kind): New function.
 141         (selftest::cp_tree_c_tests): New function.
 142         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
 143         (cp_build_binary_op): Replace comparison with null_node with call
 144         to null_node_p.
 145         (build_address): Use location of operand when building address
 146         expression.
 147
 148 2018-01-10  Marek Polacek  <polacek@redhat.com>
 149
 150         PR c++/82541
 151         * call.c (build_conditional_expr_1): Check complain before warning.
 152         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
 153         -Wduplicated-branches.
 154
 155 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
 156
 157         PR c++/81327
 158         * call.c (maybe_warn_class_memaccess): Add forward declaration.
 159         Change last argument from tree * to const vec<tree, va_gc> *, adjust
 160         args uses and check number of operands too.  Don't strip away any
 161         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
 162         Deal with src argument not having pointer type.  Check
 163         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
 164         test.
 165         (build_over_call): Call maybe_warn_class_memaccess here on the
 166         original arguments.
 167         (build_cxx_call): Rather than here on converted arguments.
 168
 169 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
 170
 171         PR c++/81055
 172         * init.c (build_vec_init): Avoid building an INIT_EXPR with
 173         error_mark_node as second argument.
 174
 175 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
 176
 177         PR c++/83734
 178         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
 179         in STATEMENT_LIST.  Remove unneeded assert.
 180
 181 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 182             Alan Hayward  <alan.hayward@arm.com>
 183             David Sherwood  <david.sherwood@arm.com>
 184
 185         * constexpr.c (cxx_eval_array_reference): Handle polynomial
 186         VECTOR_CST_NELTS.
 187         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
 188         * call.c (build_conditional_expr_1): Likewise.
 189         * decl.c (cp_finish_decomp): Likewise.
 190         * mangle.c (write_type): Likewise.
 191         * typeck.c (structural_comptypes): Likewise.
 192         (cp_build_binary_op): Likewise.
 193         * typeck2.c (process_init_constructor_array): Likewise.
 194
 195 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 196
 197         PR c++/83555
 198         * typeck.c (build_static_cast_1): For static casts to reference types,
 199         call build_base_path with flag_delete_null_pointer_checks as nonnull
 200         instead of always false.  When -fsanitize=null, call
 201         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
 202         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
 203         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
 204
 205 2018-01-03  Nathan Sidwell  <nathan@acm.org>
 206
 207         PR c++/83667
 208         * method.c (make_alias_for): Copy DECL_CONTEXT.
 209
 210 2018-01-03  Marek Polacek  <polacek@redhat.com>
 211
 212         PR c++/83592
 213         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
 214
 215 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 216
 217         PR preprocessor/83602
 218         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
 219         for builtin macros.
 220
 221         PR c++/83634
 222         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
 223         error_mark_node, return error_mark_node.
 224
 225         Update copyright years.
 226
 227 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
 228
 229         PR c++/83556
 230         * tree.c (replace_placeholders_r): Pass NULL as last argument to
 231         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
 232         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
 233         to false and return.
 234         (replace_placeholders): Pass NULL instead of &pset as last argument
 235         to cp_walk_tree.
 236
 237 2018-01-02  Nathan Sidwell  <nathan@acm.org>
 238
 239         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
 240         lval var.
 241 \f
 242 Copyright (C) 2018 Free Software Foundation, Inc.
 243
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