Merged revisions r232323 through r250392 to the branch

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/tr29124@250393 138bc75d-0d04-0410-961f-82ee72b054a4

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diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
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+2017-07-18  Nathan Sidwell  <nathan@acm.org>
+
+	* c-parser.c (c_parser_array_notation): Use TYPE_{MIN,MAX}_VALUE.
+
+2017-07-14  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-decl.c (implicitly_declare): When suggesting a missing
+	#include, provide a fix-it hint.
+
+2017-07-06  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-lang.c (selftest::run_c_tests): Move body to c_family_tests,
+	and call that instead.
+	* c-tree.h (selftest::run_c_tests): New decl.
+
+2017-06-26  Marek Polacek  <polacek@redhat.com>
+
+	PR c/80116
+	* c-parser.c (c_parser_if_body): Set the location of the
+	body of the conditional after parsing all the labels.  Call
+	warn_for_multistatement_macros.
+	(c_parser_else_body): Likewise.
+	(c_parser_switch_statement): Likewise.
+	(c_parser_while_statement): Likewise.
+	(c_parser_for_statement): Likewise.
+	(c_parser_statement): Add a default argument.  Save the location
+	after labels have been parsed.
+	(c_parser_c99_block_statement): Likewise.
+
+2017-06-19  Richard Biener  <rguenther@suse.de>
+
+	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
+	negated _Literals to parse _Literal (int) -1.
+
+2017-06-13  Martin Liska  <mliska@suse.cz>
+
+	PR sanitize/78204
+	* c-convert.c (convert): Use sanitize_flags_p.
+	* c-decl.c (grokdeclarator): Likewise.
+	* c-typeck.c (convert_for_assignment): Likewise.
+	(c_finish_return): Likewise.
+	(build_binary_op): Likewise.
+
+2017-06-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/81006
+	* c-typeck.c (handle_omp_array_sections_1): Convert TYPE_MAX_VALUE
+	to sizetype before size_binop.
+
+2017-06-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* gimple-parser.c (c_parser_parse_gimple_body): Use TDI_gimple instead
+	of TDI_generic.
+
+2017-06-06  Marek Polacek  <polacek@redhat.com>
+
+	PR c/79983
+	* c-decl.c (start_struct): Use the location of TYPE_STUB_DECL of
+	ref.
+	(start_enum): Use the location of TYPE_STUB_DECL of enumtype.
+
+2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+
+	* c-parser.c (c_parser_binary_expression): Implement the
+	-Wsizeof_pointer_div warning.
+	(c_parser_postfix_expression): Allow SIZEOF_EXPR as expr.original_code
+	from a parenthesized expression.
+	(c_parser_expr_list): Use c_last_sizeof_loc.
+	* c-tree.h (c_last_sizeof_loc): New external.
+	* c-typeck.c (c_last_sizeof_loc): New variable.
+	(c_expr_sizeof_expr, c_expr_sizeof_type): Assign c_last_sizeof_loc.
+
+2017-05-31  Mikhail Maltsev  <maltsevm@gmail.com>
+
+	PR testsuite/80580
+	* gimple-parser.c (c_parser_gimple_if_stmt): Check for empty labels.
+
+2017-05-30  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-objc-common.c (c_tree_printer): Gain bool and const char **
+	parameters.
+
+2017-05-24  Martin Sebor  <msebor@redhat.com>
+
+	PR c/80731
+	* c-fold.c (c_fully_fold_internal): Adjust.
+	* c-typeck.c (parser_build_unary_op): Adjust.
+
+2017-05-23  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* c-parser.c (OACC_KERNELS_CLAUSE_MASK): Add
+	"PRAGMA_OACC_CLAUSE_NUM_GANGS", "PRAGMA_OACC_CLAUSE_NUM_WORKERS",
+	"VECTOR_LENGTH".
+
+2017-05-23  Marek Polacek  <polacek@redhat.com>
+
+	* c-parser.c (c_parser_compound_statement_nostart): Remove redundant
+	quotes.
+
+2017-05-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-fold.c (c_fully_fold_internal): Save the c_fully_fold_internal
+	result for SAVE_EXPR operand and set SAVE_EXPR_FOLDED_P even if
+	it returned invariant.  Call tree_invariant_p unconditionally
+	afterwards to decide whether to return expr or op0.
+
+2017-05-22  Nathan Sidwell  <nathan@acm.org>
+
+	* c-decl.c (c_parse_final_cleanups): Drop TDI_tu handling.
+
+2017-05-19  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* c-parser.c (c_parser_omp_clause_default): Handle
+	"OMP_CLAUSE_DEFAULT_PRESENT".
+
+2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+
+	* config-lang.in (gtfiles): Add c-family/c-format.c.
+
+2017-05-18  Nathan Sidwell  <nathan@acm.org>
+
+	* c-decl.c (pushdecl_top_level): Delete unused function.
+
+2017-05-18  Marek Polacek  <polacek@redhat.com>
+
+	* c-decl.c (match_builtin_function_types): Use NULL_TREE instead of 0.
+	(check_earlier_gotos): Likewise.
+	(define_label): Likewise.
+	(pending_xref_error): Likewise.
+	(smallest_type_quals_location): Likewise.
+	(grokdeclarator): Likewise.
+	(grokparms): Likewise.
+	(identifier_global_value): Likewise.
+	* c-typeck.c (set_nonincremental_init_from_string): Likewise.
+	(find_init_member): Likewise.
+
+2017-05-18  Marek Polacek  <polacek@redhat.com>
+
+	* c-decl.c (start_decl): Use false/true instead of 0/1.
+	(grokdeclarator): Likewise.
+	(finish_struct): Likewise.
+	(start_function): Change the return type to bool.  Use false/true
+	instead of 0/1.
+	(declspecs_add_qual): Use UNKNOWN_LOCATION instead of 0.
+	* c-tree.h (start_function): Update.
+	* c-typeck.c (same_translation_unit_p): Change the return type to bool.
+	(set_designator): Change the return type to bool.  Use false/true
+	instead of 0/1.
+
+2017-05-17  Marek Polacek  <polacek@redhat.com>
+
+	* c-decl.c: Use NULL_TREE instead of 0 where appropriate.
+	* c-typeck.c: Likewise.
+
+2017-05-17  Marek Polacek  <polacek@redhat.com>
+
+	PR sanitizer/80659
+	* c-decl.c (build_compound_literal): Set DECL_ARTIFICIAL and
+	DECL_IGNORED_P even for non-static compound literals.
+
+2017-05-17  Martin Liska  <mliska@suse.cz>
+
+	* c-decl.c (c_parse_final_cleanups): Introduce dump_flags_t type and
+	use it instead of int type.
+
+2017-05-17  Marek Polacek  <polacek@redhat.com>
+
+	* c-convert.c (convert): Replace c_save_expr with save_expr.  Don't
+	call c_fully_fold.
+	(convert) <case COMPLEX_TYPE>: Remove special handling of COMPLEX_TYPEs.
+	* c-decl.c (grokdeclarator): Replace c_save_expr with save_expr. 
+	* c-fold.c (c_fully_fold_internal): Handle SAVE_EXPR.
+	* c-parser.c (c_parser_declaration_or_fndef): Replace c_save_expr with
+	save_expr.
+	(c_parser_conditional_expression): Likewise.
+	* c-tree.h (SAVE_EXPR_FOLDED_P): Define.
+	* c-typeck.c (build_modify_expr): Replace c_save_expr with save_expr.
+	(process_init_element): Likewise.
+	(build_binary_op): Likewise.
+	(handle_omp_array_sections_1): Likewise.
+
+2017-05-12  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* c-parser.c (c_parser_omp_clause_num_gangs)
+	(c_parser_omp_clause_num_workers)
+	(c_parser_omp_clause_vector_length): Merge functions into...
+	(c_parser_oacc_single_int_clause): ... this new function.  Adjust
+	all users.
+
+2017-05-11  Nathan Sidwell  <nathan@acm.org>
+
+	* gimple-parser.c: Don't #include tree-dump.h.
+
+2017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
+
+	PR testsuite/80580
+	* gimple-parser.c (c_parser_parse_ssa_name): Validate SSA name base.
+
+2017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
+
+	PR testsuite/80580
+	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
+	incorrect __MEM syntax.
+
+2017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
+
+	PR testsuite/80580
+	* gimple-parser.c (c_parser_gimple_unary_expression): Check argument
+	type of unary '*'.
+
+2017-05-09  Nathan Sidwell  <nathan@acm.org>
+
+	* c-tree.h (pushdecl): Declare.
+
+2017-05-05  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-decl.c (warn_defaults_to): Replace report_diagnostic
+	with diagnostic_report_diagnostic.
+	* c-errors.c (pedwarn_c99): Likewise.
+	(pedwarn_c90): Likewise.
+
+2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
+
+        PR c++/80038
+	* c-gimplify.c (c_gimplify_expr): Remove calls to
+	cilk_gimplifY_call_params_in_spawned_fn.
+
+2017-04-25  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-parser.c (c_parser_struct_or_union_specifier): Add fix-it
+	hint for removing extra semicolon.
+
+2017-04-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/80468
+	* c-decl.c (finish_declspecs) <case cts_int_n>: If int_n_idx is not
+	enabled, set specs->type to integer_type_node.
+
 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
 
 	* c-array-notation.c: Fix typo in comment.