+2010-11-27 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-nested.c (remap_vla_decls): Fully expand value expressions of
+ VLA variables.
+
+2010-11-27 Richard Guenther <rguenther@suse.de>
+
+ * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
+ (gimple_assign_ssa_name_copy_p): Likewise.
+ (gimple_assign_unary_nop_p): Use is_gimple_assign.
+ (is_gimple_cast): Remove.
+ (gimple_assign_single_p): Move ...
+ * gimple.h (gimple_assign_single_p): ... here.
+ (is_gimple_cast): Remove.
+ (gimple_assign_rhs_code): Simplify.
+ * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
+ instead of is_gimple_cast.
+ * ipa-type-escape.c (look_for_casts): Likewise.
+
+2010-11-26 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/options.texi (Enum, EnumValue): Document new record types.
+ (Enum): Document new option flag.
+ * opt-functions.awk
+ * optc-gen.awk: Handle enumerated option arguments.
+ * opth-gen.awk: Handle enumerated option arguments.
+ * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
+ enum_value_to_arg): New.
+ (decode_cmdline_option): Handle enumerated arguments.
+ (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
+ (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
+ * opts.c (print_filtered_help, print_specific_help): Take
+ lang_mask arguments.
+ (print_filtered_help): Handle printing values of enumerated
+ options. Print possible arguments for enumerated options.
+ (print_specific_help): Update call to print_filtered_help.
+ (common_handle_option): Update calls to print_specific_help. Use
+ value rather than arg for OPT_fdiagnostics_show_location_. Don't
+ handle OPT_ffp_contract_, OPT_fexcess_precision_,
+ OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
+ OPT_fira_region_ here.
+ * opts.h (enum cl_var_type): Add CLVC_ENUM.
+ (struct cl_option): Add var_enum.
+ (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
+ struct cl_enum, cl_enums, cl_enums_count): New.
+ (CL_ERR_ENUM_ARG): Define.
+ (CL_ERR_NEGATIVE): Update value.
+ (enum_value_to_arg): Declare.
+ * common.opt (flag_ira_algorithm, flag_ira_region,
+ flag_fp_contract_mode, flag_excess_precision_cmdline,
+ default_visibility, flag_tls_default): Remove Variable entries.
+ (help_enum_printed): New Variable.
+ (fdiagnostics-show-location=): Use Enum. Add associated
+ SourceInclude, Enum and EnumValue entries.
+ (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
+ ftls-model=, fvisibility=): Use Enum, Var and Init. Add
+ associated Enum and EnumValue entries.
+
2010-11-26 Joern Rennecke <amylaar@spamcop.net>
PR target/46623