PR driver/44076
* opts.h (struct cl_option): Add alias_arg, neg_alias_arg and
alias_target fields.
* opt-functions.awk (opt_sanitized_name): Don't handle
finline-limit=, Wlarger-than= and ftemplate-depth= specially.
* optc-gen.awk: Generate alias fields.
* opth-gen.awk: Explicitly give values for OPT_* enum constants.
Don't generate such constants for aliases.
* opts-common.c (generate_canonical_option): New.
(decode_cmdline_option): Handle aliases. Use
generate_canonical_option for known options instead of copying the
input option text.
* doc/options.texi (Alias): Document.
* common.opt (W, Wlarger-than-, aux-info=, finline-limit-,
fstack-check, specs): Mark as aliases.
* gcc.c (driver_handle_option): Canonicalize -L options to joined
arguments.
(driver_handle_option): Don't handle OPT_specs.
* opts.c (common_handle_option): Don't handle options marked as
aliases.
(enable_warning_as_error): Handle aliases.
* stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of
OPT_Wlarger_than_eq.
* tree-optimize.c (tree_rest_of_compilation): Use
OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq.
c-family:
* c.opt (Wcomments, Werror-implicit-function-declaration,
ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
aliases.
* c-common.c (option_codes): Use OPT_Wcomment instead of
OPT_Wcomments.
* c-opts.c (warning_as_error_callback, c_common_handle_option):
Don't handle options marked as aliases.
java:
* lang.opt (CLASSPATH, bootclasspath, classpath, encoding,
fCLASSPATH=): Mark as Java options and as aliases.
* jvspec.c (jvgenmain_spec): Don't handle -fCLASSPATH*.
(lang_specific_driver): Don't handle options marked as aliases.
* lang.c (java_handle_option): Don't handle OPT_fCLASSPATH_.
testsuite:
* gcc.dg/cpp/warn-comments-3.c: New. Based on warn-comments-2.c
but using -Werror=comment.
* gcc.dg/cpp/warn-comments.c, gcc.dg/cpp/warn-comments-2.c: Adjust
expected error messages.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163770
138bc75d-0d04-0410-961f-
82ee72b054a4