re PR c/53063 (encode group options in the .opt files)

2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 53063
c-family/
	* c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
	Wreorder): Use LangEnabledBy.
	* c-opts.c (c_common_handle_option): Do not enable them
	explicitly. Call lang-specific generated functions.
	(c_common_post_options): Do not set them here.
gcc/
	* doc/options.texi: (LangEnabledBy): Document it.
	* optc-gen.awk: Handle LangEnabledBy.
	* opth-gen.awk: Generate declaration for lang-specific functions.
	* opt-read.awk: Record lang numbers.
	* opt-functions.awk (flag_set_p): Ignore the arguments of flags.
	(lang_sanitized_name): New.
ada/
	* gcc-interface/misc.c: Include opts.h and options.h before tm.h.
	(gnat_handle_option): Call lang-specific generated function.
fortran/
	* options.c (gfc_handle_option): Call lang-specific generated function.

From-SVN: r187462

1 files changed, 12 insertions, 2 deletions

diff --git a/gcc/opth-gen.awk b/gcc/opth-gen.awk
index 8257587..8e583f0 100644
--- a/gcc/opth-gen.awk
+++ b/gcc/opth-gen.awk
@@ -305,6 +305,17 @@ print "                           unsigned int lang_mask, int kind,          "
 print "                           location_t loc,                            "
 print "                           const struct cl_option_handlers *handlers, "
 print "                           diagnostic_context *dc);                   "
+for (i = 0; i < n_langs; i++) {
+    lang_name = lang_sanitized_name(langs[i]);
+    print "bool                                                                  "
+    print lang_name "_handle_option_auto (struct gcc_options *opts,              "
+    print "                           struct gcc_options *opts_set,              "
+    print "                           size_t scode, const char *arg, int value,  "
+    print "                           unsigned int lang_mask, int kind,          "
+    print "                           location_t loc,                            "
+    print "                           const struct cl_option_handlers *handlers, "
+    print "                           diagnostic_context *dc);                   "
+}
 print "#endif";
 print "#endif";
 print "";
@@ -401,8 +412,7 @@ for (i = 0; i < n_opts; i++) {
 print ""
 
 for (i = 0; i < n_langs; i++) {
-	macros[i] = "CL_" langs[i]
-	gsub( "[^" alnum "_]", "X", macros[i] )
+        macros[i] = "CL_" lang_sanitized_name(langs[i])
 	s = substr("            ", length (macros[i]))
 	print "#define " macros[i] s " (1U << " i ")"
     }