iseq.h: rename member

* iseq.h (rb_compile_option_struct): rename the member
  frozen_string_literal_debug as debug_frozen_string_literal.
  [Feature #11725]

* ruby.c (proc_options): do not set $DEBUG and $VERBOSE only if no
  arguments is given.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52749 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

compile.c

@@ -5309,7 +5309,7 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
 	else {
 	    if (iseq->compile_data->option->frozen_string_literal) {
 		VALUE debug_info = Qnil;
-		if (iseq->compile_data->option->frozen_string_literal_debug || RTEST(ruby_debug)) {
+		if (iseq->compile_data->option->debug_frozen_string_literal || RTEST(ruby_debug)) {
 		    debug_info = rb_ary_new_from_args(2, iseq->body->location.path, INT2FIX(line));
 		    iseq_add_mark_object_compile_time(iseq, rb_obj_freeze(debug_info));
 		}

iseq.c

@@ -349,7 +349,7 @@ static rb_compile_option_t COMPILE_OPTION_DEFAULT = {
     OPT_STACK_CACHING, /* int stack_caching; */
     OPT_TRACE_INSTRUCTION, /* int trace_instruction */
     OPT_FROZEN_STRING_LITERAL,
-    OPT_FROZEN_STRING_LITERAL_DEBUG
+    OPT_DEBUG_FROZEN_STRING_LITERAL,
 };
 
 static const rb_compile_option_t COMPILE_OPTION_FALSE = {0};
@@ -375,7 +375,7 @@ set_compile_option_from_hash(rb_compile_option_t *option, VALUE opt)
     SET_COMPILE_OPTION(option, opt, stack_caching);
     SET_COMPILE_OPTION(option, opt, trace_instruction);
     SET_COMPILE_OPTION(option, opt, frozen_string_literal);
-    SET_COMPILE_OPTION(option, opt, frozen_string_literal_debug);
+    SET_COMPILE_OPTION(option, opt, debug_frozen_string_literal);
     SET_COMPILE_OPTION_NUM(option, opt, debug_level);
 #undef SET_COMPILE_OPTION
 #undef SET_COMPILE_OPTION_NUM
@@ -429,7 +429,7 @@ make_compile_option_value(rb_compile_option_t *option)
 	SET_COMPILE_OPTION(option, opt, stack_caching);
 	SET_COMPILE_OPTION(option, opt, trace_instruction);
 	SET_COMPILE_OPTION(option, opt, frozen_string_literal);
-	SET_COMPILE_OPTION(option, opt, frozen_string_literal_debug);
+	SET_COMPILE_OPTION(option, opt, debug_frozen_string_literal);
 	SET_COMPILE_OPTION_NUM(option, opt, debug_level);
     }
 #undef SET_COMPILE_OPTION

iseq.h

@@ -67,7 +67,7 @@ struct rb_compile_option_struct {
     int stack_caching;
     int trace_instruction;
     int frozen_string_literal;
-    int frozen_string_literal_debug;
+    int debug_frozen_string_literal;
     int debug_level;
 };
 

ruby.c

@@ -69,10 +69,12 @@ enum feature_flag_bits {
     feature_did_you_mean,
     feature_rubyopt,
     feature_frozen_string_literal,
-    feature_frozen_string_literal_debug,
+    feature_debug_frozen_string_literal,
     feature_flag_count
 };
 
+#define DEBUG_BIT(bit) (1U << feature_debug_##bit)
+
 #define DUMP_BIT(bit) (1U << dump_##bit)
 enum dump_flag_bits {
     dump_version,
@@ -118,15 +120,15 @@ enum {
     COMPILATION_FEATURES = (
 	0
 	| FEATURE_BIT(frozen_string_literal)
-	| FEATURE_BIT(frozen_string_literal_debug)
+	| FEATURE_BIT(debug_frozen_string_literal)
 	),
     DEFAULT_FEATURES = (
 	~0U
 #if DISABLE_RUBYGEMS
 	& ~FEATURE_BIT(gems)
 #endif
 	& ~FEATURE_BIT(frozen_string_literal)
-	& ~FEATURE_BIT(frozen_string_literal_debug)
+	& ~FEATURE_BIT(debug_frozen_string_literal)
 	)
 };
 
@@ -780,7 +782,7 @@ static void
 debug_option(const char *str, int len, void *arg)
 {
 #define SET_WHEN_DEBUG(t, bit) SET_WHEN(#bit, t##_BIT(bit), str, len)
-    SET_WHEN_DEBUG(FEATURE, frozen_string_literal_debug);
+    SET_WHEN_DEBUG(DEBUG, frozen_string_literal);
     rb_warn("unknown argument for --debug: `%.*s'", len, str);
 }
 
@@ -1113,8 +1115,10 @@ proc_options(long argc, char **argv, struct cmdline_options *opt, int envopt)
 		if (s && *s) {
 		    ruby_each_words(s, debug_option, &opt->features);
 		}
-		ruby_debug = Qtrue;
-                ruby_verbose = Qtrue;
+		else {
+		    ruby_debug = Qtrue;
+		    ruby_verbose = Qtrue;
+		}
             }
 	    else if (is_option_with_arg("enable", Qtrue, Qtrue)) {
 		ruby_each_words(s, enable_option, &opt->features);
@@ -1501,7 +1505,7 @@ process_options(int argc, char **argv, struct cmdline_options *opt)
 	rb_hash_aset((h), ID2SYM(rb_intern_const(#name)),		\
 		     ((o)->features & FEATURE_BIT(name) ? Qtrue : Qfalse));
 	SET_COMPILE_OPTION(option, opt, frozen_string_literal);
-	SET_COMPILE_OPTION(option, opt, frozen_string_literal_debug);
+	SET_COMPILE_OPTION(option, opt, debug_frozen_string_literal);
 	rb_funcallv(rb_cISeq, rb_intern_const("compile_option="), 1, &option);
 #undef SET_COMPILE_OPTION
     }

vm_opts.h

@@ -24,7 +24,7 @@
 #define OPT_SPECIALISED_INSTRUCTION     1
 #define OPT_INLINE_CONST_CACHE          1
 #define OPT_FROZEN_STRING_LITERAL       0
-#define OPT_FROZEN_STRING_LITERAL_DEBUG 0
+#define OPT_DEBUG_FROZEN_STRING_LITERAL 0
 
 /* Build Options.
  * You can't change these options at runtime.