struct parse_params: trivial packing

* parse.y (struct parse_params): shrink to 320 to 304 bytes on 64-bit

Some elements may be removed/resized as well, but not as important
as reducing more-frequently allocated structures.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46954 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sat Jul 26 06:44:43 2014  Eric Wong  <e@80x24.org>
+
+	* parse.y (struct parse_params): shrink to 320 to 304 bytes on 64-bit
+
 Sat Jul 26 05:58:35 2014  Eric Wong  <e@80x24.org>
 
 	* include/ruby/ruby.h (ZALLOC, ZALLOC_N): implement

parse.y

@@ -216,10 +216,9 @@ struct parser_params {
     VALUE eofp;
 
     NODE *parser_lex_strterm;
-    enum lex_state_e parser_lex_state;
     stack_type parser_cond_stack;
     stack_type parser_cmdarg_stack;
-    int is_ripper;
+    enum lex_state_e parser_lex_state;
     int parser_class_nest;
     int parser_paren_nest;
     int parser_lpar_beg;
@@ -234,6 +233,7 @@ struct parser_params {
     int parser_tokidx;
     int parser_toksiz;
     int parser_tokline;
+    int is_ripper; /* bool, seems unused */
     VALUE parser_lex_input;
     VALUE parser_lex_lastline;
     VALUE parser_lex_nextline;
@@ -249,8 +249,8 @@ struct parser_params {
     int parser_ruby__end__seen;
     int line_count;
     int has_shebang;
-    char *parser_ruby_sourcefile; /* current source file */
     int parser_ruby_sourceline;	/* current line no. */
+    char *parser_ruby_sourcefile; /* current source file */
     VALUE parser_ruby_sourcefile_string;
     rb_encoding *enc;