* vm_core.h: constify rb_iseq_constant_body::line_info_table.

* iseq.c: catch up this fix.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51368 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Sat Jul 25 06:00:09 2015  Koichi Sasada  <ko1@atdot.net>
+
+	* vm_core.h: constify rb_iseq_constant_body::line_info_table.
+
+	* iseq.c: catch up this fix.
+
 Sat Jul 25 05:56:43 2015  Koichi Sasada  <ko1@atdot.net>
 
 	* vm_core.h: constify rb_iseq_constant_body::param::opt_table and

iseq.c

@@ -1060,11 +1060,11 @@ iseqw_to_a(VALUE self)
 /* TODO: search algorithm is brute force.
          this should be binary search or so. */
 
-static struct iseq_line_info_entry *
+static const struct iseq_line_info_entry *
 get_line_info(const rb_iseq_t *iseq, size_t pos)
 {
     size_t i = 0, size = iseq->body->line_info_size;
-    struct iseq_line_info_entry *table = iseq->body->line_info_table;
+    const struct iseq_line_info_entry *table = iseq->body->line_info_table;
     const int debug = 0;
 
     if (debug) {
@@ -1098,7 +1098,8 @@ get_line_info(const rb_iseq_t *iseq, size_t pos)
 static unsigned int
 find_line_no(const rb_iseq_t *iseq, size_t pos)
 {
-    struct iseq_line_info_entry *entry = get_line_info(iseq, pos);
+    const struct iseq_line_info_entry *entry = get_line_info(iseq, pos);
+
     if (entry) {
 	return entry->line_no;
     }

vm_core.h

@@ -330,7 +330,7 @@ struct rb_iseq_constant_body {
     rb_iseq_location_t location;
 
     /* insn info, must be freed */
-    struct iseq_line_info_entry *line_info_table;
+    const struct iseq_line_info_entry *line_info_table;
 
     const ID *local_table;		/* must free */