* iseq.c (rb_iseq_first_lineno): constified.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35051 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Mar 16 11:59:56 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* iseq.c (rb_iseq_first_lineno): constified.
+
 Fri Mar 16 11:20:07 2012  Shugo Maeda  <shugo@ruby-lang.org>
 
 	* enumerator.c (lazy_take): don't enumerate an extra value.

iseq.c

@@ -675,7 +675,7 @@ iseq_to_a(VALUE self)
 }
 
 int
-rb_iseq_first_lineno(rb_iseq_t *iseq)
+rb_iseq_first_lineno(const rb_iseq_t *iseq)
 {
     return FIX2INT(iseq->line_no);
 }

vm_core.h

@@ -510,7 +510,7 @@ VALUE rb_iseq_compile_with_option(VALUE src, VALUE file, VALUE filepath, VALUE l
 VALUE rb_iseq_disasm(VALUE self);
 int rb_iseq_disasm_insn(VALUE str, VALUE *iseqval, size_t pos, rb_iseq_t *iseq, VALUE child);
 const char *ruby_node_name(int node);
-int rb_iseq_first_lineno(rb_iseq_t *iseq);
+int rb_iseq_first_lineno(const rb_iseq_t *iseq);
 
 RUBY_EXTERN VALUE rb_cISeq;
 RUBY_EXTERN VALUE rb_cRubyVM;