Feature #7035

* compile.c (defined_expr), insns.def (defined): share single frozen
  strings.  [EXPERIMENTAL] [ruby-core:47558][Feature #7035]
* iseq.c (rb_iseq_defined_string): make expression strings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37025 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/vm_core.h b/vm_core.h
index 9d776c952d..d890c1619b 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -349,6 +349,8 @@ typedef struct rb_vm_struct {
      * objects so do *NOT* mark this when you GC.
      */
     struct RArray at_exit;
+
+    VALUE *defined_strings;
 } rb_vm_t;
 
 typedef struct {