string.c (rb_str_intern): remove unnecessary RB_GC_GUARD

Incorrectly placed, and no longer needed since r25351

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47880 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 2 deletions

diff --git a/string.c b/string.c
index fc6fe5942f..6e50b8ef2e 100644
--- a/string.c
+++ b/string.c
@@ -7549,9 +7549,8 @@ rb_str_crypt(VALUE str, VALUE salt)
 
 
 VALUE
-rb_str_intern(VALUE s)
+rb_str_intern(VALUE str)
 {
-    VALUE str = RB_GC_GUARD(s);
     ID id;
 
     id = rb_intern_str(str);