* ext/strscan/strscan.c (strscan_init_copy): struct re_registers must

  not be bitwise copied.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5906 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 1 deletions

diff --git a/ext/strscan/strscan.c b/ext/strscan/strscan.c
index b60cdb852f..db1a9c64e6 100644
--- a/ext/strscan/strscan.c
+++ b/ext/strscan/strscan.c
@@ -240,7 +240,13 @@ strscan_init_copy(vself, vorig)
     Data_Get_Struct(vself, struct strscanner, self);
     check_strscan(vorig);
     Data_Get_Struct(vorig, struct strscanner, orig);
-    memmove(self, orig, sizeof(struct strscanner));
+    if (self != orig) {
+	self->flags = orig->flags;
+	self->str = orig->str;
+	self->prev = orig->prev;
+	self->curr = orig->curr;
+	re_copy_registers(&self->regs, &orig->regs);
+    }
 
     return vself;
 }