2005-07-07 Graydon Hoare <graydon@redhat.com>

	* staptree.{h,cxx} (deep_copy_visitor): New visitor.
	* elaborate.cxx
	(derived_probe::derived_probe):
	(alias_expansion_builder::build): Use it.
	* testsuite/semok/fifteen.stp: New test which relies on deep copy.

1 files changed, 12 insertions, 0 deletions

diff --git a/testsuite/semok/fifteen.stp b/testsuite/semok/fifteen.stp
new file mode 100755
index 00000000..c57d28eb
--- /dev/null
+++ b/testsuite/semok/fifteen.stp
@@ -0,0 +1,12 @@
+#! stap -p2
+
+function trace (n) { return 0 }
+
+# multiple independent derived probes using the "same" variable
+# (this used to crash before we deep-copied the body)
+
+probe begin, begin, begin
+{
+	base_num = 10
+	trace(base_num)
+}