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-rw-r--r--testsuite/systemtap.base/deref2.stp9
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/systemtap.base/deref2.stp b/testsuite/systemtap.base/deref2.stp
new file mode 100644
index 00000000..aa59490c
--- /dev/null
+++ b/testsuite/systemtap.base/deref2.stp
@@ -0,0 +1,9 @@
+# PR 3331
+
+# It's just an ordinary function that returns a 4-byte signed value,
+# even on a 64-bit hosts.
+probe kernel.function("sock_alloc_fd").return {
+ log ($return < 0 ? "neg" : "pos")
+}
+probe timer.s (5) { exit () }
+probe begin { log ("start") } \ No newline at end of file