1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/dso_handle1.C b/gcc/testsuite/g++.dg/init/dso_handle1.C
new file mode 100644
index 000000000..97f67cad8
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/dso_handle1.C
@@ -0,0 +1,11 @@
+// PR c++/17042
+// { dg-do assemble }
+/* { dg-require-weak "" } */
+// { dg-options "-fuse-cxa-atexit" }
+
+struct A
+{  A();  ~A(); };
+A a;
+extern "C" { void* __dso_handle __attribute__ ((__weak__)); }
+void f()
+{  __dso_handle = 0; }