Add a tetst for PR middle-end/83471

	PR middle-end/83471
	* g++.dg/torture/pr83471.C: New test.

From-SVN: r255821

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 5dea098306bfc2f20adf1f4cef724ea9a0b27051..9849fbaa8afdc748843de178ea76387e7e2dc03b 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-12-19  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR middle-end/83471
+       * g++.dg/torture/pr83471.C: New test.
+
 2017-12-19  Martin Liska  <mliska@suse.cz>
 
        * gcc.dg/tree-prof/switch-case-1.c: Scan IPA profile dump

diff --git a/gcc/testsuite/g++.dg/torture/pr83471.C b/gcc/testsuite/g++.dg/torture/pr83471.C
new file mode 100644 (file)
index 0000000..b968726
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr83471.C
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+
+class a {
+public:
+  void *operator new(__SIZE_TYPE__, int);
+};
+class b : public a {
+public:
+  b();
+  virtual void c() {}
+  void m_fn2();
+};
+int d;
+void e() {
+  long f;
+  b *g;
+  (f);
+  g = new (d) b;
+  g->c();
+  g->m_fn2();
+}