1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/expr/lval2.C b/gcc/testsuite/g++.dg/expr/lval2.C
new file mode 100644
index 00000000000..5d062f1c628
--- /dev/null
+++ b/gcc/testsuite/g++.dg/expr/lval2.C
@@ -0,0 +1,27 @@
+// PR c++/19199
+
+// { dg-do run }
+
+// We used to turn the COND_EXPR lvalue into a MIN_EXPR rvalue, and
+// then return a reference to a temporary in qMin.
+
+#include <assert.h>
+
+enum Foo { A, B };
+
+template<typename T> T &qMin(T &a, T &b) 
+{
+  return a < b ? a : b;
+}
+
+int main (int,  char **)
+{
+  Foo f = A;
+  Foo g = B;
+  Foo &h = qMin(f, g);
+  assert (&h == &f || &h == &g);
+  const Foo &i = qMin((const Foo&)f, (const Foo&)g);
+  assert (&i == &f || &i == &g);
+  return 0;
+}
+