1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-47570.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-47570.C
new file mode 100644
index 000000000..c60ba8658
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-47570.C
@@ -0,0 +1,25 @@
+// PR c++/47570
+// { dg-options -std=c++0x }
+
+unsigned int constexpr one()
+{ return 1; }
+
+int constexpr one_B()
+{ return 1; }
+
+int main()
+{
+  // FAIL TO COMPILE:
+  static bool constexpr SC_huh1 = ((unsigned int)one()) >= ((unsigned int)0);
+  static bool constexpr SC_huh2 = one() >= ((unsigned int)0);
+  static bool constexpr SC_huh3 = one() >= 0;
+
+  // COMPILE OK:
+  static bool constexpr SC_huh4 = ((one() == 0) || (one() > 0));
+  static bool constexpr SC_huh5 = one() == 0;
+  static bool constexpr SC_huh6 = one() > 0;
+  static bool constexpr SC_huh7 = one_B() >= 0;
+  static bool constexpr SC_huh8 = one() >= 1;
+
+  return SC_huh3;
+}