diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ca77cc0035d..840faa9914a 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-18  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/55942
+	* g++.dg/cpp0x/constexpr-55942.C: New.
+
 2014-11-18  Marek Polacek  <polacek@redhat.com>
 
 	PR sanitizer/63866
diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-55942.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-55942.C
new file mode 100644
index 00000000000..81f2f34ff4a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-55942.C
@@ -0,0 +1,11 @@
+// PR c++/55942
+// { dg-do compile { target c++11 } }
+
+struct A
+{
+  constexpr explicit A(bool b) : o{flip(b)} { }
+
+  constexpr bool flip(bool b) { return !b; }
+
+  bool o;
+};