--- a/gcc/testsuite/g++.dg/ext/constexpr-vla2.C	Fri Oct 27 22:46:09 2017 +0900
+++ b/gcc/testsuite/g++.dg/ext/constexpr-vla2.C	Thu Oct 25 07:37:49 2018 +0900
@@ -5,7 +5,7 @@
 fn_bad (int n)
 {
   __extension__ int a [n] = { 0 };
-  int z = a [0] + (n ? fn_bad (n - 1) : 0);
+  int z = a [0] + (n ? fn_bad (n - 1) : 0); // { dg-message "in .constexpr. expansion of " } 
   return z;
 }
 
@@ -18,4 +18,4 @@
 }
 
 constexpr int i1 = fn_ok (3);
-constexpr int i2 = fn_bad (3); // { dg-error "array subscript" }
+constexpr int i2 = fn_bad (3); // { dg-error "array subscript|in .constexpr. expansion of " }