--- a/gcc/testsuite/g++.dg/cpp1y/constexpr-79655.C	Thu Oct 25 07:37:49 2018 +0900
+++ b/gcc/testsuite/g++.dg/cpp1y/constexpr-79655.C	Thu Feb 13 11:34:05 2020 +0900
@@ -5,14 +5,14 @@
 foo (int x, int y)
 {
   int a[6] = { 1, 2, 3, 4, 5, 6 };
-  a[x] = 0;
-  return a[y];
+  a[x] = 0;			   // { dg-error "is outside the bounds" }
+  return a[y];			   // { dg-error "is outside the bounds" }
 }
 
-constexpr int b = foo (0, -1);	// { dg-error "is outside the bounds|in .constexpr. expansion of " }
-constexpr int c = foo (0, 6);	// { dg-error "is outside the bounds|in .constexpr. expansion of " }
-constexpr int d = foo (6, 0);	// { dg-error "is outside the bounds|in .constexpr. expansion of " }
-constexpr int e = foo (-1, 0);	// { dg-error "is outside the bounds|in .constexpr. expansion of " }
+constexpr int b = foo (0, -1);	// { dg-message "in .constexpr. expansion of " }
+constexpr int c = foo (0, 6);	// { dg-message "in .constexpr. expansion of " }
+constexpr int d = foo (6, 0);	// { dg-message "in .constexpr. expansion of " }
+constexpr int e = foo (-1, 0);	// { dg-message "in .constexpr. expansion of " }
 static_assert (foo (5, 5) == 0, "");
 static_assert (foo (4, 5) == 6, "");
 static_assert (foo (5, 4) == 5, "");