1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gnat.dg/string_slice.adb b/gcc/testsuite/gnat.dg/string_slice.adb
new file mode 100644
index 00000000000..c14ae49b7b7
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/string_slice.adb
@@ -0,0 +1,21 @@
+-- { dg-do run }
+-- { dg-options "-O" }
+
+procedure string_slice is
+
+   subtype Key_T is String (1 .. 3);
+
+   function One_Xkey return Key_T is
+      Key : Key_T := "XXX";
+   begin
+      Key (1 .. 2) := "__";
+      return Key;
+   end;
+
+   Key : Key_T := One_Xkey;
+
+begin
+   if Key (3) /= 'X' then
+      raise Program_Error;
+   end if;
+end;