1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/testsuite/gnat.dg/notnot.adb b/gcc/testsuite/gnat.dg/notnot.adb
new file mode 100644
index 000000000..3d4181aaa
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/notnot.adb
@@ -0,0 +1,9 @@
+--  { dg-do compile }
+--  { dg-options "-gnatwr" }
+
+procedure notnot (x, y : integer) is
+begin
+   if not (not (x = y)) then  -- { dg-warning "redundant double negation" }
+      return;
+   end if;
+end;