1 files changed, 11 insertions, 1 deletions
diff --git a/examples.gpr b/examples.gpr
index 2f63bc2..117886f 100644
--- a/examples.gpr
+++ b/examples.gpr
@@ -6,6 +6,11 @@ with "packrat";
 project Examples is
 
 
+    type Mode_Type is ("debug", "release");
+
+    Mode : Mode_Type := external ("mode", "debug");
+
+
     for Languages use ("Ada");
 
 
@@ -23,7 +28,12 @@ project Examples is
 
 
     package Compiler is
-        for Default_Switches ("Ada") use ("-gnaty4aAbcefhiklM100nprt");
+        case Mode is
+            when "debug" =>
+                for Switches ("Ada") use ("-gnaty4aAbcefhiklM100nprt");
+            when "release" =>
+                for Switches ("Ada") use ("-O3");
+        end case;
     end Compiler;