Merge pull request #1758 from wilzbach/example-ct-sort

Add example; Compile-Time Sort in D
merged-on-behalf-of: Vladimir Panteleev <github@thecybershadow.net>

Author: dlang-bot

index.dd

@@ -94,6 +94,23 @@ void main()
 }
 ----
 )
+$(EXTRA_EXAMPLE Sort an Array at Compile-Time,
+----
+void main()
+{
+    import std.algorithm, std.conv, std.stdio;
+
+    "Starting program".writeln;
+
+    // Sort a constant declaration at Compile-Time
+    enum a = [ 3, 1, 2, 4, 0 ];
+    static immutable b = sort(a);
+
+    // Print the result _during_ compilation
+    pragma(msg, text("Finished compilation: ", b));
+}
+----
+)
 
 ) $(COMMENT your-code-here)
 ))) $(COMMENT intro, div, div)