[Cocci] Whitespace Issue When Adding "!!"

[Michael Stefaniuc]

Hello,

when adding a "!!" the generated diff will have "! !".
Test case and results are attached.

thanks
bye
      michael
bool foo(int bar)
{
    return bar ? true : false;
}

@@
expression E;
@@
+ !!
  E
-   ? true : false

--- /tmp/notnot.c
+++ /tmp/cocci-output-18828-5323c2-notnot.c
@@ -1,4 +1,4 @@
 bool foo(int bar)
 {
-    return bar ? true : false;
+    return ! !bar;
 }

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