Things you may not have known about C: void f() { f(15, "abc"); } // legal int *myNull = 1 - 1; // legal int global; // ~maybe~ a definition
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Any integer constant expression with value zero is formally a null pointer constant. Thus const folding ICEs is required
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Fortunately, C is very restrictive about what constitutes an integer constant expr, so this is not a big impl burden.
11:12 AM - 26 Jun 2016
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