Coding convention: use of `!x' vs. `! x'

[Gabriel Dos Reis]

David Edelsohn <dje@watson.ibm.com> writes:

[...]

| ...  To maintain symmetry with the rest of the style, I
| think that unary operators should have spaces, contrary to Mark's
| proposal.

Actually, there is no symmetry between unary operators and binary
operators.  My preference is for "!x" or "~x".

-- Gaby
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