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    SubjectRe: [PATCH 1/4] compiler.h: introduce unused_expression() macro
    On 04/25/2012 07:26 PM, Konstantin Khlebnikov wrote:
    > Sometimes we want to check some expressions correctness in compile-time without
    > generating extra code. "(void)(e)" does not work if expression has side-effects.
    > This patch introduces macro unused_expression() which helps in this situation.

    Interesting, I am wondering why gcc doesn't eliminate the code as we
    pass either -O2 or -Os to it.

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      Last update: 2012-04-25 13:55    [W:0.021 / U:53.232 seconds]
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