[cfe-dev] Implementing -Wunused-variables

[Oscar Bonilla]

Hm, after playing with my patch a little I see it's not quite right.

struct s1 {
	unsigned int i;
};

will produce an "unused variable 'i'" warning. This is a better patch.

(I'm also adding it to the bug-tracker)

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With a better testcase

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Cheers,

-Oscar