[cfe-commits] bools in vector_size attribute causes crash

Chandler Carruth chandlerc at google.com
Wed Apr 25 19:03:09 PDT 2012


On Tue, Apr 24, 2012 at 5:38 PM, Roland Lei├ča <leissa at cs.uni-saarland.de>wrote:

> Hi all,
>
> this simple program currently causes a crash:
>
> typedef bool  bxmm __attribute__ ((vector_size(16)));
> typedef float fxmm __attribute__ ((vector_size(16)));
>
> bxmm f(fxmm a, fxmm b) {
>    return a < b;
> }
>
>
> The reason for this is, that actually bools are not allowed to be declared
> as gcc-vectors. (At least gcc does not allow this).
> The attached patch fixes this issue by emitting an error message when
> using bools in gcc-vectors.
>

Test case as well please.
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