[Bug sanitizer/61693] [asan] is not intercepting aligned_alloc

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61693

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Just declare it yourself?  If libasan always contains the aligned_alloc symbol,
then the testcase will link even when system glibc does not contain it...