https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69555
--- Comment #8 from Jiong Wang <jiwang at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #7)
> {
> try
> {
> ...
> D.2689 = (sizetype) D.2477;
> D.2690 = D.2689 + 1;
> D.2691 = D.2690 * 4;
> D.2692 = __builtin_alloca_with_align (D.2691, 32);
> c = D.2692;
>
> Accessing an automatic variable from the caller inside of target region is
> wrong, it should have been made firstprivate during gimplification, which
> would allow it to work.
This testcase failed on arm-linux-gnueabihf also. What I observed is the first
parameter of __builtin_alloca_with_align is not initialized in the last tree
pass target-6.C.210t.optimized which looks like a direct result of above
gimplification bug.
