https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83474
--- Comment #1 from Luis Machado <luis.machado at linaro dot org> ---
during GIMPLE pass: aprefetch
testcase.i:52:1: internal compiler error: in probability_in, at
profile-count.h:1038
update_call_from_tree (gimple_stmt_iterator * si_p, tree expr)
^~~~~~~~~~~~~~~~~~~~~
0x6e9fdf profile_count::probability_in(profile_count) const
../../gcc/gcc/profile-count.h:1038
0x6e9fdf tree_transform_and_unroll_loop(loop*, unsigned int, edge_def*,
tree_niter_desc*, void (*)(loop*, void*), void*)
../../gcc/gcc/tree-ssa-loop-manip.c:1382
0xe356f8 loop_prefetch_arrays
../../gcc/gcc/tree-ssa-loop-prefetch.c:1940
0xe356f8 tree_ssa_prefetch_arrays()
../../gcc/gcc/tree-ssa-loop-prefetch.c:2006
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