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-rw-r--r--gcc/tree-ssa-loop-niter.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-niter.c b/gcc/tree-ssa-loop-niter.c
index a9b70778952..4a09999f434 100644
--- a/gcc/tree-ssa-loop-niter.c
+++ b/gcc/tree-ssa-loop-niter.c
@@ -2671,7 +2671,12 @@ idx_infer_loop_bounds (tree base, tree *idx, void *dta)
upper = false;
}
- ev = instantiate_parameters (loop, analyze_scalar_evolution (loop, *idx));
+ struct loop *dloop = loop_containing_stmt (data->stmt);
+ if (!dloop)
+ return true;
+
+ ev = analyze_scalar_evolution (dloop, *idx);
+ ev = instantiate_parameters (loop, ev);
init = initial_condition (ev);
step = evolution_part_in_loop_num (ev, loop->num);
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