tree-chrec.c
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re PR tree-optimization/31885 (Not removing empty loop, scev not finding the correct result) · e71d7f88PR tree-optimization/31885 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE to be undetermined. (automatically_generated_chrec_p): Return false for NULL. * gcc.dg/tree-ssa/loop-29.c: New test. From-SVN: r124602
Zdenek Dvorak committed