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from 15b21d2 xtensa: fix _Unwind_GetCFA new 1eb4f3d * tree-ssa-loop-niter.c (refine_value_range_using_guard): Ne [...]

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Summary of changes: gcc/ChangeLog | 6 + gcc/testsuite/ChangeLog | 6 + .../gcc.dg/tree-ssa/{scev-9.c => loop-bound-1.c} | 6 +- .../gcc.dg/tree-ssa/{scev-9.c => loop-bound-3.c} | 8 +- gcc/testsuite/gcc.dg/tree-ssa/loop-bound-5.c | 22 ++ gcc/tree-ssa-loop-niter.c | 312 +++++++++++++++++++-- 6 files changed, 331 insertions(+), 29 deletions(-) copy gcc/testsuite/gcc.dg/tree-ssa/{scev-9.c => loop-bound-1.c} (58%) copy gcc/testsuite/gcc.dg/tree-ssa/{scev-9.c => loop-bound-3.c} (51%) create mode 100644 gcc/testsuite/gcc.dg/tree-ssa/loop-bound-5.c