tree-ssa-loop-niter.c (simplify_using_initial_conditions): Break loop if EXPR is simplified to const value.
* tree-ssa-loop-niter.c (simplify_using_initial_conditions): Break loop if EXPR is simplified to const value. From-SVN: r227055
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@ -1,3 +1,8 @@
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2015-08-21 Bin Cheng <bin.cheng@arm.com>
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* tree-ssa-loop-niter.c (simplify_using_initial_conditions): Break
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loop if EXPR is simplified to const value.
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2015-08-21 Yury Gribov <y.gribov@samsung.com>
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* sanitizer.def (BUILT_IN_UBSAN_HANDLE_NONNULL_ARG,
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@ -2083,6 +2083,10 @@ simplify_using_initial_conditions (struct loop *loop, tree expr)
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if (e->flags & EDGE_FALSE_VALUE)
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cond = invert_truthvalue (cond);
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expr = tree_simplify_using_condition (cond, expr);
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/* Break if EXPR is simplified to const values. */
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if (expr && (integer_zerop (expr) || integer_nonzerop (expr)))
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break;
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++cnt;
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}
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