tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): Properly call…

tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): Properly call analyze_scalar_evolution with the loop of the stmt.

2017-10-11  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
	Properly call analyze_scalar_evolution with the loop of the stmt.

From-SVN: r253644

gcc/ChangeLog

 2017-10-11  Richard Biener  <rguenther@suse.de>
 
+	* tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
+	Properly call analyze_scalar_evolution with the loop of the stmt.
+
+2017-10-11  Richard Biener  <rguenther@suse.de>
+
 	* tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
 	* tree-core.h (tree_base): Add chrec_var union member.
 	* tree.h (CHREC_VAR): Remove.

gcc/tree-ssa-loop-niter.c

@@ -3444,7 +3444,8 @@ infer_loop_bounds_from_pointer_arith (struct loop *loop, gimple *stmt)
   if (TYPE_PRECISION (type) != TYPE_PRECISION (TREE_TYPE (var)))
     return;
 
-  scev = instantiate_parameters (loop, analyze_scalar_evolution (loop, def));
+  struct loop *uloop = loop_containing_stmt (stmt);
+  scev = instantiate_parameters (loop, analyze_scalar_evolution (uloop, def));
   if (chrec_contains_undetermined (scev))
     return;