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1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 42; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" -scalar-evolution-classify-expressions=0 2>&1 | FileCheck %s3 4 5; ScalarEvolution can't compute a trip count because it doesn't know if6; dividing by the stride will have a remainder. This could theoretically7; be teaching it how to use a more elaborate trip count computation.8 9define i32 @f(i32 %x) nounwind readnone {10;11; CHECK-LABEL: 'f'12; CHECK-NEXT:  Determining loop execution counts for: @f13; CHECK-NEXT:  Loop %bb: backedge-taken count is ((-5 + %x) /u 3)14; CHECK-NEXT:  Loop %bb: constant max backedge-taken count is i32 143165576415; CHECK-NEXT:  Loop %bb: symbolic max backedge-taken count is ((-5 + %x) /u 3)16; CHECK-NEXT:  Loop %bb: Trip multiple is 117;18entry:19	%0 = icmp ugt i32 %x, 4		; <i1> [#uses=1]20	br i1 %0, label %bb.nph, label %bb221 22bb.nph:		; preds = %entry23	br label %bb24 25bb:		; preds = %bb.nph, %bb126	%indvar = phi i32 [ 0, %bb.nph ], [ %indvar.next, %bb1 ]		; <i32> [#uses=2]27	%tmp = mul i32 %indvar, -3		; <i32> [#uses=1]28	%x_addr.04 = add i32 %tmp, %x		; <i32> [#uses=1]29	%1 = add i32 %x_addr.04, -3		; <i32> [#uses=2]30	br label %bb131 32bb1:		; preds = %bb33	%2 = icmp ugt i32 %1, 4		; <i1> [#uses=1]34	%indvar.next = add i32 %indvar, 1		; <i32> [#uses=1]35	br i1 %2, label %bb, label %bb1.bb2_crit_edge36 37bb1.bb2_crit_edge:		; preds = %bb138	%.lcssa = phi i32 [ %1, %bb1 ]		; <i32> [#uses=1]39	br label %bb240 41bb2:		; preds = %bb1.bb2_crit_edge, %entry42	%x_addr.0.lcssa = phi i32 [ %.lcssa, %bb1.bb2_crit_edge ], [ %x, %entry ]		; <i32> [#uses=1]43	ret i32 %x_addr.0.lcssa44}45