; RUN: opt < %s -analyze -scalar-evolution -disable-output | grep { --> {.*,+,.*}} | count 8 ; The addrecs in this loop are analyzable only by using nsw information. target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64" define void @foo(double* %p) nounwind { entry: %tmp = load double* %p, align 8 ; [#uses=1] %tmp1 = fcmp ogt double %tmp, 2.000000e+00 ; [#uses=1] br i1 %tmp1, label %bb.nph, label %return bb.nph: ; preds = %entry br label %bb bb: ; preds = %bb1, %bb.nph %i.01 = phi i32 [ %tmp8, %bb1 ], [ 0, %bb.nph ] ; [#uses=3] %tmp2 = sext i32 %i.01 to i64 ; [#uses=1] %tmp3 = getelementptr double* %p, i64 %tmp2 ; [#uses=1] %tmp4 = load double* %tmp3, align 8 ; [#uses=1] %tmp5 = fmul double %tmp4, 9.200000e+00 ; [#uses=1] %tmp6 = sext i32 %i.01 to i64 ; [#uses=1] %tmp7 = getelementptr double* %p, i64 %tmp6 ; [#uses=1] store double %tmp5, double* %tmp7, align 8 %tmp8 = add nsw i32 %i.01, 1 ; [#uses=2] br label %bb1 bb1: ; preds = %bb %phitmp = sext i32 %tmp8 to i64 ; [#uses=1] %tmp9 = getelementptr double* %p, i64 %phitmp ; [#uses=1] %tmp10 = load double* %tmp9, align 8 ; [#uses=1] %tmp11 = fcmp ogt double %tmp10, 2.000000e+00 ; [#uses=1] br i1 %tmp11, label %bb, label %bb1.return_crit_edge bb1.return_crit_edge: ; preds = %bb1 br label %return return: ; preds = %bb1.return_crit_edge, %entry ret void }