1; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
2
3; ScalarEvolution should be able to compute a loop exit value for %indvar.i8.
4
5; CHECK: sext{{.*}}trunc{{.*}}Exits: 11
6
7define void @another_count_down_signed(double* %d, i64 %n) nounwind {
8entry:
9	br label %loop
10
11loop:		; preds = %loop, %entry
12	%indvar = phi i64 [ %n, %entry ], [ %indvar.next, %loop ]		; <i64> [#uses=4]
13	%s0 = shl i64 %indvar, 8		; <i64> [#uses=1]
14	%indvar.i8 = ashr i64 %s0, 8		; <i64> [#uses=1]
15	%t0 = getelementptr double* %d, i64 %indvar.i8		; <double*> [#uses=2]
16	%t1 = load double* %t0		; <double> [#uses=1]
17	%t2 = fmul double %t1, 1.000000e-01		; <double> [#uses=1]
18	store double %t2, double* %t0
19	%indvar.next = sub i64 %indvar, 1		; <i64> [#uses=2]
20	%exitcond = icmp eq i64 %indvar.next, 10		; <i1> [#uses=1]
21	br i1 %exitcond, label %return, label %loop
22
23return:		; preds = %loop
24	ret void
25}
26