1; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution 2>&1 | FileCheck %s
2; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 2>&1 | FileCheck %s
3
4; CHECK: Loop %bb: backedge-taken count is (7 + (-1 * %argc))
5
6define i32 @main(i32 %argc, i8** %argv) nounwind {
7entry:
8	%0 = icmp ugt i32 %argc, 7		; <i1> [#uses=1]
9	br i1 %0, label %bb2, label %bb.nph
10
11bb.nph:		; preds = %entry
12	br label %bb
13
14bb:		; preds = %bb.nph, %bb1
15	%indvar = phi i32 [ 0, %bb.nph ], [ %indvar.next, %bb1 ]		; <i32> [#uses=2]
16	%argc_addr.04 = add i32 %indvar, %argc		; <i32> [#uses=1]
17	tail call void (...) @Test() nounwind
18	%1 = add i32 %argc_addr.04, 1		; <i32> [#uses=1]
19	br label %bb1
20
21bb1:		; preds = %bb
22	%phitmp = icmp ugt i32 %1, 7		; <i1> [#uses=1]
23	%indvar.next = add i32 %indvar, 1		; <i32> [#uses=1]
24	br i1 %phitmp, label %bb1.bb2_crit_edge, label %bb
25
26bb1.bb2_crit_edge:		; preds = %bb1
27	br label %bb2
28
29bb2:		; preds = %bb1.bb2_crit_edge, %entry
30	ret i32 0
31}
32
33declare void @Test(...)
34