1 ; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s
3 ; CHECK: Loop %bb3: backedge-taken count is (-1 + %n)
5 ; We don't want to use a max in the trip count expression in
8 define void @foo(i32 %n, i32* %p, i32* %q) nounwind {
11 br i1 %0, label %bb, label %return
14 load i32, i32* %q, align 4
16 br i1 %2, label %return, label %bb3.preheader
22 %i.0 = phi i32 [ %7, %bb3 ], [ 0, %bb3.preheader ]
23 getelementptr i32, i32* %p, i32 %i.0
24 load i32, i32* %3, align 4
26 getelementptr i32, i32* %p, i32 %i.0
27 store i32 %5, i32* %6, align 4
30 br i1 %8, label %bb3, label %return.loopexit