1 ; RUN: opt < %s -scalar-evolution -analyze -enable-new-pm=0 | FileCheck %s
2 ; RUN: opt < %s "-passes=print<scalar-evolution>" -disable-output 2>&1 | FileCheck %s
4 ; CHECK: Loop %bb3: backedge-taken count is (-1 + %n)
6 ; We don't want to use a max in the trip count expression in
9 define void @foo(i32 %n, i32* %p, i32* %q) nounwind {
12 br i1 %0, label %bb, label %return
15 load i32, i32* %q, align 4
17 br i1 %2, label %return, label %bb3.preheader
23 %i.0 = phi i32 [ %7, %bb3 ], [ 0, %bb3.preheader ]
24 getelementptr i32, i32* %p, i32 %i.0
25 load i32, i32* %3, align 4
27 getelementptr i32, i32* %p, i32 %i.0
28 store i32 %5, i32* %6, align 4
31 br i1 %8, label %bb3, label %return.loopexit