| ; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution | FileCheck %s |
| ; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s |
| ; PR3171 |
| |
| ; CHECK: count is 2 |
| |
| target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" |
| |
| %struct.Foo = type { i32 } |
| %struct.NonPod = type { [2 x %struct.Foo] } |
| |
| define void @_Z3foov() nounwind { |
| entry: |
| %x = alloca %struct.NonPod, align 8 ; <%struct.NonPod*> [#uses=2] |
| %0 = getelementptr %struct.NonPod, %struct.NonPod* %x, i32 0, i32 0 ; <[2 x %struct.Foo]*> [#uses=1] |
| %1 = getelementptr [2 x %struct.Foo], [2 x %struct.Foo]* %0, i32 1, i32 0 ; <%struct.Foo*> [#uses=1] |
| br label %bb1.i |
| |
| bb1.i: ; preds = %bb2.i, %entry |
| %.0.i = phi %struct.Foo* [ %1, %entry ], [ %4, %bb2.i ] ; <%struct.Foo*> [#uses=2] |
| %2 = getelementptr %struct.NonPod, %struct.NonPod* %x, i32 0, i32 0, i32 0 ; <%struct.Foo*> [#uses=1] |
| %3 = icmp eq %struct.Foo* %.0.i, %2 ; <i1> [#uses=1] |
| br i1 %3, label %_ZN6NonPodD1Ev.exit, label %bb2.i |
| |
| bb2.i: ; preds = %bb1.i |
| %4 = getelementptr %struct.Foo, %struct.Foo* %.0.i, i32 -1 ; <%struct.Foo*> [#uses=1] |
| br label %bb1.i |
| |
| _ZN6NonPodD1Ev.exit: ; preds = %bb1.i |
| ret void |
| } |
| |