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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 4
; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" -scalar-evolution-classify-expressions=0 2>&1 | FileCheck %s
; PR3171
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 {
; CHECK-LABEL: '_Z3foov'
; CHECK-NEXT: Determining loop execution counts for: @_Z3foov
; CHECK-NEXT: Loop %bb1.i: backedge-taken count is i64 2
; CHECK-NEXT: Loop %bb1.i: constant max backedge-taken count is i64 2
; CHECK-NEXT: Loop %bb1.i: symbolic max backedge-taken count is i64 2
; CHECK-NEXT: Loop %bb1.i: Trip multiple is 3
;
entry:
%x = alloca %struct.NonPod, align 8 ; <ptr> [#uses=2]
%0 = getelementptr %struct.NonPod, ptr %x, i32 0, i32 0 ; <ptr> [#uses=1]
%1 = getelementptr [2 x %struct.Foo], ptr %0, i32 1, i32 0 ; <ptr> [#uses=1]
br label %bb1.i
bb1.i: ; preds = %bb2.i, %entry
%.0.i = phi ptr [ %1, %entry ], [ %4, %bb2.i ] ; <ptr> [#uses=2]
%2 = getelementptr %struct.NonPod, ptr %x, i32 0, i32 0, i32 0 ; <ptr> [#uses=1]
%3 = icmp eq ptr %.0.i, %2 ; <i1> [#uses=1]
br i1 %3, label %_ZN6NonPodD1Ev.exit, label %bb2.i
bb2.i: ; preds = %bb1.i
%4 = getelementptr %struct.Foo, ptr %.0.i, i32 -1 ; <ptr> [#uses=1]
br label %bb1.i
_ZN6NonPodD1Ev.exit: ; preds = %bb1.i
ret void
}
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