1 ; RUN: opt -enable-mssa-loop-dependency -verify-memoryssa -loop-rotate -S %s | FileCheck %s
4 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
5 target triple = "x86_64-grtev4-linux-gnu"
7 ; Check verification passes after loop rotate, when adding phis in blocks
8 ; receiving incoming edges and adding phis in IDF blocks.
10 define void @f() align 32 {
12 br label %while.cond.outer
14 while.cond80.while.cond.loopexit_crit_edge: ; preds = %if.else99
15 br label %while.cond.outer
17 while.cond.outer: ; preds = %while.cond80.while.cond.loopexit_crit_edge, %entry
18 br i1 undef, label %while.cond.outer.return.loopexit2_crit_edge, label %while.body.lr.ph
20 while.body.lr.ph: ; preds = %while.cond.outer
23 while.body: ; preds = %while.body.lr.ph
24 br i1 undef, label %if.then42, label %if.end61
26 if.then42: ; preds = %while.body
27 br label %return.loopexit2
29 if.end61: ; preds = %while.body
30 br label %while.body82
32 while.body82: ; preds = %if.end61
33 br i1 undef, label %return.loopexit, label %if.else99
35 if.else99: ; preds = %while.body82
36 store i32 0, i32* inttoptr (i64 44 to i32*), align 4
37 br label %while.cond80.while.cond.loopexit_crit_edge
39 return.loopexit: ; preds = %while.body82
42 while.cond.outer.return.loopexit2_crit_edge: ; preds = %while.cond.outer
43 br label %return.loopexit2
45 return.loopexit2: ; preds = %while.cond.outer.return.loopexit2_crit_edge, %if.then42
48 return: ; preds = %return.loopexit2, %return.loopexit