1 ; RUN: opt -S -licm %s | FileCheck %s
2 ; ModuleID = '../pr23608.ll'
3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
6 %struct.PyFrameObject = type { i32 }
8 @a = common global %struct.PyFrameObject* null, align 8
9 @__msan_origin_tls = external thread_local(initialexec) global i32
13 br label %indirectgoto
15 while.cond: ; preds = %indirectgoto, %bb15
16 %tmp = load %struct.PyFrameObject*, %struct.PyFrameObject** @a, align 8
17 %_msld = load i64, i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*), align 8
18 %tmp1 = load i32, i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*), align 8
19 %f_iblock = getelementptr inbounds %struct.PyFrameObject, %struct.PyFrameObject* %tmp, i64 0, i32 0
22 bb: ; preds = %while.cond
23 call void @__msan_warning_noreturn()
26 bb2: ; preds = %while.cond
27 %tmp3 = load i32, i32* %f_iblock, align 4
28 %tmp4 = ptrtoint i32* %f_iblock to i64
29 %tmp8 = inttoptr i64 %tmp4 to i32*
30 %tobool = icmp eq i64 %tmp4, 0
31 br i1 %tobool, label %bb13, label %bb15
35 ; CHECK: %tmp8.le = inttoptr
36 %.lcssa7 = phi i32* [ %tmp8, %bb2 ]
37 call void @__msan_warning_noreturn()
41 br i1 %tobool, label %while.end, label %while.cond
43 while.end: ; preds = %bb15
46 indirectgoto: ; preds = %indirectgoto, %entry
47 indirectbr i8* null, [label %indirectgoto, label %while.cond]
50 declare void @__msan_warning_noreturn()