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- ; RUN: opt -S -licm %s | FileCheck %s
- ; ModuleID = '../pr23608.ll'
- target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
- target triple = "x86_64-unknown-linux-gnu"
- %struct.PyFrameObject = type { i32 }
- @a = common global %struct.PyFrameObject* null, align 8
- @__msan_origin_tls = external thread_local(initialexec) global i32
- define void @fn1() {
- entry:
- br label %indirectgoto
- while.cond: ; preds = %indirectgoto, %bb15
- %tmp = load %struct.PyFrameObject*, %struct.PyFrameObject** @a, align 8
- %_msld = load i64, i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*), align 8
- %tmp1 = load i32, i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*), align 8
- %f_iblock = getelementptr inbounds %struct.PyFrameObject, %struct.PyFrameObject* %tmp, i64 0, i32 0
- br label %bb2
- bb: ; preds = %while.cond
- call void @__msan_warning_noreturn()
- unreachable
- bb2: ; preds = %while.cond
- %tmp3 = load i32, i32* %f_iblock, align 4
- %tmp4 = ptrtoint i32* %f_iblock to i64
- %tmp8 = inttoptr i64 %tmp4 to i32*
- %tobool = icmp eq i64 %tmp4, 0
- br i1 %tobool, label %bb13, label %bb15
- bb13: ; preds = %bb2
- ; CHECK-LABEL bb13:
- ; CHECK: %tmp8.le = inttoptr
- %.lcssa7 = phi i32* [ %tmp8, %bb2 ]
- call void @__msan_warning_noreturn()
- unreachable
- bb15: ; preds = %bb2
- br i1 %tobool, label %while.end, label %while.cond
- while.end: ; preds = %bb15
- ret void
- indirectgoto: ; preds = %indirectgoto, %entry
- indirectbr i8* null, [label %indirectgoto, label %while.cond]
- }
- declare void @__msan_warning_noreturn()
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