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1; RUN: opt < %s -passes=pgo-instr-gen -pgo-temporal-instrumentation -S | FileCheck %s2; RUN: opt < %s -passes=pgo-instr-gen -pgo-temporal-instrumentation -pgo-block-coverage -S | FileCheck %s3target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-linux-gnu"5 6; CHECK-LABEL: define void @foo(7define void @foo() {8entry:9 ; CHECK: call void @llvm.instrprof.timestamp({{.*}})10 ret void11}12 13; CHECK-LABEL: define void @bar(14define void @bar() #0 {15entry:16 ; CHECK-NOT: call void @llvm.instrprof.timestamp({{.*}})17 call void asm sideeffect "retq;", "~{dirflag},~{fpsr},~{flags}"()18 unreachable19}20 21; CHECK-LABEL: declare void @llvm.instrprof.timestamp(22 23attributes #0 = { naked }24