; RUN: opt < %s -passes=pgo-instr-gen -pgo-temporal-instrumentation -S | FileCheck %s ; RUN: opt < %s -passes=pgo-instr-gen -pgo-temporal-instrumentation -pgo-block-coverage -S | FileCheck %s target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" ; CHECK-LABEL: define void @foo( define void @foo() { entry: ; CHECK: call void @llvm.instrprof.timestamp({{.*}}) ret void } ; CHECK-LABEL: define void @bar( define void @bar() #0 { entry: ; CHECK-NOT: call void @llvm.instrprof.timestamp({{.*}}) call void asm sideeffect "retq;", "~{dirflag},~{fpsr},~{flags}"() unreachable } ; CHECK-LABEL: declare void @llvm.instrprof.timestamp( attributes #0 = { naked }