llvm/llvm/test/Transforms/PGOProfile/comdat_internal.ll

; RUN: opt < %s -passes=pgo-instr-gen,instrprof -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"

$foo = comdat any
; CHECK: $foo = comdat any

; CHECK: $__llvm_profile_raw_version = comdat any
; CHECK: $__profc__stdin__foo.[[#FOO_HASH:]] = comdat any

@bar = global ptr @foo, align 8

; CHECK: @__llvm_profile_raw_version = hidden constant i64 {{[0-9]+}}, comdat
; CHECK-NOT: __profn__stdin__foo
; CHECK: @__profc__stdin__foo.[[#FOO_HASH]] = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", comdat, align 8
; CHECK: @__profd__stdin__foo.[[#FOO_HASH]] = private global { i64, i64, i64, i64, ptr, ptr, i32, [3 x i16], i32 } { i64 {{.*}}, i64 [[#FOO_HASH]], i64 sub (i64 ptrtoint (ptr @__profc__stdin__foo.742261418966908927 to i64), i64 ptrtoint (ptr @__profd__stdin__foo.742261418966908927 to i64)), i64 0, ptr null
; CHECK-NOT: @foo
; CHECK-SAME: , ptr null, i32 1, [3 x i16] zeroinitializer, i32 0 }, section "__llvm_prf_data", comdat($__profc__stdin__foo.[[#FOO_HASH]]), align 8
; CHECK: @__llvm_prf_nm
; CHECK: @llvm.compiler.used

define internal i32 @foo() comdat {
entry:
  ret i32 1
}