File: comdat_group.ll

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llvm-toolchain-13 1%3A13.0.1-6~deb11u1
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; Ensure complete comdat group is materialized
; RUN: llvm-link %s -S | FileCheck %s
; CHECK: $linkoncecomdat = comdat any
; CHECK: @linkoncecomdat = linkonce global i32 2
; CHECK: @linkoncecomdat_unref_var = linkonce global i32 2, comdat($linkoncecomdat)
; CHECK: define linkonce void @linkoncecomdat_unref_func() comdat($linkoncecomdat)

$linkoncecomdat = comdat any
@linkoncecomdat = linkonce global i32 2, comdat($linkoncecomdat)
@linkoncecomdat_unref_var = linkonce global i32 2, comdat($linkoncecomdat)
define linkonce void @linkoncecomdat_unref_func() comdat($linkoncecomdat) {
  ret void
}
; Reference one member of comdat so that comdat is generated.
define void @ref_linkoncecomdat() {
  load i32, i32* @linkoncecomdat, align 4
  ret void
}