xref: /aosp_15_r20/external/llvm/test/Linker/comdat_group.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; Ensure complete comdat group is materialized
2*9880d681SAndroid Build Coastguard Worker; RUN: llvm-link %s -S | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; CHECK: $linkoncecomdat = comdat any
4*9880d681SAndroid Build Coastguard Worker; CHECK: @linkoncecomdat = linkonce global i32 2
5*9880d681SAndroid Build Coastguard Worker; CHECK: @linkoncecomdat_unref_var = linkonce global i32 2, comdat($linkoncecomdat)
6*9880d681SAndroid Build Coastguard Worker; CHECK: define linkonce void @linkoncecomdat_unref_func() comdat($linkoncecomdat)
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker$linkoncecomdat = comdat any
9*9880d681SAndroid Build Coastguard Worker@linkoncecomdat = linkonce global i32 2, comdat($linkoncecomdat)
10*9880d681SAndroid Build Coastguard Worker@linkoncecomdat_unref_var = linkonce global i32 2, comdat($linkoncecomdat)
11*9880d681SAndroid Build Coastguard Workerdefine linkonce void @linkoncecomdat_unref_func() comdat($linkoncecomdat) {
12*9880d681SAndroid Build Coastguard Worker  ret void
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker; Reference one member of comdat so that comdat is generated.
15*9880d681SAndroid Build Coastguard Workerdefine void @ref_linkoncecomdat() {
16*9880d681SAndroid Build Coastguard Worker  load i32, i32* @linkoncecomdat, align 4
17*9880d681SAndroid Build Coastguard Worker  ret void
18*9880d681SAndroid Build Coastguard Worker}
19