third_party/llvm-project/llvm/test/Linker/comdat4.ll

; RUN: not llvm-link %s %p/Inputs/comdat3.ll -S -o - 2>&1 | FileCheck %s

$foo = comdat noduplicates
@foo = global i64 43, comdat($foo)
; CHECK: Linking COMDATs named 'foo': noduplicates has been violated!