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// Linkage types of global variables
// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o %t.cir
// RUN: FileCheck %s -check-prefix=CIR --input-file %t.cir
// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -fclangir -emit-llvm %s -o %t-cir.ll
// RUN: FileCheck %s -check-prefix=LLVM --input-file %t-cir.ll
// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o %t.ll
// RUN: FileCheck %s -check-prefix=OGCG --input-file %t.ll

int aaaa;
// CIR: cir.global external @aaaa
// LLVM: @aaaa = global i32 0
// OGCG: @aaaa = global i32 0

[[gnu::selectany]] int dddd;
// CIR: cir.global weak_odr comdat @dddd
// LLVM: @dddd = weak_odr global i32 0, comdat
// OGCG: @dddd = weak_odr global i32 0, comdat

static int bbbb;
// CIR: cir.global "private" internal dso_local @_ZL4bbbb
// LLVM: @_ZL4bbbb = internal global i32 0
// OGCG: @_ZL4bbbb = internal global i32 0

inline int cccc;
// CIR: cir.global linkonce_odr comdat @cccc
// LLVM: @cccc = linkonce_odr global i32 0, comdat
// OGCG: @cccc = linkonce_odr global i32 0, comdat

// Force the global variables to be emitted
void reference_vars() {
    bbbb;
    cccc;
}