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      1 ; RUN: llvm-link %s -S -o - | FileCheck %s
      2 ; RUN: llvm-link %s %S/Inputs/metadata-attach.ll -S -o - | FileCheck --check-prefix=CHECK-LINKED1 %s
      3 ; RUN: llvm-link %S/Inputs/metadata-attach.ll %s -S -o - | FileCheck --check-prefix=CHECK-LINKED2 %s
      4 
      5 ; CHECK: @g1 = global i32 0, !attach !0{{$}}
      6 ; CHECK-LINKED1: @g1 = global i32 0, !attach !0{{$}}
      7 @g1 = global i32 0, !attach !0
      8 
      9 ; CHECK: @g3 = weak global i32 1, !attach !0{{$}}
     10 ; CHECK: @g2 = external global i32, !attach !0{{$}}
     11 ; CHECK-LINKED1: @g2 = global i32 1, !attach !1{{$}}
     12 @g2 = external global i32, !attach !0
     13 
     14 ; CHECK-LINKED1: @g3 = global i32 2, !attach !1{{$}}
     15 @g3 = weak global i32 1, !attach !0
     16 
     17 ; CHECK-LINKED2: @g2 = global i32 1, !attach !0{{$}}
     18 ; CHECK-LINKED2: @g3 = global i32 2, !attach !0{{$}}
     19 ; CHECK-LINKED2: @g1 = global i32 0, !attach !1{{$}}
     20 
     21 ; CHECK: define void @f1() !attach !0 {
     22 ; CHECK-LINKED1: define void @f1() !attach !0 {
     23 define void @f1() !attach !0 {
     24   call void @f2()
     25   store i32 0, i32* @g2
     26   ret void
     27 }
     28 
     29 ; CHECK: declare !attach !0 void @f2()
     30 ; CHECK-LINKED1: define void @f2() !attach !1 {
     31 declare !attach !0 void @f2()
     32 
     33 ; CHECK: define weak void @f3() !attach !0 {
     34 ; CHECK-LINKED1: define void @f3() !attach !1 {
     35 define weak void @f3() !attach !0 {
     36   ret void
     37 }
     38 
     39 ; CHECK-LINKED2: define void @f2() !attach !0 {
     40 ; CHECK-LINKED2: define void @f3() !attach !0 {
     41 ; CHECK-LINKED2: define void @f1() !attach !1 {
     42 
     43 ; CHECK-LINKED1: !0 = !{i32 0}
     44 ; CHECK-LINKED1: !1 = !{i32 1}
     45 
     46 ; CHECK-LINKED2: !0 = !{i32 1}
     47 ; CHECK-LINKED2: !1 = !{i32 0}
     48 
     49 !0 = !{i32 0}
     50