|  | ; RUN: llvm-link %s %s -S -o -| FileCheck %s | 
|  |  | 
|  | ; This test checks that DIMacro and DIMacroFile comaprison works correctly. | 
|  |  | 
|  | ; CHECK: !llvm.dbg.cu = !{[[CU1:![0-9]*]], [[CU2:![0-9]*]]} | 
|  |  | 
|  | ; CHECK: [[CU1]] = distinct !DICompileUnit | 
|  | ; CHECK-SAME: macros: [[MS1:![0-9]*]] | 
|  | ; CHECK: [[F1:![0-9]*]] = !DIFile(filename: "t.c" | 
|  | ; CHECK: [[MS1]] = !{[[MF1:![0-9]*]]} | 
|  | ; CHECK: [[MF1]] = !DIMacroFile( | 
|  | ; CHECK-SAME: file: [[F1]], nodes: [[MS2:![0-9]*]]) | 
|  | ; CHECK: [[MS2]] = !{[[M1:![0-9]*]]} | 
|  | ; CHECK: [[M1]] = !DIMacro(type: DW_MACINFO_define, line: 3, name: "X", value: "5") | 
|  | ; CHECK: [[CU2]] = distinct !DICompileUnit | 
|  | ; CHECK-SAME: macros: [[MS1]] | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!7} | 
|  | !llvm.ident = !{!8} | 
|  |  | 
|  | !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 276746)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, macros: !3) | 
|  | !1 = !DIFile(filename: "t.c", directory: "/") | 
|  | !2 = !{} | 
|  | !3 = !{!4} | 
|  | !4 = !DIMacroFile(line: 0, file: !1, nodes: !5) | 
|  | !5 = !{!6} | 
|  | !6 = !DIMacro(type: DW_MACINFO_define, line: 3, name: "X", value: "5") | 
|  | !7 = !{i32 2, !"Debug Info Version", i32 3} | 
|  | !8 = !{!"clang version 4.0.0 (trunk 276746)"} |