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83
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1 ; RUN: llvm-link %s %S/Inputs/replaced-function-matches-first-subprogram.ll -S | FileCheck %s
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2
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3 ; Generated from C++ source:
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4 ;
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5 ; // repro/t.h
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6 ; template <class T> struct Class {
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7 ; int foo() { return 0; }
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8 ; };
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9 ; // repro/d1/t1.cpp
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10 ; #include "t.h"
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11 ; int foo() { return Class<int>().foo(); }
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12 ; // repro/d2/t2.cpp
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13 ; #include "t.h"
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14 ; template struct Class<int>;
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15
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16 %struct.Class = type { i8 }
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17
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100
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18 ; CHECK: define i32 @_Z3foov(){{.*}} !dbg ![[SP1:[0-9]+]]
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19 define i32 @_Z3foov() !dbg !4 {
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83
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20 entry:
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21 %tmp = alloca %struct.Class, align 1
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22 %call = call i32 @_ZN5ClassIiE3fooEv(%struct.Class* %tmp), !dbg !14
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23 ret i32 %call, !dbg !14
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24 }
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25
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100
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26 ; CHECK: define weak_odr i32 @_ZN5ClassIiE3fooEv(%struct.Class* %this){{.*}} !dbg ![[SP2:[0-9]+]] {
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83
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27 ; CHECK-NOT: }
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28 ; CHECK: !dbg ![[LOC:[0-9]+]]
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100
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29 define linkonce_odr i32 @_ZN5ClassIiE3fooEv(%struct.Class* %this) align 2 !dbg !7 {
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83
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30 entry:
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31 %this.addr = alloca %struct.Class*, align 8
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32 store %struct.Class* %this, %struct.Class** %this.addr, align 8
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95
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33 %this1 = load %struct.Class*, %struct.Class** %this.addr
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83
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34 ret i32 0, !dbg !15
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35 }
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36
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37 ; CHECK: !llvm.dbg.cu = !{![[CU1:[0-9]+]], ![[CU2:[0-9]+]]}
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38 !llvm.dbg.cu = !{!0}
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39 !llvm.module.flags = !{!10, !11, !12}
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40 !llvm.ident = !{!13}
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41
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42 ; Extract out the list of subprograms from each compile unit.
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95
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43 ; CHECK-DAG: ![[CU1]] = distinct !DICompileUnit({{.*}} subprograms: ![[SPs1:[0-9]+]]
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44 ; CHECK-DAG: ![[CU2]] = distinct !DICompileUnit({{.*}} subprograms: ![[SPs2:[0-9]+]]
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45 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 (trunk 224193) (llvm/trunk 224197)", isOptimized: false, emissionKind: 2, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
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46 !1 = !DIFile(filename: "t1.cpp", directory: "/Users/dexonsmith/data/llvm/staging/test/Linker/repro/d1")
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83
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47 !2 = !{}
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48
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95
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49 ; Extract out each compile unit's single subprogram. The replaced subprogram's
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50 ; function should drop to null in the first compile unit.
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100
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51 ; CHECK-DAG: ![[SPs1]] = !{![[SP1]], ![[SP2r:[0-9]+]]}
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52 ; CHECK-DAG: ![[SPs2]] = !{![[SP2]]}
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83
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53 !3 = !{!4, !7}
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100
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54 !4 = distinct !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !5, type: !6, variables: !2)
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95
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55 !5 = !DIFile(filename: "t1.cpp", directory: "/Users/dexonsmith/data/llvm/staging/test/Linker/repro/d1")
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56 !6 = !DISubroutineType(types: !2)
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83
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57
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100
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58 ; Extract out the file from the replaced subprogram.
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59 ; CHECK-DAG: ![[SP2]] = distinct !DISubprogram({{.*}} file: ![[FILE:[0-9]+]],
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95
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60
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61 ; We can't use CHECK-NOT/CHECK-SAME with a CHECK-DAG, so rely on field order to
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62 ; prove that there's no function: here.
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63 ; CHECK-DAG: ![[SP2r]] = {{.*}}!DISubprogram({{.*}} isOptimized: false, variables:
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100
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64 !7 = distinct !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !8, scope: !9, type: !6, variables: !2)
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83
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65
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66 ; The new subprogram should be pointing at the new directory.
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95
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67 ; CHECK-DAG: ![[FILE]] = !DIFile(filename: "../t.h", directory: "/Users/dexonsmith/data/llvm/staging/test/Linker/repro/d2")
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68 !8 = !DIFile(filename: "../t.h", directory: "/Users/dexonsmith/data/llvm/staging/test/Linker/repro/d1")
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69 !9 = !DIFile(filename: "../t.h", directory: "/Users/dexonsmith/data/llvm/staging/test/Linker/repro/d1")
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83
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70 !10 = !{i32 2, !"Dwarf Version", i32 2}
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95
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71 !11 = !{i32 2, !"Debug Info Version", i32 3}
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83
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72 !12 = !{i32 1, !"PIC Level", i32 2}
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73 !13 = !{!"clang version 3.6.0 (trunk 224193) (llvm/trunk 224197)"}
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95
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74 !14 = !DILocation(line: 2, column: 20, scope: !4)
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83
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75
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76 ; The same subprogram should be pointed to by inside the !dbg reference.
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95
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77 ; CHECK: ![[LOC]] = !DILocation(line: 2, column: 15, scope: ![[SP2]])
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78 !15 = !DILocation(line: 2, column: 15, scope: !7)
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