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83
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1 ; From source:
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2 ; int f(int a, int b) {
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3 ; return a //
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4 ; && //
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5 ; b;
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6 ; }
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7
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8 ; Check that the comparison of 'a' is attributed to line 2, not 3.
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9
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10 ; CHECK: .loc{{ +}}1{{ +}}2
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11 ; CHECK-NOT: .loc{{ }}
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12 ; CHECK: cmp
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13
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14 ; Function Attrs: nounwind uwtable
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15 define i32 @_Z1fii(i32 %a, i32 %b) #0 {
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16 entry:
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17 %a.addr = alloca i32, align 4
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18 %b.addr = alloca i32, align 4
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19 store i32 %a, i32* %a.addr, align 4
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20 store i32 %b, i32* %b.addr, align 4
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95
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21 %0 = load i32, i32* %a.addr, align 4, !dbg !10
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83
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22 %tobool = icmp ne i32 %0, 0, !dbg !10
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23 br i1 %tobool, label %land.rhs, label %land.end, !dbg !11
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24
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25 land.rhs: ; preds = %entry
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26 %1 = load i32, i32* %b.addr, align 4, !dbg !12
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83
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27 %tobool1 = icmp ne i32 %1, 0, !dbg !12
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28 br label %land.end
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29
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30 land.end: ; preds = %land.rhs, %entry
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31 %2 = phi i1 [ false, %entry ], [ %tobool1, %land.rhs ]
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32 %conv = zext i1 %2 to i32, !dbg !10
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33 ret i32 %conv, !dbg !13
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34 }
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35
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36 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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37
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38 !llvm.dbg.cu = !{!0}
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39 !llvm.module.flags = !{!7, !8}
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40 !llvm.ident = !{!9}
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41
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95
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42 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.7.0 (trunk 227472) (llvm/trunk 227476)", isOptimized: false, emissionKind: 2, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
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43 !1 = !DIFile(filename: "line.cpp", directory: "/tmp/dbginfo")
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83
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44 !2 = !{}
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45 !3 = !{!4}
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95
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46 !4 = distinct !DISubprogram(name: "f", line: 1, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !5, type: !6, function: i32 (i32, i32)* @_Z1fii, variables: !2)
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47 !5 = !DIFile(filename: "line.cpp", directory: "/tmp/dbginfo")
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48 !6 = !DISubroutineType(types: !2)
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83
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49 !7 = !{i32 2, !"Dwarf Version", i32 4}
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95
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50 !8 = !{i32 2, !"Debug Info Version", i32 3}
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83
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51 !9 = !{!"clang version 3.7.0 (trunk 227472) (llvm/trunk 227476)"}
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95
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52 !10 = !DILocation(line: 2, scope: !4)
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53 !11 = !DILocation(line: 3, scope: !4)
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54 !12 = !DILocation(line: 4, scope: !4)
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55 !13 = !DILocation(line: 2, scope: !4)
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