|  | ; From source: | 
|  | ; int f(int a, int b) { | 
|  | ;   return a   // | 
|  | ;          &&  // | 
|  | ;          b; | 
|  | ; } | 
|  |  | 
|  | ; Check that the comparison of 'a' is attributed to line 2, not 3. | 
|  |  | 
|  | ; CHECK: .loc{{ +}}1{{ +}}2 | 
|  | ; CHECK-NOT: .loc{{ }} | 
|  | ; CHECK: cmp | 
|  |  | 
|  | ; Function Attrs: nounwind uwtable | 
|  | define i32 @_Z1fii(i32 %a, i32 %b) #0 { | 
|  | entry: | 
|  | %a.addr = alloca i32, align 4 | 
|  | %b.addr = alloca i32, align 4 | 
|  | store i32 %a, i32* %a.addr, align 4 | 
|  | store i32 %b, i32* %b.addr, align 4 | 
|  | %0 = load i32, i32* %a.addr, align 4, !dbg !10 | 
|  | %tobool = icmp ne i32 %0, 0, !dbg !10 | 
|  | br i1 %tobool, label %land.rhs, label %land.end, !dbg !11 | 
|  |  | 
|  | land.rhs:                                         ; preds = %entry | 
|  | %1 = load i32, i32* %b.addr, align 4, !dbg !12 | 
|  | %tobool1 = icmp ne i32 %1, 0, !dbg !12 | 
|  | br label %land.end | 
|  |  | 
|  | land.end:                                         ; preds = %land.rhs, %entry | 
|  | %2 = phi i1 [ false, %entry ], [ %tobool1, %land.rhs ] | 
|  | %conv = zext i1 %2 to i32, !dbg !10 | 
|  | ret i32 %conv, !dbg !13 | 
|  | } | 
|  |  | 
|  | 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" } | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!7, !8} | 
|  | !llvm.ident = !{!9} | 
|  |  | 
|  | !0 = !MDCompileUnit(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) | 
|  | !1 = !MDFile(filename: "line.cpp", directory: "/tmp/dbginfo") | 
|  | !2 = !{} | 
|  | !3 = !{!4} | 
|  | !4 = !MDSubprogram(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) | 
|  | !5 = !MDFile(filename: "line.cpp", directory: "/tmp/dbginfo") | 
|  | !6 = !MDSubroutineType(types: !2) | 
|  | !7 = !{i32 2, !"Dwarf Version", i32 4} | 
|  | !8 = !{i32 2, !"Debug Info Version", i32 3} | 
|  | !9 = !{!"clang version 3.7.0 (trunk 227472) (llvm/trunk 227476)"} | 
|  | !10 = !MDLocation(line: 2, scope: !4) | 
|  | !11 = !MDLocation(line: 3, scope: !4) | 
|  | !12 = !MDLocation(line: 4, scope: !4) | 
|  | !13 = !MDLocation(line: 2, scope: !4) |