1 ; RUN: opt < %s -inline -S | FileCheck %s 2 3 ; This was generated from the following source: 4 ; int a, b; 5 ; __attribute__((__always_inline__)) static void callee2() { b = 2; } 6 ; __attribute__((__nodebug__)) void callee() { a = 1; callee2(); } 7 ; void caller() { callee(); } 8 ; by running 9 ; clang -S test.c -emit-llvm -O1 -gline-tables-only -fno-strict-aliasing 10 11 ; CHECK-LABEL: @caller( 12 13 ; This instruction did not have a !dbg metadata in the callee. 14 ; CHECK: store i32 1, {{.*}}, !dbg [[A:!.*]] 15 16 ; This instruction came from callee with a !dbg metadata. 17 ; CHECK: store i32 2, {{.*}}, !dbg [[B:!.*]] 18 19 ; The remaining instruction from the caller. 20 ; CHECK: ret void, !dbg [[A]] 21 22 ; Debug location of the code in caller() and of the inlined code that did not 23 ; have any debug location before. 24 ; CHECK-DAG: [[A]] = !DILocation(line: 4, scope: !{{[0-9]+}}) 25 26 ; Debug location of the inlined code. 27 ; CHECK-DAG: [[B]] = !DILocation(line: 2, scope: !{{[0-9]+}}, inlinedAt: [[A_INL:![0-9]*]]) 28 ; CHECK-DAG: [[A_INL]] = distinct !DILocation(line: 4, scope: !{{[0-9]+}}) 29 30 31 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 32 target triple = "x86_64-unknown-linux-gnu" 33 34 @a = common global i32 0, align 4 35 @b = common global i32 0, align 4 36 37 ; Function Attrs: nounwind uwtable 38 define void @callee() #0 { 39 entry: 40 store i32 1, i32* @a, align 4 41 store i32 2, i32* @b, align 4, !dbg !11 42 ret void 43 } 44 45 ; Function Attrs: nounwind uwtable 46 define void @caller() #0 !dbg !4 { 47 entry: 48 tail call void @callee(), !dbg !12 49 ret void, !dbg !12 50 } 51 52 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 53 54 !llvm.dbg.cu = !{!0} 55 !llvm.module.flags = !{!8, !9} 56 !llvm.ident = !{!10} 57 58 !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 (210174)", isOptimized: true, emissionKind: 2, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2) 59 !1 = !DIFile(filename: "test.c", directory: "/code/llvm/build0") 60 !2 = !{} 61 !3 = !{!4, !7} 62 !4 = distinct !DISubprogram(name: "caller", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, scopeLine: 4, file: !1, scope: !5, type: !6, variables: !2) 63 !5 = !DIFile(filename: "test.c", directory: "/code/llvm/build0") 64 !6 = !DISubroutineType(types: !2) 65 !7 = distinct !DISubprogram(name: "callee2", line: 2, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: true, scopeLine: 2, file: !1, scope: !5, type: !6, variables: !2) 66 !8 = !{i32 2, !"Dwarf Version", i32 4} 67 !9 = !{i32 2, !"Debug Info Version", i32 3} 68 !10 = !{!"clang version 3.5.0 (210174)"} 69 !11 = !DILocation(line: 2, scope: !7) 70 !12 = !DILocation(line: 4, scope: !4) 71
