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1; RUN: opt < %s -passes='cgscc(inline)' -S | FileCheck %s2 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 running9; clang -S test.c -emit-llvm -O1 -gline-tables-only -fno-strict-aliasing10 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 not23; 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 31target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"32target triple = "x86_64-unknown-linux-gnu"33 34@a = common global i32 0, align 435@b = common global i32 0, align 436 37; Function Attrs: nounwind uwtable38define void @callee() #0 {39entry:40 store i32 1, ptr @a, align 441 store i32 2, ptr @b, align 4, !dbg !1142 ret void43}44 45; Function Attrs: nounwind uwtable46define void @caller() #0 !dbg !4 {47entry:48 tail call void @callee(), !dbg !1249 ret void, !dbg !1250}51 52attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "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: LineTablesOnly, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)59!1 = !DIFile(filename: "test.c", directory: "/code/llvm/build0")60!2 = !{}61!4 = distinct !DISubprogram(name: "caller", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, scopeLine: 4, file: !1, scope: !5, type: !6, retainedNodes: !2)62!5 = !DIFile(filename: "test.c", directory: "/code/llvm/build0")63!6 = !DISubroutineType(types: !2)64!7 = distinct !DISubprogram(name: "callee2", line: 2, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2)65!8 = !{i32 2, !"Dwarf Version", i32 4}66!9 = !{i32 2, !"Debug Info Version", i32 3}67!10 = !{!"clang version 3.5.0 (210174)"}68!11 = !DILocation(line: 2, scope: !7)69!12 = !DILocation(line: 4, scope: !4)70