| ; RUN: opt < %s -inline -S | FileCheck %s |
| |
| ; This was generated from the following source: |
| ; int a, b; |
| ; __attribute__((__always_inline__)) static void callee2() { b = 2; } |
| ; __attribute__((__nodebug__)) void callee() { a = 1; callee2(); } |
| ; void caller() { callee(); } |
| ; by running |
| ; clang -S test.c -emit-llvm -O1 -gline-tables-only -fno-strict-aliasing |
| |
| ; CHECK-LABEL: @caller( |
| |
| ; This instruction did not have a !dbg metadata in the callee. |
| ; CHECK: store i32 1, {{.*}}, !dbg [[A:!.*]] |
| |
| ; This instruction came from callee with a !dbg metadata. |
| ; CHECK: store i32 2, {{.*}}, !dbg [[B:!.*]] |
| |
| ; The remaining instruction from the caller. |
| ; CHECK: ret void, !dbg [[A]] |
| |
| ; Debug location of the code in caller() and of the inlined code that did not |
| ; have any debug location before. |
| ; CHECK-DAG: [[A]] = !DILocation(line: 4, scope: !{{[0-9]+}}) |
| |
| ; Debug location of the inlined code. |
| ; CHECK-DAG: [[B]] = !DILocation(line: 2, scope: !{{[0-9]+}}, inlinedAt: [[A_INL:![0-9]*]]) |
| ; CHECK-DAG: [[A_INL]] = distinct !DILocation(line: 4, scope: !{{[0-9]+}}) |
| |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @a = common global i32 0, align 4 |
| @b = common global i32 0, align 4 |
| |
| ; Function Attrs: nounwind uwtable |
| define void @callee() #0 { |
| entry: |
| store i32 1, i32* @a, align 4 |
| store i32 2, i32* @b, align 4, !dbg !11 |
| ret void |
| } |
| |
| ; Function Attrs: nounwind uwtable |
| define void @caller() #0 !dbg !4 { |
| entry: |
| tail call void @callee(), !dbg !12 |
| ret void, !dbg !12 |
| } |
| |
| attributes #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" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!8, !9} |
| !llvm.ident = !{!10} |
| |
| !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) |
| !1 = !DIFile(filename: "test.c", directory: "/code/llvm/build0") |
| !2 = !{} |
| !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) |
| !5 = !DIFile(filename: "test.c", directory: "/code/llvm/build0") |
| !6 = !DISubroutineType(types: !2) |
| !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) |
| !8 = !{i32 2, !"Dwarf Version", i32 4} |
| !9 = !{i32 2, !"Debug Info Version", i32 3} |
| !10 = !{!"clang version 3.5.0 (210174)"} |
| !11 = !DILocation(line: 2, scope: !7) |
| !12 = !DILocation(line: 4, scope: !4) |