| ; RUN: mkdir -p %t && cd %t |
| ; RUN: opt < %s -S -passes=insert-gcov-profiling | FileCheck %s |
| |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define dso_local void @empty() !dbg !5 { |
| entry: |
| ret void, !dbg !8 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !9, !10} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, emissionKind: FullDebug, enums: !2) |
| !1 = !DIFile(filename: "a.c", directory: "") |
| !2 = !{} |
| !3 = !{i32 7, !"Dwarf Version", i32 5} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = distinct !DISubprogram(name: "empty", scope: !1, file: !1, line: 1, type: !6, scopeLine: 1, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{null} |
| !8 = !DILocation(line: 2, column: 1, scope: !5) |
| |
| ;; Due to -fasynchronous-unwind-tables. |
| !9 = !{i32 7, !"uwtable", i32 1} |
| |
| ;; Due to -fno-omit-frame-pointer. |
| !10 = !{i32 7, !"frame-pointer", i32 2} |
| |
| ;; Infer uwtable and "frame-pointer" from the module flags. |
| ; CHECK: define internal void @__llvm_gcov_writeout() unnamed_addr #[[#ATTR:]] |
| ; CHECK: define internal void @__llvm_gcov_reset() unnamed_addr #[[#ATTR]] |
| ; CHECK: define internal void @__llvm_gcov_init() unnamed_addr #[[#ATTR]] |
| ; CHECK: attributes #[[#ATTR]] = { noinline nounwind uwtable "frame-pointer"="all" } |
