| ; This checks that .debug_frame can be generated in the DWARF64 format. |
| |
| ; RUN: llc -mtriple=x86_64 -dwarf64 -force-dwarf-frame-section -filetype=obj %s -o %t |
| ; RUN: llvm-dwarfdump -debug-frame %t | FileCheck %s |
| |
| ; CHECK: .debug_frame contents: |
| ; CHECK: 00000000 {{.+}} ffffffffffffffff CIE |
| ; CHECK-NEXT: Format: DWARF64 |
| ; CHECK: {{.+}} 0000000000000000 FDE cie=00000000 pc= |
| ; CHECK-NEXT: Format: DWARF64 |
| |
| ; IR generated and reduced from: |
| ; $ cat foo.c |
| ; void foo() { } |
| ; $ clang -g -S -emit-llvm foo.c -o foo.ll |
| |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define dso_local void @foo() #0 !dbg !7 { |
| ret void, !dbg !10 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !5} |
| !llvm.ident = !{!6} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) |
| !1 = !DIFile(filename: "foo.c", directory: "/tmp") |
| !2 = !{} |
| !3 = !{i32 7, !"Dwarf Version", i32 4} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = !{i32 1, !"wchar_size", i32 4} |
| !6 = !{!"clang version 12.0.0"} |
| !7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !8, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) |
| !8 = !DISubroutineType(types: !9) |
| !9 = !{null} |
| !10 = !DILocation(line: 1, column: 14, scope: !7) |
