| |
| ; RUN: llc < %s -filetype=obj -mtriple=x86_64-apple-darwin | llvm-dwarfdump -v - | FileCheck %s |
| |
| ; Test that a nodebug function (a function not appearing in the debug info IR |
| ; metadata subprogram list) with DebugLocs on its IR doesn't cause crashes/does |
| ; the right thing. |
| |
| ; Build with clang from the following: |
| ; extern int i; |
| ; inline __attribute__((always_inline)) void f1() { |
| ; i = 3; |
| ; } |
| ; |
| ; __attribute__((nodebug)) void f2() { |
| ; f1(); |
| ; } |
| |
| ; Check that there's no DW_TAG_subprogram, not even for the 'f2' function. |
| ; CHECK: .debug_info contents: |
| ; CHECK: DW_TAG_compile_unit |
| ; CHECK-NOT: DW_TAG_subprogram |
| |
| ; Expect no line table entry since there are no functions and file references in this compile unit |
| ; CHECK: .debug_line contents: |
| ; CHECK: Line table prologue: |
| ; CHECK: total_length: 0x0000001a |
| ; CHECK-NOT: file_names[ |
| |
| @i = external global i32 |
| |
| ; Function Attrs: uwtable |
| define void @_Z2f2v() #0 { |
| entry: |
| store i32 3, ptr @i, align 4, !dbg !11 |
| ret void |
| } |
| |
| attributes #0 = { uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "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_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !12, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2) |
| !5 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{null} |
| !8 = !{i32 2, !"Dwarf Version", i32 4} |
| !9 = !{i32 2, !"Debug Info Version", i32 3} |
| !10 = !{!"clang version 3.5.0 "} |
| !11 = !DILocation(line: 3, scope: !4) |
| !12 = !{!13} |
| !13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |