| ; REQUIRES: object-emission |
| |
| ; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t |
| ; RUN: llvm-dwarfdump %t | FileCheck %s |
| |
| ; IR generated from the following code compiled with clang -g: |
| ; enum e1 { I, J = 0xffffffffU, K = 0xf000000000000000ULL } a; |
| ; enum e2 { X }; |
| ; void func() { |
| ; int b = X; |
| ; } |
| |
| ; These values were previously being truncated to -1 and 0 respectively. |
| |
| ; CHECK: debug_info contents |
| ; CHECK: DW_TAG_enumeration_type |
| ; CHECK-NEXT: DW_AT_name{{.*}} = "e1" |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_enumerator |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_enumerator |
| ; CHECK-NEXT: DW_AT_name{{.*}} = "J" |
| ; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata] (4294967295) |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_enumerator |
| ; CHECK-NEXT: DW_AT_name{{.*}} = "K" |
| ; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata] (-1152921504606846976) |
| |
| ; Check that we retain enums that aren't referenced by any variables, etc |
| ; CHECK: DW_TAG_enumeration_type |
| ; CHECK-NEXT: DW_AT_name{{.*}} = "e2" |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_enumerator |
| ; CHECK-NEXT: DW_AT_name{{.*}} = "X" |
| |
| @a = global i64 0, align 8 |
| |
| ; Function Attrs: nounwind uwtable |
| define void @_Z4funcv() #0 { |
| entry: |
| %b = alloca i32, align 4 |
| call void @llvm.dbg.declare(metadata i32* %b, metadata !20, metadata !{!"0x102"}), !dbg !22 |
| store i32 0, i32* %b, align 4, !dbg !22 |
| ret void, !dbg !23 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!19, !24} |
| |
| !0 = !{!"0x11\004\00clang version 3.4 \000\00\000\00\000", !1, !2, !11, !12, !17, !11} ; [ DW_TAG_compile_unit ] [/tmp/enum.cpp] [DW_LANG_C_plus_plus] |
| !1 = !{!"enum.cpp", !"/tmp"} |
| !2 = !{!3, !8} |
| !3 = !{!"0x4\00e1\001\0064\0064\000\000\000", !1, null, null, !4, null, null, null} ; [ DW_TAG_enumeration_type ] [e1] [line 1, size 64, align 64, offset 0] [def] [from ] |
| !4 = !{!5, !6, !7} |
| !5 = !{!"0x28\00I\000"} ; [ DW_TAG_enumerator ] [I :: 0] |
| !6 = !{!"0x28\00J\004294967295"} ; [ DW_TAG_enumerator ] [J :: 4294967295] |
| !7 = !{!"0x28\00K\00-1152921504606846976"} ; [ DW_TAG_enumerator ] [K :: 17293822569102704640] |
| !8 = !{!"0x4\00e2\002\0032\0032\000\000\000", !1, null, null, !9, null, null, null} ; [ DW_TAG_enumeration_type ] [e2] [line 2, size 32, align 32, offset 0] [def] [from ] |
| !9 = !{!10} |
| !10 = !{!"0x28\00X\000"} ; [ DW_TAG_enumerator ] [X :: 0] |
| !11 = !{} |
| !12 = !{!13} |
| !13 = !{!"0x2e\00func\00func\00_Z4funcv\003\000\001\000\006\00256\000\003", !1, !14, !15, null, void ()* @_Z4funcv, null, null, !11} ; [ DW_TAG_subprogram ] [line 3] [def] [func] |
| !14 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/tmp/enum.cpp] |
| !15 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !16, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !16 = !{null} |
| !17 = !{!18} |
| !18 = !{!"0x34\00a\00a\00\001\000\001", null, !14, !3, i64* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def] |
| !19 = !{i32 2, !"Dwarf Version", i32 3} |
| !20 = !{!"0x100\00b\004\000", !13, !14, !21} ; [ DW_TAG_auto_variable ] [b] [line 4] |
| !21 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] |
| !22 = !MDLocation(line: 4, scope: !13) |
| !23 = !MDLocation(line: 5, scope: !13) |
| !24 = !{i32 1, !"Debug Info Version", i32 2} |