diff options
Diffstat (limited to 'test/DebugInfo/enum.ll')
-rw-r--r-- | test/DebugInfo/enum.ll | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/test/DebugInfo/enum.ll b/test/DebugInfo/enum.ll new file mode 100644 index 000000000000..bc09846bb8e1 --- /dev/null +++ b/test/DebugInfo/enum.ll @@ -0,0 +1,80 @@ +; REQUIRES: object-emission + +; RUN: llc -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), !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) #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 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !11, metadata !12, metadata !17, metadata !11, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/enum.cpp] [DW_LANG_C_plus_plus] +!1 = metadata !{metadata !"enum.cpp", metadata !"/tmp"} +!2 = metadata !{metadata !3, metadata !8} +!3 = metadata !{i32 786436, metadata !1, null, metadata !"e1", i32 1, i64 64, i64 64, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [e1] [line 1, size 64, align 64, offset 0] [def] [from ] +!4 = metadata !{metadata !5, metadata !6, metadata !7} +!5 = metadata !{i32 786472, metadata !"I", i64 0} ; [ DW_TAG_enumerator ] [I :: 0] +!6 = metadata !{i32 786472, metadata !"J", i64 4294967295} ; [ DW_TAG_enumerator ] [J :: 4294967295] +!7 = metadata !{i32 786472, metadata !"K", i64 -1152921504606846976} ; [ DW_TAG_enumerator ] [K :: 17293822569102704640] +!8 = metadata !{i32 786436, metadata !1, null, metadata !"e2", i32 2, i64 32, i64 32, i32 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [e2] [line 2, size 32, align 32, offset 0] [def] [from ] +!9 = metadata !{metadata !10} +!10 = metadata !{i32 786472, metadata !"X", i64 0} ; [ DW_TAG_enumerator ] [X :: 0] +!11 = metadata !{i32 0} +!12 = metadata !{metadata !13} +!13 = metadata !{i32 786478, metadata !1, metadata !14, metadata !"func", metadata !"func", metadata !"_Z4funcv", i32 3, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z4funcv, null, null, metadata !11, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [func] +!14 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/enum.cpp] +!15 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] +!16 = metadata !{null} +!17 = metadata !{metadata !18} +!18 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !14, i32 1, metadata !3, i32 0, i32 1, i64* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def] +!19 = metadata !{i32 2, metadata !"Dwarf Version", i32 3} +!20 = metadata !{i32 786688, metadata !13, metadata !"b", metadata !14, i32 4, metadata !21, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [b] [line 4] +!21 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] +!22 = metadata !{i32 4, i32 0, metadata !13, null} +!23 = metadata !{i32 5, i32 0, metadata !13, null} +!24 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} |