| ; For http://llvm.org/bugs/show_bug.cgi?id=12942 |
| ; There are two CUs coming from /tmp/foo.c in this module. Make sure it doesn't |
| ; blow llc up and produces something reasonable. |
| ; |
| |
| ; REQUIRES: object-emission |
| |
| ; RUN: %llc_dwarf %s -o %t -filetype=obj -O0 |
| ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s |
| |
| ; ModuleID = 'test.bc' |
| |
| @str = private unnamed_addr constant [4 x i8] c"FOO\00" |
| @str1 = private unnamed_addr constant [6 x i8] c"Main!\00" |
| |
| define void @foo() nounwind { |
| entry: |
| %puts = tail call i32 @puts(i8* getelementptr inbounds ([4 x i8]* @str, i32 0, i32 0)), !dbg !23 |
| ret void, !dbg !25 |
| } |
| |
| declare i32 @puts(i8* nocapture) nounwind |
| |
| define i32 @main(i32 %argc, i8** nocapture %argv) nounwind { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 %argc, i64 0, metadata !21, metadata !{!"0x102"}), !dbg !26 |
| tail call void @llvm.dbg.value(metadata i8** %argv, i64 0, metadata !22, metadata !{!"0x102"}), !dbg !27 |
| %puts = tail call i32 @puts(i8* getelementptr inbounds ([6 x i8]* @str1, i32 0, i32 0)), !dbg !28 |
| tail call void @foo() nounwind, !dbg !30 |
| ret i32 0, !dbg !31 |
| } |
| |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!0, !9} |
| !llvm.module.flags = !{!33} |
| |
| !0 = !{!"0x11\0012\00clang version 3.2 (trunk 156513)\001\00\000\00\001", !32, !1, !1, !3, !1, !1} ; [ DW_TAG_compile_unit ] |
| !1 = !{} |
| !3 = !{!5} |
| !5 = !{!"0x2e\00foo\00foo\00\005\000\001\000\006\00256\001\005", !32, !6, !7, null, void ()* @foo, null, null, !1} ; [ DW_TAG_subprogram ] |
| !6 = !{!"0x29", !32} ; [ DW_TAG_file_type ] |
| !7 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !8 = !{null} |
| !9 = !{!"0x11\0012\00clang version 3.2 (trunk 156513)\001\00\000\00\001", !32, !1, !1, !10, !1, !1} ; [ DW_TAG_compile_unit ] |
| !10 = !{!12} |
| !12 = !{!"0x2e\00main\00main\00\0011\000\001\000\006\00256\001\0011", !32, !6, !13, null, i32 (i32, i8**)* @main, null, null, !19} ; [ DW_TAG_subprogram ] |
| !13 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !14, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !14 = !{!15, !15, !16} |
| !15 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] |
| !16 = !{!"0xf\00\000\0032\0032\000\000", null, null, !17} ; [ DW_TAG_pointer_type ] |
| !17 = !{!"0xf\00\000\0032\0032\000\000", null, null, !18} ; [ DW_TAG_pointer_type ] |
| !18 = !{!"0x24\00char\000\008\008\000\000\006", null, null} ; [ DW_TAG_base_type ] |
| !19 = !{!21, !22} |
| !21 = !{!"0x101\00argc\0016777227\000", !12, !6, !15} ; [ DW_TAG_arg_variable ] |
| !22 = !{!"0x101\00argv\0033554443\000", !12, !6, !16} ; [ DW_TAG_arg_variable ] |
| !23 = !MDLocation(line: 6, column: 3, scope: !24) |
| !24 = !{!"0xb\005\0016\000", !32, !5} ; [ DW_TAG_lexical_block ] |
| !25 = !MDLocation(line: 7, column: 1, scope: !24) |
| !26 = !MDLocation(line: 11, column: 14, scope: !12) |
| !27 = !MDLocation(line: 11, column: 26, scope: !12) |
| !28 = !MDLocation(line: 12, column: 3, scope: !29) |
| !29 = !{!"0xb\0011\0034\000", !32, !12} ; [ DW_TAG_lexical_block ] |
| !30 = !MDLocation(line: 13, column: 3, scope: !29) |
| !31 = !MDLocation(line: 14, column: 3, scope: !29) |
| !32 = !{!"foo.c", !"/tmp"} |
| |
| ; This test is simple to be cross platform (many targets don't yet have |
| ; sufficiently good DWARF emission and/or dumping) |
| ; CHECK: {{DW_TAG_compile_unit}} |
| ; CHECK: {{foo\.c}} |
| |
| !33 = !{i32 1, !"Debug Info Version", i32 2} |