; RUN: llc -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32" target triple = "thumbv7-apple-darwin10" @x1 = internal global i8 1, align 1 @x2 = internal global i8 1, align 1 @x3 = internal global i8 1, align 1 @x4 = internal global i8 1, align 1 @x5 = global i8 1, align 1 ; Check debug info output for merged global. ; DW_AT_location ; 0x03 DW_OP_addr ; 0x.. .long __MergedGlobals ; 0x10 DW_OP_constu ; 0x.. offset ; 0x22 DW_OP_plus ; CHECK: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "x1" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR:.. .. .. ..]] 10 00 22 ) ; CHECK: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "x2" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR]] 10 01 22 ) define zeroext i8 @get1(i8 zeroext %a) nounwind optsize { entry: tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !10, metadata !{!"0x102"}), !dbg !30 %0 = load i8* @x1, align 4, !dbg !30 tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !11, metadata !{!"0x102"}), !dbg !30 store i8 %a, i8* @x1, align 4, !dbg !30 ret i8 %0, !dbg !31 } declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone define zeroext i8 @get2(i8 zeroext %a) nounwind optsize { entry: tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !18, metadata !{!"0x102"}), !dbg !32 %0 = load i8* @x2, align 4, !dbg !32 tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !19, metadata !{!"0x102"}), !dbg !32 store i8 %a, i8* @x2, align 4, !dbg !32 ret i8 %0, !dbg !33 } define zeroext i8 @get3(i8 zeroext %a) nounwind optsize { entry: tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !21, metadata !{!"0x102"}), !dbg !34 %0 = load i8* @x3, align 4, !dbg !34 tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !22, metadata !{!"0x102"}), !dbg !34 store i8 %a, i8* @x3, align 4, !dbg !34 ret i8 %0, !dbg !35 } define zeroext i8 @get4(i8 zeroext %a) nounwind optsize { entry: tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !24, metadata !{!"0x102"}), !dbg !36 %0 = load i8* @x4, align 4, !dbg !36 tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !25, metadata !{!"0x102"}), !dbg !36 store i8 %a, i8* @x4, align 4, !dbg !36 ret i8 %0, !dbg !37 } define zeroext i8 @get5(i8 zeroext %a) nounwind optsize { entry: tail call void @llvm.dbg.value(metadata i8 %a, i64 0, metadata !27, metadata !{!"0x102"}), !dbg !38 %0 = load i8* @x5, align 4, !dbg !38 tail call void @llvm.dbg.value(metadata i8 %0, i64 0, metadata !28, metadata !{!"0x102"}), !dbg !38 store i8 %a, i8* @x5, align 4, !dbg !38 ret i8 %0, !dbg !39 } !llvm.dbg.cu = !{!2} !llvm.module.flags = !{!49} !0 = !{!"0x2e\00get1\00get1\00get1\004\000\001\000\006\00256\001\004", !47, !1, !3, null, i8 (i8)* @get1, null, null, !42} ; [ DW_TAG_subprogram ] !1 = !{!"0x29", !47} ; [ DW_TAG_file_type ] !2 = !{!"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)\001\00\000\00\000", !47, !48, !48, !40, !41, !48} ; [ DW_TAG_compile_unit ] !3 = !{!"0x15\00\000\000\000\000\000\000", !47, !1, null, !4, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] !4 = !{!5, !5} !5 = !{!"0x24\00_Bool\000\008\008\000\000\002", !47, !1} ; [ DW_TAG_base_type ] !6 = !{!"0x2e\00get2\00get2\00get2\007\000\001\000\006\00256\001\007", !47, !1, !3, null, i8 (i8)* @get2, null, null, !43} ; [ DW_TAG_subprogram ] !7 = !{!"0x2e\00get3\00get3\00get3\0010\000\001\000\006\00256\001\0010", !47, !1, !3, null, i8 (i8)* @get3, null, null, !44} ; [ DW_TAG_subprogram ] !8 = !{!"0x2e\00get4\00get4\00get4\0013\000\001\000\006\00256\001\0013", !47, !1, !3, null, i8 (i8)* @get4, null, null, !45} ; [ DW_TAG_subprogram ] !9 = !{!"0x2e\00get5\00get5\00get5\0016\000\001\000\006\00256\001\0016", !47, !1, !3, null, i8 (i8)* @get5, null, null, !46} ; [ DW_TAG_subprogram ] !10 = !{!"0x101\00a\004\000", !0, !1, !5} ; [ DW_TAG_arg_variable ] !11 = !{!"0x100\00b\004\000", !12, !1, !5} ; [ DW_TAG_auto_variable ] !12 = !{!"0xb\004\000\000", !47, !0} ; [ DW_TAG_lexical_block ] !13 = !{!"0x34\00x1\00x1\00\003\001\001", !1, !1, !5, i8* @x1, null} ; [ DW_TAG_variable ] !14 = !{!"0x34\00x2\00x2\00\006\001\001", !1, !1, !5, i8* @x2, null} ; [ DW_TAG_variable ] !15 = !{!"0x34\00x3\00x3\00\009\001\001", !1, !1, !5, i8* @x3, null} ; [ DW_TAG_variable ] !16 = !{!"0x34\00x4\00x4\00\0012\001\001", !1, !1, !5, i8* @x4, null} ; [ DW_TAG_variable ] !17 = !{!"0x34\00x5\00x5\00\0015\000\001", !1, !1, !5, i8* @x5, null} ; [ DW_TAG_variable ] !18 = !{!"0x101\00a\007\000", !6, !1, !5} ; [ DW_TAG_arg_variable ] !19 = !{!"0x100\00b\007\000", !20, !1, !5} ; [ DW_TAG_auto_variable ] !20 = !{!"0xb\007\000\001", !47, !6} ; [ DW_TAG_lexical_block ] !21 = !{!"0x101\00a\0010\000", !7, !1, !5} ; [ DW_TAG_arg_variable ] !22 = !{!"0x100\00b\0010\000", !23, !1, !5} ; [ DW_TAG_auto_variable ] !23 = !{!"0xb\0010\000\002", !47, !7} ; [ DW_TAG_lexical_block ] !24 = !{!"0x101\00a\0013\000", !8, !1, !5} ; [ DW_TAG_arg_variable ] !25 = !{!"0x100\00b\0013\000", !26, !1, !5} ; [ DW_TAG_auto_variable ] !26 = !{!"0xb\0013\000\003", !47, !8} ; [ DW_TAG_lexical_block ] !27 = !{!"0x101\00a\0016\000", !9, !1, !5} ; [ DW_TAG_arg_variable ] !28 = !{!"0x100\00b\0016\000", !29, !1, !5} ; [ DW_TAG_auto_variable ] !29 = !{!"0xb\0016\000\004", !47, !9} ; [ DW_TAG_lexical_block ] !30 = !MDLocation(line: 4, scope: !0) !31 = !MDLocation(line: 4, scope: !12) !32 = !MDLocation(line: 7, scope: !6) !33 = !MDLocation(line: 7, scope: !20) !34 = !MDLocation(line: 10, scope: !7) !35 = !MDLocation(line: 10, scope: !23) !36 = !MDLocation(line: 13, scope: !8) !37 = !MDLocation(line: 13, scope: !26) !38 = !MDLocation(line: 16, scope: !9) !39 = !MDLocation(line: 16, scope: !29) !40 = !{!0, !6, !7, !8, !9} !41 = !{!13, !14, !15, !16, !17} !42 = !{!10, !11} !43 = !{!18, !19} !44 = !{!21, !22} !45 = !{!24, !25} !46 = !{!27, !28} !47 = !{!"foo.c", !"/tmp/"} !48 = !{} !49 = !{i32 1, !"Debug Info Version", i32 2}