1# REQUIRES: aarch64 2# RUN: llvm-mc -filetype=obj -triple=arm64-apple-macos %s -o %t.o 3# RUN: not %lld -arch arm64 %t.o -o /dev/null 2>&1 | FileCheck %s 4 5# CHECK: undefined symbol: _undef 6# CHECK-NEXT: >>> referenced by test.c:3 7# CHECK-NEXT: >>> {{.*}}.o:(symbol _main+0x0) 8# CHECK-NEXT: >>> referenced by test.c:2 9# CHECK-NEXT >>> {{.*}}.o:(symbol _ptr+0x0) 10 11## This is the output of `clang -g2 -O2 -fdebug-compilation-dir=. -fno-ident` called on the following file, with the 12## Apple DWARF tables removed: 13## 14## int undef(); 15## int (*ptr)() = &undef; 16## int main() { return undef(); }; 17 18 19 .section __TEXT,__text,regular,pure_instructions 20 .build_version macos, 12, 0 sdk_version 13, 0 21 .file 1 "." "test.c" 22 .globl _main ; -- Begin function main 23 .p2align 2 24_main: ; @main 25Lfunc_begin0: 26 .loc 1 3 0 ; test.c:3:0 27 .cfi_startproc 28; %bb.0: 29 .loc 1 3 21 prologue_end ; test.c:3:21 30 b _undef 31Ltmp0: 32Lfunc_end0: 33 .cfi_endproc 34 ; -- End function 35 .section __DATA,__data 36 .globl _ptr ; @ptr 37 .p2align 3 38_ptr: 39 .quad _undef 40 41 .section __DWARF,__debug_abbrev,regular,debug 42Lsection_abbrev: 43 .byte 1 ; Abbreviation Code 44 .byte 17 ; DW_TAG_compile_unit 45 .byte 1 ; DW_CHILDREN_yes 46 .byte 37 ; DW_AT_producer 47 .byte 14 ; DW_FORM_strp 48 .byte 19 ; DW_AT_language 49 .byte 5 ; DW_FORM_data2 50 .byte 3 ; DW_AT_name 51 .byte 14 ; DW_FORM_strp 52 .ascii "\202|" ; DW_AT_LLVM_sysroot 53 .byte 14 ; DW_FORM_strp 54 .ascii "\357\177" ; DW_AT_APPLE_sdk 55 .byte 14 ; DW_FORM_strp 56 .byte 16 ; DW_AT_stmt_list 57 .byte 23 ; DW_FORM_sec_offset 58 .byte 27 ; DW_AT_comp_dir 59 .byte 14 ; DW_FORM_strp 60 .ascii "\341\177" ; DW_AT_APPLE_optimized 61 .byte 25 ; DW_FORM_flag_present 62 .byte 17 ; DW_AT_low_pc 63 .byte 1 ; DW_FORM_addr 64 .byte 18 ; DW_AT_high_pc 65 .byte 6 ; DW_FORM_data4 66 .byte 0 ; EOM(1) 67 .byte 0 ; EOM(2) 68 .byte 2 ; Abbreviation Code 69 .byte 52 ; DW_TAG_variable 70 .byte 0 ; DW_CHILDREN_no 71 .byte 3 ; DW_AT_name 72 .byte 14 ; DW_FORM_strp 73 .byte 73 ; DW_AT_type 74 .byte 19 ; DW_FORM_ref4 75 .byte 63 ; DW_AT_external 76 .byte 25 ; DW_FORM_flag_present 77 .byte 58 ; DW_AT_decl_file 78 .byte 11 ; DW_FORM_data1 79 .byte 59 ; DW_AT_decl_line 80 .byte 11 ; DW_FORM_data1 81 .byte 2 ; DW_AT_location 82 .byte 24 ; DW_FORM_exprloc 83 .byte 0 ; EOM(1) 84 .byte 0 ; EOM(2) 85 .byte 3 ; Abbreviation Code 86 .byte 15 ; DW_TAG_pointer_type 87 .byte 0 ; DW_CHILDREN_no 88 .byte 73 ; DW_AT_type 89 .byte 19 ; DW_FORM_ref4 90 .byte 0 ; EOM(1) 91 .byte 0 ; EOM(2) 92 .byte 4 ; Abbreviation Code 93 .byte 21 ; DW_TAG_subroutine_type 94 .byte 1 ; DW_CHILDREN_yes 95 .byte 73 ; DW_AT_type 96 .byte 19 ; DW_FORM_ref4 97 .byte 0 ; EOM(1) 98 .byte 0 ; EOM(2) 99 .byte 5 ; Abbreviation Code 100 .byte 24 ; DW_TAG_unspecified_parameters 101 .byte 0 ; DW_CHILDREN_no 102 .byte 0 ; EOM(1) 103 .byte 0 ; EOM(2) 104 .byte 6 ; Abbreviation Code 105 .byte 36 ; DW_TAG_base_type 106 .byte 0 ; DW_CHILDREN_no 107 .byte 3 ; DW_AT_name 108 .byte 14 ; DW_FORM_strp 109 .byte 62 ; DW_AT_encoding 110 .byte 11 ; DW_FORM_data1 111 .byte 11 ; DW_AT_byte_size 112 .byte 11 ; DW_FORM_data1 113 .byte 0 ; EOM(1) 114 .byte 0 ; EOM(2) 115 .byte 7 ; Abbreviation Code 116 .byte 46 ; DW_TAG_subprogram 117 .byte 0 ; DW_CHILDREN_no 118 .byte 17 ; DW_AT_low_pc 119 .byte 1 ; DW_FORM_addr 120 .byte 18 ; DW_AT_high_pc 121 .byte 6 ; DW_FORM_data4 122 .ascii "\347\177" ; DW_AT_APPLE_omit_frame_ptr 123 .byte 25 ; DW_FORM_flag_present 124 .byte 64 ; DW_AT_frame_base 125 .byte 24 ; DW_FORM_exprloc 126 .byte 3 ; DW_AT_name 127 .byte 14 ; DW_FORM_strp 128 .byte 58 ; DW_AT_decl_file 129 .byte 11 ; DW_FORM_data1 130 .byte 59 ; DW_AT_decl_line 131 .byte 11 ; DW_FORM_data1 132 .byte 73 ; DW_AT_type 133 .byte 19 ; DW_FORM_ref4 134 .byte 63 ; DW_AT_external 135 .byte 25 ; DW_FORM_flag_present 136 .ascii "\341\177" ; DW_AT_APPLE_optimized 137 .byte 25 ; DW_FORM_flag_present 138 .byte 0 ; EOM(1) 139 .byte 0 ; EOM(2) 140 .byte 0 ; EOM(3) 141 .section __DWARF,__debug_info,regular,debug 142Lsection_info: 143Lcu_begin0: 144.set Lset0, Ldebug_info_end0-Ldebug_info_start0 ; Length of Unit 145 .long Lset0 146Ldebug_info_start0: 147 .short 4 ; DWARF version number 148.set Lset1, Lsection_abbrev-Lsection_abbrev ; Offset Into Abbrev. Section 149 .long Lset1 150 .byte 8 ; Address Size (in bytes) 151 .byte 1 ; Abbrev [1] 0xb:0x69 DW_TAG_compile_unit 152 .long 0 ; DW_AT_producer 153 .short 12 ; DW_AT_language 154 .long 1 ; DW_AT_name 155 .long 8 ; DW_AT_LLVM_sysroot 156 .long 60 ; DW_AT_APPLE_sdk 157.set Lset2, Lline_table_start0-Lsection_line ; DW_AT_stmt_list 158 .long Lset2 159 .long 71 ; DW_AT_comp_dir 160 ; DW_AT_APPLE_optimized 161 .quad Lfunc_begin0 ; DW_AT_low_pc 162.set Lset3, Lfunc_end0-Lfunc_begin0 ; DW_AT_high_pc 163 .long Lset3 164 .byte 2 ; Abbrev [2] 0x32:0x15 DW_TAG_variable 165 .long 73 ; DW_AT_name 166 .long 71 ; DW_AT_type 167 ; DW_AT_external 168 .byte 1 ; DW_AT_decl_file 169 .byte 2 ; DW_AT_decl_line 170 .byte 9 ; DW_AT_location 171 .byte 3 172 .quad _ptr 173 .byte 3 ; Abbrev [3] 0x47:0x5 DW_TAG_pointer_type 174 .long 76 ; DW_AT_type 175 .byte 4 ; Abbrev [4] 0x4c:0x7 DW_TAG_subroutine_type 176 .long 83 ; DW_AT_type 177 .byte 5 ; Abbrev [5] 0x51:0x1 DW_TAG_unspecified_parameters 178 .byte 0 ; End Of Children Mark 179 .byte 6 ; Abbrev [6] 0x53:0x7 DW_TAG_base_type 180 .long 77 ; DW_AT_name 181 .byte 5 ; DW_AT_encoding 182 .byte 4 ; DW_AT_byte_size 183 .byte 7 ; Abbrev [7] 0x5a:0x19 DW_TAG_subprogram 184 .quad Lfunc_begin0 ; DW_AT_low_pc 185.set Lset4, Lfunc_end0-Lfunc_begin0 ; DW_AT_high_pc 186 .long Lset4 187 ; DW_AT_APPLE_omit_frame_ptr 188 .byte 1 ; DW_AT_frame_base 189 .byte 111 190 .long 81 ; DW_AT_name 191 .byte 1 ; DW_AT_decl_file 192 .byte 3 ; DW_AT_decl_line 193 .long 83 ; DW_AT_type 194 ; DW_AT_external 195 ; DW_AT_APPLE_optimized 196 .byte 0 ; End Of Children Mark 197Ldebug_info_end0: 198 .section __DWARF,__debug_str,regular,debug 199Linfo_string: 200 .byte 0 ; string offset=0 201 .asciz "test.c" ; string offset=1 202 .asciz "/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk" ; string offset=8 203 .asciz "MacOSX.sdk" ; string offset=60 204 .asciz "." ; string offset=71 205 .asciz "ptr" ; string offset=73 206 .asciz "int" ; string offset=77 207 .asciz "main" ; string offset=81 208 .section __DWARF,__debug_line,regular,debug 209Lsection_line: 210Lline_table_start0: 211