1# RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t.o 2# RUN: llvm-dwarfdump -debug-info %t.o | FileCheck %s 3# RUN: llvm-dwarfdump -debug-info %t.o -v | FileCheck --check-prefix=VERBOSE %s 4 5# CHECK: DW_TAG_compile_unit 6# CHECK: DW_AT_low_pc (0x0000000000000000) 7# VERBOSE: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000000) address = 0x0000000000000000 ".text") 8# FIXME: Improve the error message from "unresolved" to describe the specific 9# issue (in this case, the index is outside the bounds of the debug_addr 10# contribution/debug_addr section) 11# CHECK: DW_AT_low_pc (indexed (00000001) address = <unresolved>) 12# VERBOSE: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001) address = <unresolved>) 13 14# CHECK: DW_TAG_compile_unit 15# FIXME: Should error "no debug_addr contribution" - rather than parsing debug_addr 16# from the start, incorrectly interpreting the header bytes as an address. 17# CHECK: DW_AT_low_pc (indexed (00000000) address = <unresolved>) 18# VERBOSE: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000000) address = <unresolved>) 19 20 .globl foo # -- Begin function foo 21foo: # @foo 22.Lfunc_begin0: 23 retq 24.Lfunc_end0: 25 .section .debug_abbrev,"",@progbits 26 .byte 1 # Abbreviation Code 27 .byte 17 # DW_TAG_compile_unit 28 .byte 0 # DW_CHILDREN_no 29 .byte 115 # DW_AT_addr_base 30 .byte 23 # DW_FORM_sec_offset 31 .byte 17 # DW_AT_low_pc 32 .byte 27 # DW_FORM_addrx 33 .byte 17 # DW_AT_low_pc 34 .byte 27 # DW_FORM_addrx 35 .byte 0 # EOM(1) 36 .byte 0 # EOM(2) 37 .byte 2 # Abbreviation Code 38 .byte 17 # DW_TAG_compile_unit 39 .byte 0 # DW_CHILDREN_no 40 .byte 17 # DW_AT_low_pc 41 .byte 27 # DW_FORM_addrx 42 .byte 0 # EOM(1) 43 .byte 0 # EOM(2) 44 .byte 0 # EOM(3) 45 .section .debug_info,"",@progbits 46.Lcu_begin0: 47 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 48.Ldebug_info_start0: 49 .short 5 # DWARF version number 50 .byte 1 # DWARF Unit Type 51 .byte 8 # Address Size (in bytes) 52 .long .debug_abbrev # Offset Into Abbrev. Section 53 .byte 1 # Abbrev [1] 0xc:0x23 DW_TAG_compile_unit 54 .long .Laddr_table_base0 # DW_AT_addr_base 55 .byte 0 # DW_AT_low_pc 56 .byte 1 # DW_AT_low_pc 57.Ldebug_info_end0: 58.Lcu_begin1: 59 .long .Ldebug_info_end1-.Ldebug_info_start1 # Length of Unit 60.Ldebug_info_start1: 61 .short 5 # DWARF version number 62 .byte 1 # DWARF Unit Type 63 .byte 8 # Address Size (in bytes) 64 .long .debug_abbrev # Offset Into Abbrev. Section 65 .byte 2 # Abbrev [2] 0xc:0x23 DW_TAG_compile_unit 66 .long .Laddr_table_base0 # DW_AT_addr_base 67 .byte 0 # DW_AT_low_pc 68.Ldebug_info_end1: 69 .section .debug_macinfo,"",@progbits 70 .byte 0 # End Of Macro List Mark 71 .section .debug_addr,"",@progbits 72 .long 12 # Length of Pool 73 .short 5 # DWARF version number 74 .byte 8 # Address Size (in bytes) 75 .byte 0 # Segment selector size 76.Laddr_table_base0: 77 .quad .Lfunc_begin0 78