llvm/test/DebugInfo/invalid-inlined-subroutine.s

   1 ## This test checks how we handle parsing a broken DWARF when
   2 ## a parent of DW_TAG_inlined_subroutine is anything other than DW_TAG_subprogram.
   3
   4 # REQUIRES: x86-registered-target
   5
   6 # RUN: llvm-mc -filetype=obj -triple=i386-linux-gnu -o %t.o %s
   7 # RUN: llvm-symbolizer "CODE %t.o 0" \
   8 # RUN:   | FileCheck %s --strict-whitespace --match-full-lines --implicit-check-not={{.}}
   9
  10 #      CHECK:main
  11 # CHECK-NEXT:/tmp/test{{/|\\}}test.cpp:2:3
  12
  13 ## Generated from:
  14 ##
  15 ## int main() {
  16 ##   return 123;
  17 ## }
  18 ##
  19 ## clang++ --target=i386-linux-gnu test.cpp -g -O2 -std=c++11 -S -o test.s
  20
  21         .text
  22         .file   "test.cpp"
  23         .globl  main                            # -- Begin function main
  24         .p2align        4, 0x90
  25         .type   main,@function
  26 main:                                   # @main
  27 .Lfunc_begin0:
  28         .file   1 "/tmp/test" "test.cpp"
  29         .loc    1 1 0                           # test.cpp:1:0
  30         .cfi_sections .debug_frame
  31         .cfi_startproc
  32 # %bb.0:                                # %entry
  33         .loc    1 2 3 prologue_end              # test.cpp:2:3
  34         movl    $123, %eax
  35         retl
  36 .Ltmp0:
  37 .Lfunc_end0:
  38         .size   main, .Lfunc_end0-main
  39         .cfi_endproc
  40                                         # -- End function
  41         .section        .debug_abbrev,"",@progbits
  42         .byte   1                               # Abbreviation Code
  43         .byte   17                              # DW_TAG_compile_unit
  44         .byte   1                               # DW_CHILDREN_yes
  45         .byte   37                              # DW_AT_producer
  46         .byte   14                              # DW_FORM_strp
  47         .byte   19                              # DW_AT_language
  48         .byte   5                               # DW_FORM_data2
  49         .byte   3                               # DW_AT_name
  50         .byte   14                              # DW_FORM_strp
  51         .byte   16                              # DW_AT_stmt_list
  52         .byte   23                              # DW_FORM_sec_offset
  53         .byte   27                              # DW_AT_comp_dir
  54         .byte   14                              # DW_FORM_strp
  55         .byte   17                              # DW_AT_low_pc
  56         .byte   1                               # DW_FORM_addr
  57         .byte   18                              # DW_AT_high_pc
  58         .byte   6                               # DW_FORM_data4
  59         .byte   0                               # EOM(1)
  60         .byte   0                               # EOM(2)
  61         .byte   2                               # Abbreviation Code
  62 // Replace DW_TAG_subprogram with DW_TAG_inlined_subroutine
  63 //      .byte   46                              # DW_TAG_subprogram
  64         .byte   29                              # DW_TAG_inlined_subroutine
  65         .byte   0                               # DW_CHILDREN_no
  66         .byte   17                              # DW_AT_low_pc
  67         .byte   1                               # DW_FORM_addr
  68         .byte   18                              # DW_AT_high_pc
  69         .byte   6                               # DW_FORM_data4
  70         .byte   64                              # DW_AT_frame_base
  71         .byte   24                              # DW_FORM_exprloc
  72         .ascii  "\227B"                         # DW_AT_GNU_all_call_sites
  73         .byte   25                              # DW_FORM_flag_present
  74         .byte   3                               # DW_AT_name
  75         .byte   14                              # DW_FORM_strp
  76         .byte   58                              # DW_AT_decl_file
  77         .byte   11                              # DW_FORM_data1
  78         .byte   59                              # DW_AT_decl_line
  79         .byte   11                              # DW_FORM_data1
  80         .byte   73                              # DW_AT_type
  81         .byte   19                              # DW_FORM_ref4
  82         .byte   63                              # DW_AT_external
  83         .byte   25                              # DW_FORM_flag_present
  84         .byte   0                               # EOM(1)
  85         .byte   0                               # EOM(2)
  86         .byte   3                               # Abbreviation Code
  87         .byte   36                              # DW_TAG_base_type
  88         .byte   0                               # DW_CHILDREN_no
  89         .byte   3                               # DW_AT_name
  90         .byte   14                              # DW_FORM_strp
  91         .byte   62                              # DW_AT_encoding
  92         .byte   11                              # DW_FORM_data1
  93         .byte   11                              # DW_AT_byte_size
  94         .byte   11                              # DW_FORM_data1
  95         .byte   0                               # EOM(1)
  96         .byte   0                               # EOM(2)
  97         .byte   0                               # EOM(3)
  98         .section        .debug_info,"",@progbits
  99 .Lcu_begin0:
 100         .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
 101 .Ldebug_info_start0:
 102         .short  4                               # DWARF version number
 103         .long   .debug_abbrev                   # Offset Into Abbrev. Section
 104         .byte   4                               # Address Size (in bytes)
 105         .byte   1                               # Abbrev [1] 0xb:0x38 DW_TAG_compile_unit
 106         .long   .Linfo_string0                  # DW_AT_producer
 107         .short  26                              # DW_AT_language
 108         .long   .Linfo_string1                  # DW_AT_name
 109         .long   .Lline_table_start0             # DW_AT_stmt_list
 110         .long   .Linfo_string2                  # DW_AT_comp_dir
 111         .long   .Lfunc_begin0                   # DW_AT_low_pc
 112         .long   .Lfunc_end0-.Lfunc_begin0       # DW_AT_high_pc
 113         .byte   2                               # Abbrev [2] 0x26:0x15 DW_TAG_subprogram
 114         .long   .Lfunc_begin0                   # DW_AT_low_pc
 115         .long   .Lfunc_end0-.Lfunc_begin0       # DW_AT_high_pc
 116         .byte   1                               # DW_AT_frame_base
 117         .byte   84
 118                                         # DW_AT_GNU_all_call_sites
 119         .long   .Linfo_string3                  # DW_AT_name
 120         .byte   1                               # DW_AT_decl_file
 121         .byte   1                               # DW_AT_decl_line
 122         .long   59                              # DW_AT_type
 123                                         # DW_AT_external
 124         .byte   3                               # Abbrev [3] 0x3b:0x7 DW_TAG_base_type
 125         .long   .Linfo_string4                  # DW_AT_name
 126         .byte   5                               # DW_AT_encoding
 127         .byte   4                               # DW_AT_byte_size
 128         .byte   0                               # End Of Children Mark
 129 .Ldebug_info_end0:
 130         .section        .debug_str,"MS",@progbits,1
 131 .Linfo_string0:
 132         .asciz  "clang version 13.0.0"
 133 .Linfo_string1:
 134         .asciz  "test.cpp"
 135 .Linfo_string2:
 136         .asciz  "/tmp/test"  # string offset=114
 137 .Linfo_string3:
 138         .asciz  "main"
 139 .Linfo_string4:
 140         .asciz  "int"
 141         .ident  "clang version 13.0.0"
 142         .section        ".note.GNU-stack","",@progbits
 143         .addrsig
 144         .section        .debug_line,"",@progbits
 145 .Lline_table_start0: