[llvm] Do not replace dead constant references in metadata with undef
[llvm-project.git] / lld / test / ELF / gdb-index-multiple-cu-2.s
blob06316860871dadb9d7652f6c23bac31d48198eb5
1 # REQUIRES: x86
2 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
3 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/gdb-index-multiple-cu-2.s -o %t1.o
4 # RUN: ld.lld --gdb-index %t.o %t1.o -o %t
5 # RUN: llvm-dwarfdump -gdb-index %t | FileCheck %s
7 # %t.o has 2 CUs while %t1 has 1, thus _start in %t1.o should have cuIndex 2.
8 # attributes << 24 | cuIndex = 48 << 24 | 2 = 0x30000002
9 # CHECK: Constant pool
10 # CHECK-NEXT: 0(0x0): 0x30000002
12 .section .debug_abbrev,"",@progbits
13 .byte 1 # Abbreviation Code
14 .byte 17 # DW_TAG_compile_unit
15 .byte 0 # DW_CHILDREN_yes
16 .byte 0 # EOM(1)
17 .byte 0 # EOM(2)
18 .byte 0
20 .section .debug_info,"",@progbits
21 .Lcu_begin0:
22 .long .Lcu_end0 - .Lcu_begin0 - 4
23 .short 4 # DWARF version number
24 .long 0 # Offset Into Abbrev. Section
25 .byte 4 # Address Size
26 .byte 1 # Abbrev [1] DW_TAG_compile_unit
27 .byte 0
28 .Lcu_end0:
29 .Lcu_begin1:
30 .long .Lcu_end1 - .Lcu_begin1 - 4
31 .short 4 # DWARF version number
32 .long 0 # Offset Into Abbrev. Section
33 .byte 4 # Address Size
34 .byte 1 # Abbrev [1] DW_TAG_compile_unit
35 .byte 0
36 .Lcu_end1: