| # REQUIRES: x86 |
| ## Test we resolve symbolic relocations in .debug_* sections to a tombstone |
| ## value if the referenced symbol is discarded when linking a relocatable object. |
| |
| # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t1.o |
| # RUN: ld.lld -r %t1.o %t1.o -o %t2.o |
| # RUN: llvm-readelf -r -x .debug_ranges %t2.o | FileCheck %s |
| |
| ## Relocations for a discarded section are changed to R_*_NONE. |
| # CHECK: Relocation section '.rela.debug_ranges' at offset [[#%#x,]] contains 4 entries: |
| # CHECK-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend |
| # CHECK-NEXT: 0000000000000000 [[#%x,]] R_X86_64_64 0000000000000000 .text.foo + 0 |
| # CHECK-NEXT: 0000000000000008 [[#%x,]] R_X86_64_64 0000000000000000 .text.foo + 1 |
| # CHECK-NEXT: 0000000000000020 [[#%x,]] R_X86_64_NONE |
| # CHECK-NEXT: 0000000000000028 [[#%x,]] R_X86_64_NONE |
| |
| ## References to a discarded section are changed to tombstone values. |
| # CHECK: Hex dump of section '.debug_ranges': |
| # CHECK-NEXT: 0x00000000 00000000 00000000 00000000 00000000 |
| # CHECK-NEXT: 0x00000010 00000000 00000000 00000000 00000000 |
| # CHECK-NEXT: 0x00000020 01000000 00000000 01000000 00000000 |
| # CHECK-NEXT: 0x00000030 00000000 00000000 00000000 00000000 |
| |
| .weak foo |
| |
| .section .text.foo,"axG",@progbits,foo,comdat |
| .Lfoo: |
| foo: |
| ret |
| .Lfoo_end: |
| |
| .section .debug_ranges,"",@progbits |
| .quad .Lfoo |
| .quad .Lfoo_end |
| .quad 0 |
| .quad 0 |
