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1# RUN: yaml2obj %s -o %t2 3## Check we cannot remove the .dynsym symbol table because dynamic4## relocation section .rela.dyn still references it via sh_link field.5# RUN: not llvm-objcopy -R .dynsym %t %t2 2>&1 >/dev/null | FileCheck %s --check-prefix=ERR -DINPUT=%t6# ERR: error: '[[INPUT]]': symbol table '.dynsym' cannot be removed because it is referenced by the relocation section '.rela.dyn'7 8## Check we can remove .dynsym after removing the reference.9# RUN: llvm-objcopy -R .dynsym -R .rela.dyn %t %t210# RUN: llvm-readelf --sections %t2 | FileCheck %s --implicit-check-not=".dynsym"11 12## Check we zero out sh_link field and allow producing output with the --allow-broken-links switch.13# RUN: llvm-objcopy -R .dynsym --allow-broken-links %t %t214# RUN: llvm-readelf --sections %t2 | FileCheck %s --check-prefix=DROP-LINK15# DROP-LINK: [Nr] Name Type Address Off Size ES Flg L16# DROP-LINK: [ 1] .rela.dyn RELA 0000000000000270 000040 000000 18 A 017# DROP-LINK-NOT: .dynsym18 19!ELF20FileHeader:21 Class: ELFCLASS6422 Data: ELFDATA2LSB23 Type: ET_DYN24 Machine: EM_X86_6425Sections:26 - Name: .rela.dyn27 Type: SHT_RELA28 Flags: [ SHF_ALLOC ]29 Address: 0x000000000000027030 Link: .dynsym31 EntSize: 0x000000000000001832DynamicSymbols:33 - Name: bar34 Binding: STB_GLOBAL35