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| author | H.J. Lu <hjl.tools@gmail.com> | 2022-05-20 19:21:48 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2022-05-26 14:00:25 -0700 |
| commit | f8587a61892cbafd98ce599131bf4f103466f084 (patch) | |
| tree | 25e2e6d4e2074eafb4184ffa4418de2fc484ae0c /sysdeps | |
| parent | 9c66efb86fe384f77435f7e326333fb2e4e10676 (diff) | |
| download | glibc-f8587a61892cbafd98ce599131bf4f103466f084.tar.gz glibc-f8587a61892cbafd98ce599131bf4f103466f084.tar.xz glibc-f8587a61892cbafd98ce599131bf4f103466f084.zip | |
x86-64: Ignore r_addend for R_X86_64_GLOB_DAT/R_X86_64_JUMP_SLOT
According to x86-64 psABI, r_addend should be ignored for R_X86_64_GLOB_DAT and R_X86_64_JUMP_SLOT. Since linkers always set their r_addends to 0, we can ignore their r_addends. Reviewed-by: Fangrui Song <maskray@google.com>
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/x86_64/dl-machine.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/x86_64/dl-machine.h b/sysdeps/x86_64/dl-machine.h index c70af7ab1e..7f607f6dff 100644 --- a/sysdeps/x86_64/dl-machine.h +++ b/sysdeps/x86_64/dl-machine.h @@ -325,11 +325,13 @@ and creates an unsatisfiable circular dependency.\n", # endif /* Set to symbol size plus addend. */ value = sym->st_size; + *reloc_addr = value + reloc->r_addend; + break; # endif - /* Fall through. */ + case R_X86_64_GLOB_DAT: case R_X86_64_JUMP_SLOT: - *reloc_addr = value + reloc->r_addend; + *reloc_addr = value; break; case R_X86_64_DTPMOD64: |