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* [glibc] LoongArch: ldconfig: Add comments for using EF_LARCH_OBJABI_V1
@ 2023-03-28 1:56 Yinyu Cai
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From: Yinyu Cai @ 2023-03-28 1:56 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=07dd75589ecbedec5162a5645d57f8bd093a45db
commit 07dd75589ecbedec5162a5645d57f8bd093a45db
Author: caiyinyu <caiyinyu@loongson.cn>
Date: Tue Mar 28 09:19:53 2023 +0800
LoongArch: ldconfig: Add comments for using EF_LARCH_OBJABI_V1
We added Adhemerval Zanella's comment to explain the reason for
using EF_LARCH_OBJABI_V1.
Diff:
---
sysdeps/unix/sysv/linux/loongarch/readelflib.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/sysdeps/unix/sysv/linux/loongarch/readelflib.c b/sysdeps/unix/sysv/linux/loongarch/readelflib.c
index ceba355959..e34612895d 100644
--- a/sysdeps/unix/sysv/linux/loongarch/readelflib.c
+++ b/sysdeps/unix/sysv/linux/loongarch/readelflib.c
@@ -40,6 +40,12 @@ process_elf_file (const char *file_name, const char *lib, int *flag,
ret = process_elf64_file (file_name, lib, flag, isa_level, soname,
file_contents, file_length);
+
+ /* The EF_LARCH_OBJABI_V1 flag indicate which set of static relocations
+ the object might use and it only considered during static linking,
+ it does not reflect in runtime relocations. However some binutils
+ version might set it on dynamic shared object, so clear it to avoid
+ see the SO as unsupported. */
flags = elf64_header->e_flags & ~EF_LARCH_OBJABI_V1;
/* LoongArch linkers encode the floating point ABI as part of the ELF headers. */
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2023-03-28 1:56 [glibc] LoongArch: ldconfig: Add comments for using EF_LARCH_OBJABI_V1 Yinyu Cai
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