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chk: Add and fix hidden builtin definitions for *_chk

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Otherwise on gnu-i686 there are unwanted PLT entries in libc.so when
fortification is enabled.

Tested for i686-gnu, x86_64-gnu, i686-linux-gnu and x86_64-linux-gnu
This commit is contained in:
Samuel Thibault
2023-08-03 21:16:41 +02:00
parent cbf4aa422c
commit 04bf7d2d8a
6 changed files with 15 additions and 0 deletions
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include/string.h
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@@ -214,6 +214,7 @@ libc_hidden_builtin_proto (__memmove_chk)
libc_hidden_builtin_proto (__mempcpy_chk)
libc_hidden_builtin_proto (__memset_chk)
libc_hidden_builtin_proto (__stpcpy_chk)
libc_hidden_builtin_proto (__strncpy_chk)
#endif