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| author | Siddhesh Poyarekar <siddhesh@sourceware.org> | 2020-12-30 11:09:58 +0530 |
|---|---|---|
| committer | Siddhesh Poyarekar <siddhesh@sourceware.org> | 2020-12-31 16:55:21 +0530 |
| commit | 2a3224c53653214cbba2ec23424702193c80ea3b (patch) | |
| tree | c34edd8ad17636d2aef26f16dd69ebcff87d1dbe /string/bits/strings_fortified.h | |
| parent | c43c5796121bc5bcc0867f02e5536874aa8196c1 (diff) | |
| download | glibc-2a3224c53653214cbba2ec23424702193c80ea3b.tar.gz glibc-2a3224c53653214cbba2ec23424702193c80ea3b.tar.xz glibc-2a3224c53653214cbba2ec23424702193c80ea3b.zip | |
string: Enable __FORTIFY_LEVEL=3
This change enhances fortified string functions to use __builtin_dynamic_object_size under _FORTIFY_SOURCE=3 whenever the compiler supports it.
Diffstat (limited to 'string/bits/strings_fortified.h')
| -rw-r--r-- | string/bits/strings_fortified.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/string/bits/strings_fortified.h b/string/bits/strings_fortified.h index d4091f4f69..7752faf4e3 100644 --- a/string/bits/strings_fortified.h +++ b/string/bits/strings_fortified.h @@ -22,13 +22,15 @@ __fortify_function void __NTH (bcopy (const void *__src, void *__dest, size_t __len)) { - (void) __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest)); + (void) __builtin___memmove_chk (__dest, __src, __len, + __glibc_objsize0 (__dest)); } __fortify_function void __NTH (bzero (void *__dest, size_t __len)) { - (void) __builtin___memset_chk (__dest, '\0', __len, __bos0 (__dest)); + (void) __builtin___memset_chk (__dest, '\0', __len, + __glibc_objsize0 (__dest)); } #endif |