blob: 1115e4c0a7af113e21eefb99fb04ca794470e68a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
/* Some compiler optimizations may transform loops into memset/memmove
calls and without proper declaration it may generate PLT calls. */
#if !defined __ASSEMBLER__ && IS_IN (libc) && defined SHARED \
&& !defined LIBC_NONSHARED
asm ("memmove = __GI_memmove");
asm ("memset = __GI_memset");
asm ("memcpy = __GI_memcpy");
/* Some targets do not use __stack_chk_fail_local. In libc.so,
redirect __stack_chk_fail to a hidden reference
__stack_chk_fail_local, to avoid the PLT reference.
__stack_chk_fail itself is a global symbol, exported from libc.so,
and cannot be made hidden. */
# if IS_IN (libc) && defined SHARED \
&& defined STACK_PROTECTOR_LEVEL && STACK_PROTECTOR_LEVEL > 0
asm (".hidden __stack_chk_fail_local\n"
"__stack_chk_fail = __stack_chk_fail_local");
# endif
#endif
|
