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tools/nolibc: crt: mark _start_c() as used

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During LTO the reference from the asm startup code to the _start_c()
function is not visible and _start_c() is removed.
This will then lead to errors during linking.
As _start_c() is indeed always used, mark it as such.

Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20240812-nolibc-lto-v2-1-736af7bbefa8@weissschuh.net
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
This commit is contained in:
Thomas Weißschuh 2024-08-12 22:50:17 +02:00
parent 22ba81c50a
commit 0021d6670d
1 changed files with 1 additions and 1 deletions
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tools/include/nolibc/crt.h
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@ -22,7 +22,7 @@ extern void (*const __init_array_end[])(int, char **, char**) __attribute__((wea
extern void (*const __fini_array_start[])(void) __attribute__((weak));
extern void (*const __fini_array_end[])(void) __attribute__((weak));
__attribute__((weak))
__attribute__((weak,used))
void _start_c(long *sp)
{
long argc;