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meson: Fix detect atomic128 support with optimization 

Silly typo: sizeof(16) != 16.

Fixes: e61f1efeb7 ("meson: Detect atomic128 support with optimization")
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-05-19 19:01:36 +00:00
parent 154691335e
commit 87a8d12180
1 changed files with 1 additions and 1 deletions
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@ -2557,7 +2557,7 @@ if has_int128
# __alignof(unsigned __int128) for the host.
atomic_test_128 = '''
int main(int ac, char **av) {
unsigned __int128 *p = __builtin_assume_aligned(av[ac - 1], sizeof(16));
unsigned __int128 *p = __builtin_assume_aligned(av[ac - 1], 16);
p[1] = __atomic_load_n(&p[0], __ATOMIC_RELAXED);
__atomic_store_n(&p[2], p[3], __ATOMIC_RELAXED);
__atomic_compare_exchange_n(&p[4], &p[5], p[6], 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);