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cmake: alter check for 64-bit atomic operation

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Signed-off-by: Raymond Wong <infiwang@pm.me>
This commit is contained in:
Raymond Wong 2022-04-04 01:14:26 +08:00 committed by ridiculousfish
parent 4b5b56452b
commit 1f393c627b
1 changed files with 3 additions and 3 deletions
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6
cmake/ConfigureChecks.cmake
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@ -255,10 +255,10 @@ int main () {
check_cxx_source_compiles("
#include <atomic>
#include <cstdint>
std::atomic<uint64_t> x (0);
std::atomic<uint64_t> n64 (0);
int main() {
uint64_t i = x.load(std::memory_order_relaxed);
return std::atomic_is_lock_free(&x);
uint64_t i = n64.load(std::memory_order_relaxed);
return std::atomic_is_lock_free(&n64);
}"
LIBATOMIC_NOT_NEEDED)
IF (NOT LIBATOMIC_NOT_NEEDED)