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-rw-r--r--libc/src/stdlib/srand.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/libc/src/stdlib/srand.cpp b/libc/src/stdlib/srand.cpp
index 008c7a9e565e..21166c7a6754 100644
--- a/libc/src/stdlib/srand.cpp
+++ b/libc/src/stdlib/srand.cpp
@@ -12,6 +12,8 @@
namespace LIBC_NAMESPACE {
-LLVM_LIBC_FUNCTION(void, srand, (unsigned int seed)) { rand_next = seed; }
+LLVM_LIBC_FUNCTION(void, srand, (unsigned int seed)) {
+ rand_next.store(seed, cpp::MemoryOrder::RELAXED);
+}
} // namespace LIBC_NAMESPACE