// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
void foo(void)
{
_Atomic(int) i = 0;
// Check that multiply / divides on atomics produce a cmpxchg loop
i *= 2; // CHECK: cmpxchg
i /= 2; // CHECK: cmpxchg
// These should be emitting atomicrmw instructions, but they aren't yet
i += 2; // CHECK: cmpxchg
i -= 2; // CHECK: cmpxchg
i++; // CHECK: cmpxchg
i--; // CHECK: cmpxchg
}