Defined in 3 files as a function:
- external/bsd/llvm/dist/clang/test/CodeGen/atomic-ops.c, line 377 (as a function)
- external/bsd/llvm/dist/clang/test/CodeGen/big-atomic-ops.c, line 246 (as a function)
- external/bsd/llvm/dist/clang/test/Sema/atomic-requires-library-error.c, line 15 (as a function)