| Issue | 109652 |
|---|---|
| Summary | [ARM][AARCH64] clang doesn’t support mfence in aarch64 or arm? |
| Labels | clang |
| Assignees | |
| Reporter | Zhenhang1213 |
I find neither AArch64 nor ARM supports this, but x86 is ok; but in gcc, it‘s ok. And I don't find reference about this case
[godbolt](https://godbolt.org/z/5q4K8vrME)
```
__asm__ __volatile__("mfence" : : : "memory")
```
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