Merge #845

845: Update no_atomic.rs r=taiki-e a=github-actions[bot]

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Co-authored-by: Taiki Endo <[email protected]>

Author: bors[bot]

no_atomic.rs

@@ -52,6 +52,7 @@ const NO_ATOMIC_64: &[&str] = &[
     "riscv32i-unknown-none-elf",
     "riscv32im-unknown-none-elf",
     "riscv32imac-unknown-none-elf",
+    "riscv32imac-unknown-xous-elf",
     "riscv32imc-unknown-none-elf",
     "thumbv4t-none-eabi",
     "thumbv6m-none-eabi",