[clang] [Clang] Fix clang to emit llvm-ir for fadd/fsub atomics (PR #162679)

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@@ -0,0 +1,61 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 6
+// RUN: %clang_cc1 %s -emit-llvm -o - -triple=aarch64-linux-gnu | FileCheck %s --check-prefix=CHECK-LLVM
+
+_Atomic(float) f;
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CarolineConcatto wrote:

Can you add a tests for  _Float16   and __bf16?

https://github.com/llvm/llvm-project/pull/162679