llvm/clang/test/Driver/aarch64-ssbs.c

// RUN: %clang -### --target=aarch64-none-elf -march=armv8a+ssbs   %s 2>&1 | FileCheck %s
// RUN: %clang -### --target=aarch64-none-elf -mcpu=cortex-x1      %s 2>&1 | FileCheck %s
// RUN: %clang -### --target=aarch64-none-elf -mcpu=cortex-x1c     %s 2>&1 | FileCheck %s
// RUN: %clang -### --target=aarch64-none-elf -mcpu=cortex-a77     %s 2>&1 | FileCheck %s
// CHECK: "-target-feature" "+ssbs"

// RUN: %clang -### --target=aarch64-none-elf -march=armv8a+nossbs %s 2>&1 | FileCheck %s --check-prefix=NOSSBS
// RUN: %clang -### --target=aarch64-none-elf -mcpu=cortex-x1c+nossbs %s 2>&1 | FileCheck %s --check-prefix=NOSSBS
// NOSSBS-NOT: "-target-feature" "+ssbs"

// RUN: %clang -### --target=aarch64-none-elf                      %s 2>&1 | FileCheck %s --check-prefix=ABSENTSSBS
// ABSENTSSBS-NOT: "-target-feature" "+ssbs"
// ABSENTSSBS-NOT: "-target-feature" "-ssbs"