[clang] [llvm] [RISCV] Add Zicfiss support to the shadow call stack implementation. (PR #68075)

[Paul Kirth via cfe-commits]

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@@ -27,6 +27,11 @@
 // DEFAULT-NOT: "-target-feature" "-save-restore"
 // DEFAULT-NOT: "-target-feature" "+save-restore"
 
+// RUN: %clang --target=riscv32-unknown-elf -### %s -mforced-sw-shadow-stack 2>&1 | FileCheck %s -check-prefix=FORCE-SW-SCS
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ilovepi wrote:

After commenting about defaults, we should probably test the default, too.

https://github.com/llvm/llvm-project/pull/68075